2FA Authenticator (2FAS)
2FA Authenticator (2FAS) Summary
2FA Authenticator (2FAS) is a mobile iOS app in Productivity by Two Factor Authentication Service Inc.. Released in Aug 2017 (8 years ago). It has 47.3K ratings with a 4.74★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 133K monthly active users . Store metadata: updated Apr 26, 2026, version 5.
Recent activity: 77 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Apr 24, 2026.
Store info: Last updated on App Store on Apr 26, 2026 (version 5).
2FA Authenticator (2FAS) was last scanned for SDKs 2026-04-24. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Google
nanopb
Firebase4.74★
Ratings: 47.3K
Screenshots
App Description
2FAS is the easiest way to enable two-factor authentication (or multi-factor authentication) to verify your identity and securely log in to accounts to keep your personal data and passwords protected from cyber threats — all from one app, 100% free!
The world’s most secure, private, and simple 2FA app.
Secure:
• Easily restore your tokens with backups.
• Add app protection with your passcode or biometrics.
• 2FAS is open-source, transparent, and community-driven.
Simple:
• 2FAS syncs across your mobile devices.
• An interface designed for simplicity.
• One-tap authentication with 2FAS Browser Extensions.
• Multi-language support.
• Quick guides for setup and support.
Private:
• 2FAS works offline.
• 2FAS doesn't store any passwords or metadata.
• 100% anonymous use, no account required.
It’s not too late to protect your data, so what are you waiting for? Protect your online accounts and services now with TOTP and HOTP algorithms.
Start using the 2FAS authenticator app today!
If you have any questions, talk with us on our Discord server: https://discord.gg/q4cP6qh2g5
Learn more about 2FAS:
• Check our GitHub repository: https://github.com/twofas
• Visit our website at: https://2fas.com/
• Follow us on X: https://x.com/2FAS_com
• Subscribe on YouTube: https://www.youtube.com/@2FAS