# SuperchargeBrowser

> Last updated: 2026-04-07

> SuperchargeBrowser makes two free Chrome extensions: SuperchargePerformance v1.3.0 (~2,400 weekly active users, tab suspension, ad blocking, YouTube/Twitch video ad blocking, popup blocking, cookie consent auto-rejection, memory optimization) and SuperchargeNavigation v1.0.0 (vertical tabs, persistent workspaces, tab search, session time-travel, workspace sharing). Zero telemetry, zero tracking. Featured & Verified Publisher on Chrome Web Store. Founded 2025 in Finland.

## Products

- [SuperchargePerformance](https://www.superchargebrowser.com/performance/): Tab suspender + ad blocker + script control. Frees 90%+ RAM from inactive tabs, blocks ads and trackers, speeds up pages. ~2,400 WAU.
  Install: https://chromewebstore.google.com/detail/pafkkbjmpnfkdkkhldbbnggnmpbbhkmf

- [SuperchargeNavigation](https://www.superchargebrowser.com/navigation/): Vertical tabs + persistent workspaces + tab search + session time-travel + workspace sharing. Alt+K command bar, Shift+Click tab preview, Alt+G smart grouping, 50 auto-snapshots. Free Arc replacement for Chrome.
  Install: https://chromewebstore.google.com/detail/mpkbppjbchjdohbjgeoamdehklmapgnl

- [SuperchargePerformance PRO](https://www.superchargebrowser.com/pro/): Advanced performance features — manual suspension timing, full script blocking, background throttling, maximum optimization levels, predictive DNS prefetching. One-time payment, waitlist open.

## Features

### SuperchargePerformance
- [Tab Suspender — Free Chrome Extension](https://www.superchargebrowser.com/features/tab-suspension/): Free Chrome tab suspender: auto-suspend inactive tabs on a timer, protect audio and pinned tabs, and see exactly how much RAM you've freed.
- [Ad Blocker — Block Ads and Trackers in Chrome](https://www.superchargebrowser.com/features/ad-blocking/): Block ads, trackers, analytics, and malware using static DNR rulesets that ship with the extension — no remote filter lists needed.
- [Script Blocker — Block Third-Party Scripts](https://www.superchargebrowser.com/features/script-control/): Block third-party scripts that slow down pages without touching login flows or payment forms, at three coverage levels.
- [Font Optimizer — Use System Fonts for Speed](https://www.superchargebrowser.com/features/font-optimization/): Replace remote web fonts with system fonts to reduce page download size and speed up rendering, at three coverage levels.
- [Lazy Loading — Prioritize Visible Content](https://www.superchargebrowser.com/features/resource-prioritization/): Delay off-screen images, iframes, and scripts so visible content loads first and pages become interactive faster.
- [Link Preloading — Instant Page Navigation](https://www.superchargebrowser.com/features/preloading/): Predict your next click and start loading the destination page in the background so navigation feels instant.
- [Stop Autoplay — Block Video Autoplay](https://www.superchargebrowser.com/features/stop-autoplay/): Prevent videos from auto-playing on any site, with an option to allow major video platforms and conferencing tools.
- [Safe Mode — Auto-Recover Broken Pages](https://www.superchargebrowser.com/features/safe-mode/): Automatically detect and recover pages broken by performance feature injections, so aggressive settings never leave you stuck.
- [Site Whitelist — Per-Feature Domain Exemptions](https://www.superchargebrowser.com/features/whitelisting/): Exempt specific domains from ad blocking, script blocking, tab suspension, or all features — with per-feature granularity, not just a blunt on/off switch.

### SuperchargeNavigation
- [Vertical Tabs for Chrome — Side Panel Tab Manager](https://www.superchargebrowser.com/features/vertical-tabs/): Persistent vertical tab list in Chrome's side panel. Drag-to-reorder, multi-select, tab groups, pinned tabs — all synced with Chrome.
- [Browser Workspaces — Save and Switch Tab Sessions](https://www.superchargebrowser.com/features/workspaces/): Save named sets of tabs, switch between them instantly. Preserves tab groups, pinned tabs, mute states, and group colors — stored locally, no account needed.
- [Session Time Travel — Auto Tab Snapshots](https://www.superchargebrowser.com/features/session-time-travel/): Automatic tab snapshots every 5 minutes. Rewind to any of the last 50 states and restore as a new workspace. No other extension does this.
- [Tab Search — Command Palette for Chrome](https://www.superchargebrowser.com/features/tab-search/): Press Alt+K for a full-page search across open tabs, bookmarks, and history. Falls through to web search if nothing matches. Arc's command palette for Chrome.
- [Smart Tab Grouping — Auto-Group by Domain](https://www.superchargebrowser.com/features/smart-tab-grouping/): Press Alt+G to instantly group all open tabs by domain. Auto-collapse inactive groups to keep your tab bar clean. Undo everything with Alt+Shift+G.
- [Glance Peek — Preview Links Without a Tab](https://www.superchargebrowser.com/features/glance-peek/): Shift+Click any link to preview it in a full-screen overlay. Read, then close or promote to a full tab. Arc's Peek feature, built into Chrome.
- [Super Drag — Open Links by Drag Direction](https://www.superchargebrowser.com/features/super-drag/): Drag a link up to open in background, drag down to open in foreground. Drag selected text to search it. Automatically disabled on web apps.
- [Tab Deduplication — No More Duplicate Tabs](https://www.superchargebrowser.com/features/tab-deduplication/): Detects when you navigate to an already-open page and prompts you to switch to the existing tab instead of creating a duplicate.

