All tools / Password & security
Aisle 11
Free
2FAS
The homepage calls 2FAS a free, open-source two-factor app and says the source is public.
What is actually free
A free open-source authenticator app.
Pricing model: Free. You can use it without an account. We are not claiming anything about a credit card unless the quote says so.
- An authenticator, not a password manager
- The page does not list a paid tier in the text we read
From their page
Excellent, free, open-source 2 factor authentication app is a breeze to migrate from existing ones and is free from invasive data gathering. Open-source and Source-available 2FAS source code is made public.
Source. Checked October 14, 2026.
Who it is for
Someone who wants a second factor on their phone without a subscription.
Upsides
- Free and open source are both stated.
- The page says it is free from invasive data gathering.
Limits
- It does not replace a password manager.
- You still need the accounts that send the codes.
Alternatives in this directory
- Proton Pass — A $0 password manager with unlimited logins and no card.
- Bitwarden — A free password account. The caps did not render in the text we could quote.
Last verified October 14, 2026. This is not a user review and not a ranking score.