Is Session Safe? Security Review
5/5
Overall Safety Score
★
★
★
★
★
Verdict: Session is the most privacy-respecting messaging app available, surpassing even Signal in metadata protection. It is ideal for users who need maximum anonymity and minimal data exposure.
Session is a privacy-focused messenger that requires no phone number or email to register. It routes messages through an onion routing network and uses decentralized server infrastructure, making it one of the most anonymous messaging options available.
Security Ratings Breakdown
| Category | Score | Rating |
|---|---|---|
| Encryption | 5/5 | |
| Privacy | 5/5 | |
| Track Record | 4/5 |
Security Features
- No phone number or email required to register
- End-to-end encryption for all messages
- Onion routing for IP address protection
- Decentralized server network (no central point of control)
- Open-source code
- Disappearing messages
Privacy Concerns
- Smaller user base means fewer contacts available
- Decentralized network can have latency issues
- Less feature-rich than mainstream alternatives
Past Security Incidents
- No major security breaches as of 2025
- Independent security audits have been conducted with positive results
How to Stay Safe Using Session
- Back up your Session ID recovery phrase securely
- Use disappearing messages for sensitive conversations
- Keep the app updated
- Verify contact Session IDs through a separate channel
Safer Alternatives
- Signal (larger network, more features)
- Element (decentralized, feature-rich)
Last updated: February 10, 2026