BlockAds
BlockAds is a free, open-source privacy app for Android. Block ads & trackers system-wide. Firewall, SafeSearch, profiles. It has 2,153 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid.
github.com/pass-with-high-score/blockads-android (opens in a new tab)
- Android
- Jetpack Compose
- Privacy, ad-blocking & VPN
- Actively maintained
About BlockAds
Tired of intrusive ads slowing down your phone? BlockAds blocks ads across all your apps and browsers with just one tap — no root required. KEY FEATURES - System-Wide Ad Blocking: Smart DNS-based filtering for every app and browser. No root access required. - Privacy Protection: Blocks trackers and spyware. Zero data collection — everything stays locally on your device. - App Firewall & Profiles: Block internet access for specific apps (Wi-Fi/Mobile). Switch instantly between Default, Strict, Family, and Gaming profiles. - Parental Controls: Enforce SafeSearch (Google/Bing) and YouTube Restricted Mode via Family-safe DNS providers.
Privacy and F-Droid
F-Droid builds BlockAds from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
- Relies on a non-free network service
Screenshots
Screenshots from the app's F-Droid listing.
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What is BlockAds?
BlockAds is a free, open-source privacy app for Android. Block ads & trackers system-wide. Firewall, SafeSearch, profiles. It has 2,153 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid.
Is BlockAds free and open source?
Yes. BlockAds's source code is public on GitHub under the GPL-3.0-only license, which is OSI-approved or FSF-free. F-Droid flags these anti-features on its latest build: relies on a non-free network service.
How do I install BlockAds?
You can install BlockAds from F-Droid (package app.pwhs.blockads); the links are on this page. Its GitHub repository also publishes releases (latest: v6.9.0).
Is BlockAds still maintained?
The repository's most recent commit was on Oct 7, 2026. Its F-Droid listing was last updated on Jul 4, 2026. appsgit only lists apps whose repository had a commit in the last six months.