v4.0.0 is a full rewrite of the prior subscription-based extension.

No account required. All features work immediately on install. Enable via the popup toggle. Donate button opens ko-fi.com/syntexsecurity in a new tab.

Firefox for Android: uses standard webRequest API only, no desktop-specific APIs. gecko_android minimum version declared in manifest.

Source: codeberg.org/SYNTEX/firefox_privacy_shield

v3.3.0 - Stealth Mode
- Cloudflare-protected sites now work
- Undetectable fingerprint protection
- No more captcha loops or verification failures

Version 3.1 - fixed rules that did not work well with Cloudflare

Version 3.0 uses polymorphic obfuscation — instead of blocking trackers, we feed them fake data. Websites never break, anti-adblock never triggers.

Works great standalone or paired with a VPN for maximum privacy.