Plane
Signal
| Feature | Plane | Signal |
|---|---|---|
| Pricing | Free / from $7/mo | Free only |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.6 / 5 |
| Best For | developers, open-source-advocates, startups, engineering-teams | privacy-advocates, journalists, activists, security-conscious-users |
| Founded | 2022 | 2014 |
| Cycles | ✓ | ✗ |
| Modules | ✓ | ✗ |
| Views | ✓ | ✗ |
| Pages | ✓ | ✗ |
| Self Hostable | ✓ | ✗ |
| Analytics | ✓ | ✗ |
| End To End Encryption | ✗ | ✓ |
| Group Chats | ✗ | ✓ |
| Voice Calls | ✗ | ✓ |
| Video Calls | ✗ | ✓ |
| Disappearing Messages | ✗ | ✓ |
| Screen Security | ✗ | ✓ |
✓ Plane Pros
- Open source and self-hostable
- Modern clean interface
- Jira-like power without complexity
- Active community
✗ Plane Cons
- Relatively new
- Smaller integration ecosystem
- Documentation still maturing
✓ 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
The Verdict
Plane is built for developers and open source advocates, with a focus on cycles and modules. Signal targets privacy advocates and journalists and leads with end-to-end-encryption and group-chats.
Signal uses custom enterprise pricing, while Plane starts at $7/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.
Signal edges out on user ratings (4.6 vs 4.2). While both are well-regarded, that gap reflects real differences in user satisfaction worth considering.
Bottom line: Signal has a slight overall edge — but if open source and self-hostable matters most to you, Plane may still be the right call.