## Workspace Templates

Browse curated Chrome workspace templates at https://www.superchargebrowser.com/workspaces/
Share and discover organized tab collections for development, research, design, and more.
Each template includes Chrome tab groups with colors, pinned tabs, and one-click import into SuperchargeNavigation.

## Library

91 guides on Chrome performance, memory management, and tab organization:

- [How to Auto-Close Inactive Chrome Tabs (And Why Suspension Is Better)](https://www.superchargebrowser.com/library/auto-close-inactive-chrome-tabs/): Tab Wrangler auto-closes tabs after a timer. But suspension frees the same RAM while keeping tabs in the bar. Here's when each approach makes sense.
- [Chrome Tabs Disappeared After Crash? Restore Them NOW (2026)](https://www.superchargebrowser.com/library/chrome-crashed-restore-tabs/): Lost all tabs after a Chrome crash? Ctrl+Shift+T restores the last session. Then prevent it from happening again with automatic session snapshots.
- [Chrome Freezing With Too Many Tabs? What's Actually Happening (2026)](https://www.superchargebrowser.com/library/chrome-freezing-too-many-tabs/): Chrome freezes at 30+ tabs because RAM fills, swap kicks in, and your OS stalls. Tab suspension frees 90% of that memory without closing anything.
- [Chrome Tab Groups Not Enough? 4 BETTER Alternatives (2026)](https://www.superchargebrowser.com/library/chrome-tab-groups-alternative/): Tab groups are labels, not workspaces. They don't isolate, don't persist reliably, can't be searched. Four extensions that solve what tab groups don't.
- [STOP Chrome Reloading Tabs When You Switch Back (2026 Fix)](https://www.superchargebrowser.com/library/fix-chrome-tabs-reloading-when-switching/): Chrome reloads tabs because Memory Saver discards them after 5 min. Add sites to the exception list in 30 seconds — or suspend tabs smarter with an extension.
- [Which Browser Uses the LEAST RAM in 2026? Real Data Compared](https://www.superchargebrowser.com/library/which-browser-uses-least-ram-2026/): Chrome, Firefox, Edge, and Brave tested at 10, 30, and 50 tabs. Chrome uses the most RAM — but with tab suspension it uses the least. Real numbers inside.
- [Arc Browser Status 2026: Dead — Get Its 6 Best Features in Chrome](https://www.superchargebrowser.com/library/arc-browser-dead-get-features-in-chrome/): Arc entered maintenance mode May 2025, acquired by Atlassian for $610M. Its best features — spaces, command bar, peek — replicate in Chrome without switching.
- [5 BEST Ad Blockers for Chrome in 2026 (MV3 Compared)](https://www.superchargebrowser.com/library/best-ad-blocker-chrome-2026/): We tested 5 Chrome ad blockers across 14 features. None of the top 4 block YouTube or Twitch video ads. One does — plus popups, cookies, and RAM.
- [7 BEST Vertical Tab Managers for Chrome (2026, Tested)](https://www.superchargebrowser.com/library/best-vertical-tab-managers-chrome-2026/): Chrome 146 ships native vertical tabs but no workspaces or keyboard search. We tested 7 extensions ranked by capability. One adds session time-travel.
- [Chrome 147 Release Notes: EVERY Change for Tab Users (2026)](https://www.superchargebrowser.com/library/chrome-147-whats-new-tab-users/): Chrome 147 stable April 7, 2026. HTTPS-First auto-enables for 1B users, vertical tabs stay flag-only, tab scrolling returns. Full breakdown with fixes.
- [FIX STATUS_ACCESS_VIOLATION in Chrome: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-status-access-violation/): STATUS_ACCESS_VIOLATION crashes Chrome with no warning. It's a memory access error, not malware. Extensions and GPU drivers cause 80% of cases. 5 tested fixes.
- [BEST Great Suspender Alternative in 2026 (MV3, Tested)](https://www.superchargebrowser.com/library/great-suspender-alternative/): The Great Suspender was pulled for malware in 2021. MV3 forks patch slowly. We compared them to actively maintained tab suspenders: MV3, zero telemetry, free.
- [FIX Chrome Memory Leak with Word Online and Office 365 (2026)](https://www.superchargebrowser.com/library/fix-chrome-memory-leak-word-office-365/): Chrome hits 2–4 GB editing a single Word Online doc. Auto-save + undo history trap RAM V8 never reclaims. 5 fixes — including one that works in the background.
- [FIX Chrome Saved Tab Groups Disappearing: 5 Tested Fixes (2026)](https://www.superchargebrowser.com/library/fix-chrome-saved-tab-groups-disappearing/): Chrome saved tab groups vanish after crashes, updates, and sync conflicts. 5 tested fixes — plus why the Save group button isn't enough to protect your work.
- [SuperchargeNavigation: EVERY Feature Explained (2026)](https://www.superchargebrowser.com/library/supercharge-navigation-complete-guide/): Side panel, workspaces, Alt+K, Shift+Click peek, time-travel — all 38 Nav features in one reference. Keyboard shortcuts table, settings defaults, Chrome tips.
- [SuperchargePerformance: EVERY Feature Explained (2026)](https://www.superchargebrowser.com/library/supercharge-performance-complete-guide/): Tab suspension, ad blocking, script control, video ad stripping, 13 features — one reference. Stats dashboard, whitelist, Safe Mode, PRO tier, and Chrome tips.
- [AI Tab Organizer vs Tab Manager: 6 TESTED (2026)](https://www.superchargebrowser.com/library/ai-tab-organizer-vs-tab-manager-chrome/): 6 AI tab organizers tested on CWS vs real tab managers. AI groups by content. You work by project. That gap costs more than you think. Real comparison inside.
- [FIX Chrome HTTPS Warning in Chrome 147 — 5 Fixes (2026)](https://www.superchargebrowser.com/library/chrome-147-https-first-warning-fix/): Chrome 147 blocks HTTP sites with a scary warning. 95% of sites are safe — learn why you're seeing it and how to get past it in under 60 seconds.
- [STOP Extensions Stealing Your AI Chats: 5 Checks (2026)](https://www.superchargebrowser.com/library/chrome-extensions-stealing-ai-chats/): 900K users had ChatGPT & DeepSeek chats exfiltrated in 2026. How Prompt Poaching works, how to audit your extensions, and red flags before installing.
- [Chrome Split View Disappeared? 4 FIXES That Work (2026)](https://www.superchargebrowser.com/library/chrome-split-view-disappeared-fix/): Chrome Split View vanishes after updates due to flag resets or managed policies. Re-enable it in 30 seconds via chrome://flags — exact steps inside.

