This open-source app generates one-time passwords for two-factor authentication, enhancing online account security. It supports various services and algorithms, working offline for convenient access.





250+ iOS apps curated and reviewed
Finding the right tofu authenticator apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.6★ (99) | No | No | Jul 2026 | ||
| 2 | Free | 4.7★ (35K) | No | No | Sep 2026 | ||
| 3 | Free | 4.9★ (1.2M) | No | No | Sep 2026 | ||
| 4 | Free | 4.3★ (100K) | No | No | Sep 2026 | ||
| 5 | Free | 4.6★ (4.3K) | No | No | Sep 2026 | ||
| 6 | Free | — | No | No | May 2026 | ||
| 7 | Free | 4.7★ (694K) | No | No | Sep 2026 | ||
| 8 | Free | — | Yes | No | May 2026 |





This open-source app generates one-time passwords for two-factor authentication, enhancing online account security. It supports various services and algorithms, working offline for convenient access.






Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.






Enhance your online security with a second verification step for your accounts. Generate codes directly on your phone, even offline, to protect against unauthorized access. Sync codes across devices for easy access and manage multiple accounts securely.