Threema OnPrem
Threema OnPrem Summary
Threema OnPrem is a mobile iOS app in Social Networking by Threema GmbH. Released in Dec 2021 (4 years ago). It has 2.00 ratings with a 5.00★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 23 monthly active users . Store metadata: updated Dec 9, 2025.
Data tracking: SDKs and third-party integrations were last analyzed on Feb 20, 2025.
Store info: Last updated on App Store on Dec 9, 2025 .
Threema OnPrem was last scanned for SDKs 2025-02-20. 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.
Sentry.io
Snap
Starscream
SDWebImage5★
Ratings: 2.00
Screenshots
App Description
Threema OnPrem is the self-hosted communication solution for organizations with the highest security requirements. The combination of Threema’s proven security architecture and complete data sovereignty creates an independent communication environment that is unmatched in terms of confidentiality – ideal for government agencies, police forces, and industrial companies.
Advantages of Threema OnPrem:
• 100% data sovereignty through hosting on your own servers
• Proven Threema security architecture
• Confidential communication in teams, groups, and projects
• End-to-end encrypted voice and video calls
• Secure exchange of files and documents in all formats
• Cross-platform use thanks to mobile app, desktop app, and web client
• Additional protection of confidential chats with PIN or fingerprint
NOTE: Before you can use this app, Threema OnPrem must be set up on your company server. For more information, visit threema.com/onprem.
Enjoy using Threema OnPrem!