Altova XMLSpy vs Calmly Writer
| Altova XMLSpy | Calmly Writer | |
|---|---|---|
| Free plan | Yes | |
| Free trial | Yes | |
| Platforms | Linux, macOS, Windows | Android, Linux, macOS, Web, Windows |
| Free plan | No | Yes |
| Supported platforms | Windows, macOS, Linux | |
| Large-file handling | Yes | |
| Extension support | Yes | |
| Desktop apps | Yes | |
| Offline editing | Yes | |
| Desktop platforms | Windows, macOS, Linux |
Listed together in Best Text Editors