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BlockAds vs Athena: catalog facts
BlockAds	Athena
Free Free and open source under the GPL-3.0 licence, funded by sponsorships.	Free Free and open source under the GPL-3.0 license.
Android	Android
Works without root through a local VPN Optional root mode using iptables	Works with root, Shizuku or VPN mode Per-app firewall rules
Local VPN mode occupies the Android VPN slot HTTPS filtering is still in beta	VPN mode occupies the Android VPN slot Project homepage currently returns an error
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.