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Free extensions for Chrome, Edge and Firefox

Your browser,refined.

Six focused browser extensions that free up memory, organize your tabs and limit time on distracting sites. None requires an account or collects telemetry.

4.6 on the Chrome Web Store · 34,000+ weekly users · Verified Publisher

Add to Chrome — free See all six

Works in Chrome, Firefox and more

SuperchargeBrowser makes six free browser extensions:

  • SuperchargePerformanceTab suspension and ad blocking that cut memory use 30–60%.
  • SuperchargeNavigationVertical tabs and workspaces in a side panel.
  • SuperchargeAudioPer-tab volume and a 10-band equalizer.
  • SuperchargeCaptureOne-click local screen recording and full-page screenshots.
  • SuperchargeInspectLocal element inspection with fonts, colors, and spacing for your AI coding tool.
  • SuperchargeFocusBlock distracting sites with gentle pauses or strict blocks.

All six run in any Chromium browser, five of them also in Firefox, process everything locally, and need no account.

  • Verified Publisher
  • Featured on the Chrome Web Store
  • 34,000+ weekly users
  • 4.6 rating
  • Zero telemetry

Six extensions. One better browser.

Performance handles the memory. Navigation handles the tabs. Audio handles every sound. Capture records your screen. Inspect reveals fonts, colors, and spacing. Focus keeps distracting sites in check. Install one, or all six.

  1. SuperchargePerformance

    A faster browser in one click.

    Tab suspension, ad blocking, YouTube and Twitch video ad blocking, and script control in one lightweight package. Thirteen features that free 90%+ of inactive tab memory. PRO unlocks advanced settings.

    • Tab suspension
    • Ad blocking
    • Script control
    • 14 features, free
    Add to Chrome About Performance
  2. SuperchargeNavigation

    Every tab, exactly where you left it.

    A side panel with vertical tabs, persistent workspaces, instant search, and session time-travel. The free Arc alternative, built natively for Chrome.

    • Vertical tabs
    • Workspaces
    • Tab search
    • Time-travel
    Add to Chrome About Navigation
  3. SuperchargeAudio

    Every sound in Chrome, under control.

    Per-tab volume up to 600%, a 10-band equalizer, 8D audio, stereo width, crossfeed, and smart mute. Works on every site, DRM included. Per-site presets save themselves.

    • Per-tab volume
    • 10-band EQ
    • 8D audio
    • Smart mute
    Add to Chrome About Audio
  4. SuperchargeCapture

    Record and screenshot, fully local.

    One-click tab recording with no picker, full-page screenshots, and a free annotation editor with auto-zoom, cursor polish, and padded backgrounds. Every capture stays in your browser.

    • Screen recording
    • Full-page shots
    • Auto-zoom editor
    • 100% local
    Add to Chrome About Capture
  5. SuperchargeInspect

    Inspect and copy, fully local.

    Point at any element and see its font, colors, and spacing in one panel. Copy the values, or copy them with a note and an annotated screenshot for your AI coding tool, and everything stays on your device.

    • Font stack
    • Hex colors
    • Box model
    • 100% local
    Add to Chrome About Inspect
  6. SuperchargeFocus

    Focus on what matters most.

    Block the sites that pull you away. Set your own rules and keep your attention where it belongs.

    • Focus sessions
    • Daily allowances
    • Gentle or strict
    • Page tweaks
    Add to Chrome About Focus

Quiet power

Built to belong.

Navigation, Performance, and Focus work together without interrupting your flow.

Side panel SuperchargeNavigation Vertical tabs stay organized. The page SuperchargeFocus Distractions fade into the background. Toolbar SuperchargePerformance Idle tabs sleep quietly.

Three steps. Under 10 seconds.

Install and it runs. Configuration is available, never required.

Install in one click

Add from the Chrome Web Store. No account, no sign-up, no permissions to approve beyond what Chrome requires.

It works immediately

Tabs start suspending, ads get blocked, and pages load faster — all with zero configuration needed.

Fine-tune if you want

Whitelist sites, adjust suspension timing, toggle features per-site. Full control when you need it, invisible when you don’t.

Privacy, by default

52% of AI Chrome extensions collect your data. Ours collect nothing.

Source: Incogni, February 2026

We run no servers. Zero telemetry. No account with us. Your data never reaches our infrastructure.

  • Data sent to our servers

    Zero telemetry, zero analytics. We never see your tabs, history, or any personal data.

    0 bytes

  • Account required

    Install and use immediately. No email, no sign-in, no activation flow.

    None

  • Permissions requested

    Only what Chrome requires — tab management, optional ad blocking. No passwords, no forms, no browsing history.

    Minimum

  • Status on Chrome Web Store

    Verified Publisher, Featured badge, active changelog. Free core features. Optional one-time PRO upgrade.

    4.6★ Featured

Frequently asked questions

Are SuperchargeBrowser extensions free?
Yes. Core features in every extension are completely free. SuperchargePerformance offers tab suspension, ad blocking, and script control at no cost. PRO unlocks advanced settings like image blocking and DNS prefetching for a one-time payment.
Do SuperchargeBrowser extensions collect my data?
No. Zero telemetry, zero analytics, no account required. We never see your browsing history, tabs, or any personal data — we run no servers of ours that collect it.
How does SuperchargePerformance save memory?
It uses Chrome's native tabs.discard API to completely release RAM from inactive tabs without closing them. Combined with ad blocking and background script throttling, users typically see 30-60% less memory usage.
Does it work on Mac, Windows, Linux, and Chrome OS?
Yes. All SuperchargeBrowser extensions work on any desktop platform that runs Google Chrome or Chromium-based browsers including Edge, Brave, Opera, Vivaldi, and Arc. Five of them also run on Firefox.
What is the difference between SuperchargePerformance and Chrome's built-in Memory Saver?
Chrome Memory Saver only suspends tabs. SuperchargePerformance adds intelligent suspension with site-by-site control, ad blocking, script throttling, and domain whitelisting — a complete performance toolkit vs a single feature.
What is SuperchargeNavigation?
SuperchargeNavigation is a free Chrome extension that adds a side panel with vertical tabs, persistent workspaces, instant tab search, and session time-travel. It's the free Arc browser alternative built natively for Chrome — organize tabs into named workspaces and pick up exactly where you left off.

From the library

Guides, comparisons, and fixes for common Chrome problems.

All guides

Verified Publisher, Featured on the Chrome Web Store

Three seconds to install.Nothing to configure.

Every extension is free, works the moment it installs, and keeps its data on your machine. Start with Performance, or install all six.

Free · 4.6 on the Chrome Web Store · 34,000+ weekly users · No account

Add to Chrome — free See all six