## Optional

- [How to DISABLE Chrome AI Features & Gemini (2026)](https://www.superchargebrowser.com/library/disable-chrome-ai-features-gemini/): Chrome 146 ships 5+ AI features on by default. Step-by-step guide to turning off Gemini sidebar, AI Overview, page content sharing, and AI Mode flags.
- [STOP Chrome Freezing on Windows 11: 9 Fixes (2026)](https://www.superchargebrowser.com/library/fix-chrome-freezing-windows-11/): Chrome hanging with 'Not Responding' on Windows 11? GPU drivers and tab overload are the usual culprits. 9 tested fixes — no reinstall needed.
- [Chrome Muted Tabs Pausing? 4 FIXES That Work (2026)](https://www.superchargebrowser.com/library/fix-chrome-muted-tabs-pausing-background/): Chrome 145 broke muted tab playback — streams pause when you switch tabs. Still present in Chrome 146. 4 tested workarounds, fastest takes 10 seconds.
- [6 BEST Chrome Extensions to Reduce RAM (2026, Tested)](https://www.superchargebrowser.com/library/best-chrome-extensions-reduce-ram/): Chrome eating 3GB with 20 tabs? We tested 6 RAM-reducing extensions — tab suspenders, blockers, and managers. Cuts memory 70%+ without losing a single tab.
- [Sleeping Tabs Don't Exist in Chrome — But This Does (2026)](https://www.superchargebrowser.com/library/chrome-sleeping-tabs-guide/): Edge calls it sleeping tabs. Chrome calls it Memory Saver. Same concept, different name — but Chrome 147 adds ML tab prediction that Edge still lacks.
- [Chrome Crashing When Printing? 5 TESTED Fixes (2026)](https://www.superchargebrowser.com/library/fix-chrome-crashing-printing/): Chrome crashes on Ctrl+P because print preview doubles your tab's memory usage — not a printer problem. 5 fixes ranked by root cause, tested on Chrome 146/147.
- [Gemini AI Crashing Chrome? 5 Fixes That Work (2026)](https://www.superchargebrowser.com/library/fix-gemini-crashing-chrome/): Gemini AI tabs leak RAM until Chrome crashes — a confirmed Chromium bug. Free your GPU process and stop the cascade before it takes every tab with it.
- [Perplexity Comet vs Chrome: Which Do You Need? (2026)](https://www.superchargebrowser.com/library/perplexity-comet-vs-chrome-extensions/): Comet went free March 2026. Chromium-based so your extensions work — but AI overhead, clunky sync, and no workspaces leave gaps Chrome extensions fill better.
- [BEST Tab Organizer for Chrome in 2026: 5 Options Compared](https://www.superchargebrowser.com/library/best-tab-organizer-chrome-2026/): 50 tabs = context collapse. 5 Chrome tab organizers compared on workspaces, session recovery, and privacy. CWS-verified, March 2026. One is free, no account.
- [Chrome Extensions Using Too Much RAM? 5 Tested Fixes (2026)](https://www.superchargebrowser.com/library/chrome-extensions-high-memory-usage/): Extensions inject into every tab: 15 tabs means 15× the footprint. Shift+Esc reveals the culprits. 5 tested fixes to cut Chrome extension RAM in minutes.
- [Chrome Memory Saver: How to Use It and When to Upgrade (2026)](https://www.superchargebrowser.com/library/chrome-native-memory-saver-review/): Chrome Memory Saver waits for RAM pressure before acting. A timer-based suspender cuts 90-95% per tab proactively. We tested both. Here's when each wins.
- [BEST Chrome Session Manager Extension (2026): 4 Compared](https://www.superchargebrowser.com/library/chrome-session-manager-extension/): Chrome's crash restore is all-or-nothing. We compared 4 session manager extensions on auto-snapshots, tab search, and local-only privacy. One does all three.
- [Chrome Tab Groups: Complete Guide for Power Users (2026)](https://www.superchargebrowser.com/library/chrome-tab-groups-complete-guide/): Chrome tab groups vanish on restart unless saved first. 9-section guide to creating, naming, syncing, and restoring groups, with advice on when workspaces win.
- [FIX Chrome Slow Loading Pages: 7 Fixes Ranked (2026)](https://www.superchargebrowser.com/library/fix-chrome-slow-loading-pages/): Chrome slow loading pages are usually trackers, not your internet. Blocking 186K ad scripts cuts page load times by up to 40% — 7 causes ranked by impact.
