Secure your private conversations by locking them with a password or fingerprint. Easily export and back up chats to keep them hidden. Access archived conversations only after authentication.




242+ iOS apps curated and reviewed
The best free message lock apps on iPhone average 3.9★ across 242+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 2.1★ (50) | No | Yes | Sep 2026 | ||
| 2 | Free | 2.6★ (66) | No | Yes | Aug 2026 | ||
| 3 | Free | 3.1★ (51) | No | No | Aug 2026 | ||
| 4 | Free | — | No | No | May 2026 | ||
| 5 | Free | 4.7★ (196) | No | Yes | Sep 2026 | ||
| 6 | Free | 4.4★ (787) | No | Yes | Sep 2026 | ||
| 7 | Free | 4.7★ (19M) | Yes | Yes | Sep 2026 | ||
| 8 | Free | 4.0★ (1) | No | Yes | Aug 2026 |




Secure your private conversations by locking them with a password or fingerprint. Easily export and back up chats to keep them hidden. Access archived conversations only after authentication.





Secure your private conversations and messages with advanced locking features. Easily back up and retrieve chats from popular messaging applications, ensuring your sensitive information remains protected and accessible only to you.





Send personalized notes, photos, and captions directly to a friend's lock screen without needing to unlock their device. It's a simple way to share reminders, express affection, or send a quick greeting.