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Calyx VPN vs Riseup: catalog facts
Calyx VPN	Riseup
Free Free, funded by Calyx Institute members and donations.	Free Free to use and funded by donations.
Android	Web
No account needed No logging, according to the provider	Email, VPN, lists and collaboration tools from one provider Run by a collective focused on limited data retention
Only Calyx Institute servers are available Android only	Accounts must be requested and are aimed at activists and social-change groups Depends on donations to keep running
Downloadable app, Hosted service	Web application, Hosted service
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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