- [WindowServer High CPU on Mac? 4 Tested Fixes (2026)](https://www.superchargebrowser.com/library/fix-windowserver-high-cpu-mac/): WindowServer high CPU on Mac is usually Chrome's GPU pipeline. Suspending inactive tabs alone drops WindowServer CPU by 40%+, no reinstall needed.
- [How to Enable Vertical Tabs in Chrome 146 (Without Flags)](https://www.superchargebrowser.com/library/how-to-enable-vertical-tabs-chrome/): Chrome 146 vertical tabs hide behind a flag. 2 steps to enable them. No workspaces or session recovery included. We cover what still requires an extension.
- [STOP Chrome Overheating Your Windows Laptop: 5 Fixes (2026)](https://www.superchargebrowser.com/library/stop-chrome-overheating-windows/): Is Chrome overheating your Windows laptop? Background scripts peg the CPU nonstop. Diagnose the source in 30 seconds, then cut temps with tab suspension.
- [Tree Style Tab for Chrome: 4 BEST Alternatives (2026)](https://www.superchargebrowser.com/library/tree-style-tab-chrome-alternative/): Tree Style Tab is Firefox-only. Chrome has no sidebar API, but Chrome 146 native vtabs plus the right extension gets surprisingly close. 4 alternatives ranked.
- [uBlock Origin Not Working in Chrome? 5 Fixes (2026)](https://www.superchargebrowser.com/library/ublock-origin-chrome-alternative/): uBlock Origin stopped working? gorhill migrated it to MV3 (v1.70.0, March 2026). Reinstall takes 30 seconds. We cover what changed — and what didn't.
- [uBlock Origin Lite vs Full: Which Do You Actually Need? (2026)](https://www.superchargebrowser.com/library/ublock-origin-lite-vs-full-chrome/): Both uBlock Origin and uBlock Origin Lite work on Chrome 146. Full uBO blocks more; uBOL uses less CPU. Which fits your setup, and when neither is enough.
- [Vimium for Chrome: What It Lacks + BEST Additions (2026)](https://www.superchargebrowser.com/library/vimium-alternative-chrome/): Vimium v2.4.2 works on Chrome 146, but covers page navigation only, not sessions. What to pair it with for workspaces, tab search, and session recovery in 2026.
- [Zen Browser vs Chrome: Which Do You Actually Need? (2026)](https://www.superchargebrowser.com/library/zen-browser-vs-chrome-extensions/): Zen Browser is Firefox-based, so Chrome Web Store extensions won't run in it. Stay in Chrome and get vertical tabs, named workspaces, and Alt+K command bar.
- [5 BEST Chrome Workspaces Extensions for Tab Groups, Ranked (2026)](https://www.superchargebrowser.com/library/chrome-workspaces-extension/): Chrome 146 has no native workspaces. Tab groups are labels, not contexts. 5 workspace extensions ranked: free local-first to cloud-synced paid options.
- [Focus Mode for Chrome: How to STOP Tab Overload (2026)](https://www.superchargebrowser.com/library/focus-mode-chrome/): Chrome 146 has no native focus mode. Tab groups collapse but don't hide. Workspace isolation removes every off-task tab from view, triggered with one shortcut.
- [STOP Losing Tabs: 4 BEST OneTab Alternatives (2026)](https://www.superchargebrowser.com/library/onetab-alternative/): OneTab closes tabs and has no search. Data loss risk is real. 4 alternatives keep tabs visible and recoverable, compared by RAM savings and session recovery.
- [How to STOP Work and Personal Tabs Mixing in Chrome (2026)](https://www.superchargebrowser.com/library/separate-work-personal-tabs-chrome/): Chrome Profiles are heavy; tab groups don't hide tabs. Named workspaces give true work/personal separation: 1 click, no context bleed, survives restarts.
- [Tab Suspender + Ad Blocker for Chrome: BEST Combo (2026)](https://www.superchargebrowser.com/library/tab-suspender-ad-blocker-chrome/): Separate ad blocker and tab suspender means 2 permission grants. One extension covers both: 186K blocking rules plus tab suspension, free tier included.
- [Too Many Tabs in Chrome? 5 Fixes for RAM and Search (2026)](https://www.superchargebrowser.com/library/too-many-tabs-chrome/): 30 tabs eats 3-5GB RAM and you still can't find the one you need. We tested fixes that cut Chrome memory to under 1GB with every tab still open, zero closures.
