Digital Shield: Tab Suspender & Tracker Blocker Firefox

Digital Shield: Tab Suspender & Tracker Blocker

By: shawn Add-on
Auto-suspend idle tabs to free 2-4 GB of RAM and speed up a slow Firefox. Blocks third-party trackers, malware and breach risks. Free, no sign-up, no account. A modern, safe Great Suspender alternative.

Features & Capabilities

Digital Shield is a free tracker blocker, tab suspender and Browser memory saver - all in one lightweight Manifest V3 extension. Free up RAM when Browser is slow, block third-party trackers, malware and phishing, check email data breaches, and keep your family safe with built-in parental controls.

Too many tabs slowing Browser down? Being tracked on every website you visit? Digital Shield fixes both - in one click.

⚡ SPEED BOOST — TAB SUSPENDER & MEMORY SAVER (FREE UP RAM) Browser slow or using too much memory? Digital Shield shows you exactly which tabs are eating your RAM — then frees that memory automatically, or in one click.

🌙 AUTO TAB SUSPENDER (FREE — set it once, forget it) • Idle tabs sleep automatically after 5 minutes to 2 hours - you choose the delay • Never-sleep rules: pinned tabs and tabs playing audio always stay awake • Per-site protection: one click to never suspend a site you rely on (email, docs, dashboards) • Suspended tabs stay in your tab bar and reload the instant you click them • A safe Great Suspender alternative, rebuilt for Manifest V3 - automatic tab suspension is free, no account or sign-up

⚡ MANUAL CONTROL & ONE-CLICK BOOST • See memory usage per tab: instantly spot the heavy tabs making Browser slow • Snooze any single tab to free its RAM immediately • Auto-detect memory hogs: huge pages, background video and audio, tabs left idle for hours • Close duplicate tabs in one click - keeps the copy you used most recently • Tab resource monitor: track RAM and CPU usage per tab to diagnose Browser slowdowns • Boost Now (PRO): suspend every background tab at once and reclaim hundreds of MB of RAM • Smart & safe: never suspends your active tab, pinned tabs, or tabs playing music or video

20 open tabs can cost 2–4 GB of RAM. Digital Shield reclaims it without closing anything - making Browser faster on any laptop or low-RAM device.

🛡 TRACKER BLOCKER & MALWARE PROTECTION • Block third-party trackers and invisible scripts that follow you across the web • Malware & phishing protection: identify and block dangerous domains before they load • Website Safety Score: real-time 0-100 security rating and Privacy Grade (A-F) per site • SpyGraph Visualizer: see exactly which ad networks and data brokers your data is shared with • Privacy Sandbox: feed trackers false data to break their profiling entirely

🔔 DATA BREACH CHECKER & IDENTITY PROTECTION • Check if your email was exposed in known data breaches - instantly • Zero-knowledge password vault: securely store, generate and autofill logins on-device • Email alias generator (PRO): create masked emails to protect your real inbox identity • Anti-fingerprint protection (PRO): block advanced cookieless tracking across sessions

👨👩👧 PARENTAL CONTROL EXTENSION & FAMILY SAFETY • Kids safe browsing: enforce strict Safe Search with granular age filters (Under 10 to 14+) • Adult content blocker (PRO): dynamic filtering to protect children from harmful content • Pause browsing instantly with a parent PIN - ideal for screen time and focus sessions • Bedtime scheduling: automatically disable browsing at set times for healthy sleep habits • 72-hour search history log (PRO): rolling parental review of browsing activity

🌙 PERFORMANCE & BROWSER PRODUCTIVITY • Universal dark mode: enable an eye-friendly dark theme on any website instantly • One-click browser cleaner: clear cache and cookies without getting logged out • Reader view: strip pop-ups and sidebars for clean, distraction-free reading

🔐 SECURE VAULT & PRIVACY TOOLS • Encrypted bookmark and notes vault protected behind a PIN • Network-level firewall (PRO): granular control over all browser network connections • AI privacy policy summarizer (PRO): understand any privacy policy in plain English • Session-safe cleaning: remove your digital footprint without losing active sessions

📊 PRIVACY DASHBOARD - VISUALIZE YOUR PROTECTION See your privacy at a glance. The Digital Shield dashboard turns invisible tracking into a clear, real-time tracker report, so you always know who is trying to track you and how well you're protected. • Live tracker report: trackers detected vs. trackers blocked on every website you visit • Privacy Score (0-100) and Protection Level at a glance • Trackers by category: a visual breakdown of advertising vs. analytics trackers • Weekly tracker activity graph: watch how many trackers Digital Shield blocks over time • Top detected trackers, named: Google, DoubleClick, Facebook Pixel, LinkedIn, Mixpanel and more

🚀 WHY DIGITAL SHIELD? ✔ Free tracker blocker and tab suspender - no account or sign-up required ✔ Makes Browser faster: built-in memory saver reclaims RAM in one click ✔ Built on Manifest V3 for low overhead and modern security ✔ Privacy-first: your data is encrypted and never leaves your device ✔ Covers what VPN extensions miss: tracker-level and script-level blocking ✔ Breach alerts + parental controls + tracker blocking + a memory saver in one app ✔ Available in 14 languages - Translated in English, German, Spanish, French, Portuguese and Russian

Looking for a safe Great Suspender alternative, a Browser memory saver to free up RAM, a free tracker blocker, a data breach checker or a parental control extension? Digital Shield replaces all of them - tracker blockers, malware scanners, data breach checkers, parental control extensions, tab suspenders, memory savers, dark mode extensions and browser cleaners - in a single free privacy extension for Browser.

Stop trackers. Block malware. Free up RAM. Protect your family. Speed up Browser.

User Growth & Download Statistics

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
shawn
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/digital-shield/
Email:
md*****@gmail.com

Permission Change History

2026-07-30: Version 2.6 → 18.0.2
Add Host permissions: *://*/* https://api.lemonsqueezy.com/* https://docs.google.com/* https://*.google.com/*
Add Permissions: declarativeNetRequest webNavigation scripting
Remove Permissions: webRequestBlocking *://*/*
2025-08-21: Version 2.4 → 2.5
Add Permissions: browsingData
Remove Permissions: BrowseData
2025-08-14: Version 1.4 → 2.3
Remove Host permissions: *://*/* https://docs.google.com/
Add Permissions: webRequestBlocking BrowseData tabs *://*/*
Remove Permissions: declarativeNetRequest declarativeNetRequestWithHostAccess
2025-07-13: Version 1.0 → 1.4
Add Host permissions: *://*/* https://docs.google.com/
Remove Host permissions: <all_urls>
Add Permissions: activeTab declarativeNetRequestWithHostAccess alarms cookies

Is Digital Shield: Tab Suspender & Tracker Blocker Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Digital Shield: Tab Suspender & Tracker Blocker requires a lot of sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Digital Shield: Tab Suspender & Tracker Blocker is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
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  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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