Celtx vs Writefully So
| Celtx | Writefully So | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | |
| Paid from | $11.24/mo | Free |
| Platforms | Android, extension, iOS, macOS, Web, Windows | Windows, macOS |
| Free plan | Yes | Yes |
| Paid from | $11.24/user/mo | |
| Publishing tools | Yes | Yes |
| Real-time collaboration | Yes | |
| Version history | Yes | Yes |
| Offline mode | Yes | Yes |
| Mobile apps | Yes | No |
| Export formats | standard | standard |
Listed together in Best Writing Apps