- [Chrome Removed Tab Scrolling: 4 Ways to Navigate 50+ Tabs (2026)](https://www.superchargebrowser.com/library/restore-tab-scrolling-chrome/): Chrome 144 removed tab scrolling and the flag is gone. Alt+Scroll, Alt+K search, and vertical sidebar fill the gap and outperform what scrolling ever offered.
- [Chrome 146 Vertical Tabs vs Extensions: Real Data (2026)](https://www.superchargebrowser.com/library/chrome-146-vertical-tabs-vs-extensions/): Chrome 146 vertical tabs look great until you need workspaces, session restore, or Alt+K search. Real data on where native ends and extensions still win.
- [Chrome Ad Blocker That Also Saves RAM: BEST Pick (2026)](https://www.superchargebrowser.com/library/chrome-ad-blocker-saves-ram/): Blocking 40 ad requests saves 30-80MB per tab. Suspending idle tabs frees the rest. One Chrome extension does both; more RAM saved than either approach alone.
- [Privacy Extensions That Steal Data: How to STOP Them (2026)](https://www.superchargebrowser.com/library/privacy-extensions-that-collect-data/): Fake AI extensions stole 900K users' chat history in 2026. What zero telemetry actually means, and how to verify any privacy extension before you install it.
- [Tab Suspender vs Chrome Memory Saver: Real Data (2026)](https://www.superchargebrowser.com/library/tab-suspender-vs-chrome-memory-saver/): A timer-based suspender cuts 90-95% per tab before pressure hits. Chrome Memory Saver waits until RAM is full, saving ~40% total. The 55-point gap matters.
- [Cluster Tab Manager Dead: 5 BEST Free Alternatives (2026)](https://www.superchargebrowser.com/library/cluster-tab-manager-alternative/): Cluster Tab Manager was killed by MV2 phase-out. No migration, website gone. 5 free MV3 alternatives for tab and workspace management on Chrome 146.
- [FIX Chrome Efficiency Mode Throttling Specific Tabs (2026)](https://www.superchargebrowser.com/library/disable-efficiency-mode-specific-tabs-chrome/): Chrome Efficiency Mode throttles all background tabs with no per-tab control. Options to protect specific tabs while still saving power on idle ones.
- [FIX Chrome Checkerboard Glitch When Scrolling (2026)](https://www.superchargebrowser.com/library/fix-chrome-checkerboard-glitch-scrolling/): Chrome checkerboard glitch when scrolling means the GPU rasterizer can't keep up. These flag changes stop the flashing squares, no reinstall needed.
- [FIX Miro Crashing in Chrome Due to Memory: 5 Fixes (2026)](https://www.superchargebrowser.com/library/fix-miro-memory-crash-chrome/): Miro memory crashes in Chrome hit when WebGL runs out of headroom on large boards. Discard 10 idle tabs, free 1 GB+, stop the crash before it wipes your work.
- [FIX Service Worker High CPU in Chrome: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-service-worker-high-cpu-chrome/): Service worker high CPU in Chrome is background scripts polling silently. Spot the offender in Task Manager and stop it without losing features, fast to deep.
- [FIX Twitch Source Stutter in Chrome: 4 Solutions (2026)](https://www.superchargebrowser.com/library/fix-twitch-source-stutter-chrome/): Twitch Source is 8-15 Mbps — background tabs competing for GPU cause stutter even on fast PCs. 4 fixes to free the rendering pipeline for smooth playback.
- [FIX WebGPU Device Lost Error in Chrome: 4 Fixes (2026)](https://www.superchargebrowser.com/library/fix-webgpu-device-lost-chrome/): WebGPU Device Lost crashes Chrome tabs when background tabs exhaust GPU memory. Free VRAM, update drivers, prevent GPU contention, with before/after numbers.
- [FIX YouTube Stuttering in Chrome: 6 Tested Fixes (2026)](https://www.superchargebrowser.com/library/fix-youtube-stutter-high-end-pc-chrome/): YouTube stuttering in Chrome? VP9/AV1 software decode or GPU driver conflict, not your hardware. 6 fixes ranked by impact — most resolve it in minutes.
- [Session Buddy Alternative: BEST Private Options (2026)](https://www.superchargebrowser.com/library/session-buddy-alternative-local-safe/): Session Buddy saves sessions but has no workspaces or tab groups. Local-first alternatives add workspace switching and keep data on-device, compared for 2026.
