Signal vs Threema

A detailed comparison to help you choose between Signal and Threema.

Signal

Private messenger

Threema

Swiss messenger with no phone number or email required.

Rating4.8 (45000 reviews)4.4 (330 reviews)
Pricing Modelfreepaid
Starting PriceFreeFrom €4.99/mo
Best ForMost secure messaging
Free Tier
API Access
Team Features
Open Source
Tags

Signal

Pros

  • + Gold standard E2E encryption
  • + Open-source protocol
  • + Disappearing messages
  • + No ads or tracking

Cons

  • - Requires phone number
  • - Smaller user base than WhatsApp
View full Signalreview →

Stay in the loop

Get weekly updates on the best new privacy tools, deals, and comparisons.

No spam. Unsubscribe anytime.