Threema. The Secure Messenger

Name: Threema. The Secure Messenger
Price: 7.49 USD
Rating: 3.9 (75718 reviews)
Author: Threema AG

Threema AG

★ 3.9 (75,718 ratings)

⬇ 5,000,000+ downloads

Est. actual: 6,401,685

7.49 USD

Released: May 27, 2013

No in-app purchases

No ads

Rated: Everyone

Signals

5 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days +9.4K installs — 13% slower than the week before (+11K) · 1.3K/day since Sep 26
🏆Among Communication apps top 1% by installs gained this week (220 peers growing)
⭐Rating steady at ★ 3.90 since Sep 26
🛠Updates actively updated · updated 12 days ago · every ~40 days (2 updates tracked)
•Top Paid entered Sep 26 at #32 · best #19 · now #27 (47 days charted)

Installs since launch

+54,107 installs · +111 ratings since Sep 26

Update history

6.6.0 Nov 1, 2026 · seen Nov 7, 2026

- New: Report spam group chats and block the creator<br>- Various improvements and bug fixes

6.5.3 Sep 22, 2026 · seen Sep 29, 2026

- Fixed a bug related to automatic file downloads<br>- Improvements to contact synchronization<br>- Various improvements and bug fixes

6.5.2 Sep 22, 2026 · seen Sep 26, 2026

- Fixed a bug that occurred when rotating the smartphone while using Threema’s camera<br>- Various improvements and bug fixes

Threema. The Secure Messenger screenshot

Threema. The Secure Messenger is a communication app by Threema AG with 5,000,000+ downloads (about 6.4M estimated). +9.4K installs in the last 7 days. Rated 3.9 from 76K ratings. Released May 27, 2013. Install growth, rank history, SDKs and ad networks.

From the store listing: “Threema is the world’s best-selling secure messenger, used by more than 12 million people in over 175 countries, developed in Switzerland, and designed with privacy and data protection in mind. Whether chats, calls, or files, everything is end-to-end encrypted, and no data trail is left behind. Instead of a phone…”