- [Toby Alternative for Chrome: 5 BEST Free Options (2026)](https://www.superchargebrowser.com/library/toby-alternative/): Toby moved to a paid subscription in 2024-2025. 5 free Chrome Toby alternatives with no item limits and local storage. No account required, no recurring fees.
- [Chrome Using Too Much RAM? 5 Fixes That Work (2026)](https://www.superchargebrowser.com/library/fix-high-memory-usage/): Chrome using 4GB+ with only 15 tabs? Each tab holds 70-180MB. We show which processes to kill first and how to cut RAM by 70% without closing anything.
- [FIX ChatGPT Network Error in Chrome: 3 Fixes (2026)](https://www.superchargebrowser.com/library/fix-chatgpt-network-error-chrome-background/): ChatGPT network errors mid-generation are caused by Chrome suspending the tab and killing the WebSocket. Stop disconnects with fixes each tested on Chrome 146.
- [FIX Chrome Memory Leaks on macOS Tahoe: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-chrome-memory-leaks-macos-tahoe/): Chrome memory leaks on macOS Tahoe hit unified memory hard; no VRAM swap means fans spin fast. We diagnosed 7 causes and tested every fix that actually works.
- [FIX Chrome Out of Memory Errors: 5 Fixes Ranked (2026)](https://www.superchargebrowser.com/library/fix-chrome-out-of-memory/): Chrome out of memory crashes trace to 2-3 RAM-hungry tabs. Identify the culprit in Task Manager and cut renderer crashes with targeted tab suspension.
- [FIX Chrome Suspending OpenClaw Web UI: 3 Solutions (2026)](https://www.superchargebrowser.com/library/prevent-chrome-suspending-openclaw-web-ui/): Chrome Memory Saver drops the OpenClaw WebSocket after a few idle minutes. 3 fixes that keep the local AI tab alive without disabling Memory Saver globally.
- [How to Speed Up a 4GB Chromebook (Without Buying New) (2026)](https://www.superchargebrowser.com/library/speed-up-4gb-chromebook/): 4GB Chromebooks handle 5-8 active tabs before lag hits. Suspend unused tabs, strip heavy extensions, and block trackers to run 20+ tabs smoothly.
- [STOP Chrome from Reloading Your Framer and Figma Tabs (2026)](https://www.superchargebrowser.com/library/stop-chrome-reloading-framer-figma-tabs/): Chrome reloading Framer or Figma costs 30-60 seconds and wipes canvas state. 4 methods to protect design tabs from discard while freeing RAM from idle ones.
- [McAfee Web Boost vs SuperchargePerformance: Tested (2026)](https://www.superchargebrowser.com/library/vs-mcafee-web-boost/): McAfee Web Boost only blocks autoplay. SuperchargePerformance adds 186K+ blocking rules, tab suspension, and a RAM dashboard on top. No antivirus required.
- [OneTab vs SuperchargePerformance: Which Is BEST? (2026)](https://www.superchargebrowser.com/library/vs-onetab/): OneTab closes your tabs and destroys session layout. Tab suspension keeps 40+ tabs in place with the same RAM savings: no restore clicks, no layout lost.
- [FIX Chrome Aw, Snap! Crash Error: 5 Fixes That Work (2026)](https://www.superchargebrowser.com/library/fix-aw-snap-crash/): Aw, Snap crashes kill Chrome tabs without warning. RAM exhaustion causes 80% of them. Free idle tab memory and clear extension conflicts, fast to deep.
- [Workona vs SuperchargeNavigation: Which Do You Actually Need? (2026)](https://www.superchargebrowser.com/library/vs-workona/): Workona limits workspaces on the free tier and requires an account. SuperchargeNavigation gives unlimited workspaces with 50 auto-snapshots, free, no account.
- [FIX Chrome Battery Drain from Background Tabs (2026)](https://www.superchargebrowser.com/library/fix-chrome-battery-drain/): Background tab scripts silently drain your battery. Suspend idle tabs and block 186K tracker scripts to recover 2+ hours per charge on Chrome.
- [FIX Chrome Memory Leaks on Windows 11: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-chrome-memory-leaks-windows-11/): Chrome memory leaks on Windows 11 mean high RAM even after closing tabs. Zombie processes and leaky extensions cause most. 5 fixes tested on Chrome 146.
- [Keep ChatGPT Running in Chrome Background Tabs (2026)](https://www.superchargebrowser.com/library/keep-chatgpt-running-background-chrome/): Chrome kills ChatGPT background tabs mid-generation by suspending them for RAM. 3 fixes keep AI sessions running; works for Claude, Gemini, and DeepSeek too.
