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Cloudflare WARP vs Calyx VPN: catalog facts
Cloudflare WARP	Calyx VPN
Freemium Free to use. WARP+ is a paid tier with optimised routing, and the same client is used for…	Free Free, funded by Calyx Institute members and donations.
Windows, macOS, Linux, Android, iOS	Android
Free, with no data cap and no advertising Often faster than no tunnel at all thanks to Cloudflare's network	No account needed No logging, according to the provider
Does not change your apparent country, so it is not a geo-unblocking tool Cloudflare sees the traffic your provider used to see	Only Calyx Institute servers are available Android only
Downloadable app	Downloadable app, Hosted service
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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