Threema
threema.chBuild Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Secure Communication For Individuals and Companies
How to Replace ThreemaOverview
Features
36 features across 13 categories
Administration(1)
Control visibility of users in contact list to protect high-level employees from unwanted inquiries while maintaining efficient communication
Business(1)
Business messenger with centralized management cockpit for configuring user permissions and GDPR-compliant team collaboration
Client(3)
Secure desktop application for chatting with full access to chat history, contacts, and media files
Use Threema on tablets and devices without a SIM card
Browser-based client for secure chatting with full functionality equivalent to mobile app
Collaboration(7)
Send messages to multiple recipients at once without group functionality
Send any type of file with end-to-end encryption
Send messages to multiple recipients with strictly decentralized group management where only group members know membership
Share location information securely within encrypted conversations
Share images, videos, and other media with end-to-end encryption
Create polls to gather opinions from group members efficiently
Share screen with other participants in group calls on desktop for collaboration without additional tools
Communication(3)
Invite group members to join end-to-end encrypted audio/video group calls with single tap
Place encrypted video calls with brilliant video quality and tap-proof encryption
Place encrypted calls without revealing phone number with crystal-clear voice quality
Compliance(1)
Meets all data protection requirements and goes beyond minimum standards for legal certainty
Customization(2)
Choose between light or dark theme for the user interface
Customize app design with flexible app name, individual logo, and color scheme to match corporate branding
Enterprise(1)
Self-hosted messenger solution with complete data sovereignty, operated on company's own infrastructure
Integration(2)
Optional contact synchronization without requiring address-book access
Enable secure communication with external contacts via QR code without complicated registration
Messaging(4)
React to chat messages with emojis without triggering push notifications on recipient's end
Add typographical emphasis with bold, italic, and strikethrough formatting
Send and receive text messages with ability to edit and delete after sending
Send audio messages as a quick alternative to typing
Personal(1)
Personal communication solution with consistent privacy protection and optional anonymity
Privacy(2)
No requirement for phone number or email address; uses unique Threema ID for confidential communication without revealing identity
Messages disappear from servers after delivery; contact lists remain on user device to minimize digital traces
Security(8)
Verify contacts using QR code to protect against man-in-the-middle attacks
Block app access remotely to protect chat content when smartphone is lost or compromised
All messages, calls, and files are protected with strong cryptography based on open-source encryption technology
Transparent code with regular external security audits demonstrating high security standards
Prevents retrospective decryption even in the event of key compromise for reliable protection of confidential communication
Hide sensitive chats and lock them with PIN or fingerprint
Verify integrity of installed apps yourself through reproducible build verification
Only intended recipients can read messages; neither third parties nor Threema itself have access to content
Pricing
Threema Private
- ✓End-to-end encryption
- ✓Anonymous communication
- ✓Text and voice messages
- ✓Voice and video calls
- ✓File sharing
- ✓Groups and distribution lists
Threema Work
Popular- ✓Centralized management cockpit
- ✓User permission configuration
- ✓GDPR-compliant team collaboration
- ✓All Threema features
- ✓Screen sharing on desktop
- ✓EasyConnect
- ✓TrustCircles Professional
Threema OnPrem
- ✓Self-hosted deployment
- ✓Complete data sovereignty
- ✓Full control over data
- ✓Closed communication environment
- ✓All Threema features
- ✓Whitelabeling
- ✓DualLock
- ✓EasyConnect
- ✓TrustCircles
Cost Calculator
Pricing data not available for Threema. Check their website for current pricing.
Build vs Buy
Should you build a Threema alternative or buy the subscription? Estimate based on 36 features.
Buy Threema
Better ValueBuild Your Own
Buying Threema saves ~$36,960 over 3 years vs building.
Estimates based on 36 features and a BuildScore of 5/5. Actual costs vary.