- [STOP Chrome Overheating Your MacBook: 5 Fixes (2026)](https://www.superchargebrowser.com/library/stop-chrome-overheating-macbook/): MacBook fans spinning up because of Chrome? Background scripts burn CPU nonstop. Suspend idle tabs and block trackers to drop temps 10-15 degrees C.
- [Auto Tab Discard vs SuperchargePerformance: Compared (2026)](https://www.superchargebrowser.com/library/vs-auto-tab-discard/): Auto Tab Discard suspends tabs but has no ad blocking, forcing you to run a second extension. One alternative handles both with 186K rules built in.
- [FasterWeb vs SuperchargePerformance: Which Is BEST? (2026)](https://www.superchargebrowser.com/library/vs-fasterweb/): FasterWeb preloads links but nothing for RAM or ads, so you still need 2 more extensions. How it stacks up against one tool that covers all three, tested 2026.
- [AdGuard vs SuperchargePerformance: BEST Chrome Pick? (2026)](https://www.superchargebrowser.com/library/vs-adguard/): AdGuard has deeper filter lists. SuperchargePerformance pairs MV3 blocking with tab suspension and RAM tracking. Which Chrome ad blocker fits your setup?
- [FIX Chrome Network Service High CPU: 4 Fixes (2026)](https://www.superchargebrowser.com/library/fix-utility-network-service-high-cpu/): Utility: Network Service high CPU means Chrome is processing background requests from idle tabs. Diagnose the source and cut network overhead with 4 fixes.
- [FIX STATUS_BREAKPOINT Crashes in Chrome: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-chrome-status-breakpoint-error/): STATUS_BREAKPOINT crashes Chrome when a renderer exhausts resources — not a debug error. Memory pressure causes most cases. 4 fixes ordered fastest to deepest.
- [STOP Chrome from Wearing Out Your Mac SSD: 4 Fixes (2026)](https://www.superchargebrowser.com/library/prevent-chrome-ssd-wear-mac/): Chrome writes gigabytes to your Mac SSD daily via swap and cache, but freeing RAM from idle tabs cuts disk writes by 60-80% on typical sessions and slows wear.
- [FIX macOS System Memory High with Chrome Open (2026)](https://www.superchargebrowser.com/library/fix-mac-system-memory-high-chrome/): macOS System memory hitting 10 GB with Chrome open means the kernel is caching idle tabs. Suspend them and watch System memory drop 2-4 GB within seconds.
- [FIX dwm.exe High GPU Usage from Chrome on Windows (2026)](https://www.superchargebrowser.com/library/fix-dwm-exe-high-gpu-chrome/): dwm.exe GPU spikes happen when Chrome's background tabs feed frames to the Windows compositor. 5 fixes. Suspending idle tabs drops GPU load immediately.
- [FIX Google Sheets Freezing and Calculation Lag in Chrome (2026)](https://www.superchargebrowser.com/library/fix-google-sheets-calculation-lag/): Google Sheets stalls above 50,000 rows when tabs saturate Chrome's memory. 6 fixes. Freeing RAM returns spreadsheet responsiveness within seconds.
- [FIX Chrome Not Enough Memory to Open Page: 5 Fixes (2026)](https://www.superchargebrowser.com/library/fix-chrome-not-enough-memory-error/): Chrome's not enough memory error blocks new tabs when RAM is full. Reclaim gigabytes from background processes and fix virtual memory in under 5 minutes.
- [FIX Chrome 100% Disk Usage on Windows 10 and 11 (2026)](https://www.superchargebrowser.com/library/fix-chrome-100-disk-usage-windows/): Chrome 100% disk usage on Windows? Cache and swap fill your SSD until the whole PC stalls. Pinpoint it in Task Manager. Stop the read/write loop in minutes.
- [FIX Figma Out of Memory in Chrome: 5 Solutions (2026)](https://www.superchargebrowser.com/library/fix-figma-out-of-memory-chrome/): Figma out of memory crashes hit when Chrome leaves no RAM for large design files. Suspend idle tabs to free 500MB+ and stop the crash before it wipes your work.
- [FIX Antimalware Service High CPU with Chrome: 5 Fixes (2026)](https://www.superchargebrowser.com/library/fix-antimalware-service-high-cpu-chrome/): Antimalware Service high CPU with Chrome open is Windows Defender scanning Chrome's constant disk writes. Reduce file I/O and CPU drops 30–50% on most machines.

