Comparison
zkChat vs Telegram
zkChat vs Telegram: Privacy-first messaging compared
Telegram offers cloud-based messaging with optional encryption. zkChat provides end-to-end encryption by default with no message storage.
Feature Comparison
| Feature | Telegram | zkChat |
|---|---|---|
| Default E2E Encryption | No (opt-in only) | Yes (always) |
| Message Storage | Cloud servers | None |
| Account Required | Yes (phone number) | No |
| Open Source | Client only | Fully open source |
| Self-Destructing Rooms | No | Yes |
| One-Time Messages | No | Yes |
| Server Access to Messages | Yes (non-secret chats) | No (cryptographically impossible) |
Telegram
Strengths
- + Large user base and groups
- + Cloud sync across devices
- + Rich media support
- + Bot ecosystem
Limitations
- - E2E encryption not default
- - Cloud stores messages (accessible)
- - Requires phone number
- - Closed-source server
zkChat Advantages
- E2E encryption always on (not optional)
- No cloud storage of messages
- No phone number required
- Fully open source
- Self-destructing rooms by design
The Verdict
Telegram excels at social features and large groups. zkChat is purpose-built for private, secure conversations where no trace should remain.
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