The best, secure two-factor authenticator (2FA) apps of 2026 compared, and why Authy is not on the list anymore
In 2026, the best 2FA apps are Ente Auth, Proton Auth and Bitwarden Auth, which are all free and open source (anyone can see exactly how the program works), and even had their infrastructure validated by multiple independent 3rd parties. The former king, Authy, did not do any of that.