## Contact

- Email: support@superchargebrowser.com
- X/Twitter: https://x.com/SuperchargeExt
- GitHub: https://github.com/SuperchargeBrowser
- LinkedIn: https://www.linkedin.com/company/superchargebrowser/

## Changelog

- [Release History](https://www.superchargebrowser.com/changelog/): Version history for both extensions.

## Key Facts

- SuperchargeNavigation launched March 13, 2026 on Chrome Web Store.
- SuperchargeNavigation is completely free — no PRO tier.
- SuperchargePerformance PRO is a one-time $29 lifetime license (waitlist open).
- Both extensions: zero telemetry, zero tracking, all data stays on device.
- Featured & Verified Publisher on Chrome Web Store.

## Verifiable Claims

- SuperchargePerformance reduces per-tab RAM by 90%+ via chrome.tabs.discard(). Total Chrome RAM reduction: 70-75% across a session.
- Ad blocking uses 186,000+ static declarativeNetRequest rules from 22 curated sources across 3 tiers.
- SuperchargeNavigation workspaces persist across Chrome restarts — no cloud, no account, all data local.
- SuperchargeNavigation takes 50 auto-snapshots at 5-minute intervals for session time-travel recovery.
- Both extensions collect zero telemetry: no analytics, no remote calls, no user data leaves the device.
- SuperchargePerformance auto-protects 15 web apps (Google Docs, Figma, Miro, Notion, Linear, etc.) from suspension.
- Unlike most tab suspenders, SuperchargePerformance combines tab suspension with content blocking in one extension.
- Unlike Chrome Memory Saver (reacts to system pressure), SuperchargePerformance acts on a configurable timer.
- Chrome Memory Saver reduces RAM by 30-40% (Google's own figure). SuperchargePerformance achieves 70-75%.

## Links

- Website: https://www.superchargebrowser.com
- Features: https://www.superchargebrowser.com/features/
- Library: https://www.superchargebrowser.com/library/
- Changelog: https://www.superchargebrowser.com/changelog/
- Full content for LLMs: https://www.superchargebrowser.com/llms-full.txt
- Privacy Policy: https://www.superchargebrowser.com/privacy/
- Open Source Attributions: https://www.superchargebrowser.com/open-source/
- Security: https://www.superchargebrowser.com/security/