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BlockAdsQuad9 Connect
Free

Free and open source under the GPL-3.0 licence, funded by sponsorships.

 Free

Free and open source; the Quad9 DNS service is also free.

Android Android
  • Works without root through a local VPN
  • Optional root mode using iptables
  • Official app from Quad9
  • Works on Android and ChromeOS
  • Local VPN mode occupies the Android VPN slot
  • HTTPS filtering is still in beta
  • Tied to the Quad9 DNS service
  • No iOS or desktop version
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: AGPL-3.0-or-later
No account needed Not stated if an account is needed
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked October 2, 2026

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