Signal
Zoom
| Feature | Signal | Zoom |
|---|---|---|
| Pricing | Free only | Free / from $13.33/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.6 / 5 | 4.4 / 5 |
| Best For | privacy-advocates, journalists, activists, security-conscious-users | businesses, educators, remote-teams, enterprise |
| Founded | 2014 | 2011 |
| End To End Encryption | ✓ | ✗ |
| Group Chats | ✓ | ✗ |
| Voice Calls | ✓ | ✗ |
| Video Calls | ✓ | ✗ |
| Disappearing Messages | ✓ | ✗ |
| Screen Security | ✓ | ✗ |
| Video Meetings | ✗ | ✓ |
| Screen Sharing | ✗ | ✓ |
| Breakout Rooms | ✗ | ✓ |
| Recording | ✗ | ✓ |
| Whiteboard | ✗ | ✓ |
| Webinars | ✗ | ✓ |
✓ Signal Pros
- Industry-leading encryption
- Completely free and open-source
- No ads or data collection
- Cross-platform support
✗ Signal Cons
- Smaller user base than WhatsApp
- Limited business features
- No channels or bots
✓ Zoom Pros
- Reliable video quality
- Easy to use
- Large meeting capacity
- Many integrations
✗ Zoom Cons
- Meeting time limits on free
- Security concerns history
- Zoom fatigue
The Verdict
Signal is built for privacy advocates and journalists, with a focus on end-to-end-encryption and group-chats. Zoom targets businesses and educators and leads with video-meetings and screen-sharing.
Signal uses custom enterprise pricing, while Zoom starts at $13.33/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.