B4X vs Codename One
| B4X | Codename One | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | Yes |
| Paid from | Free | $2.08/mo |
| Open source | No | No |
| Platforms | Android, iOS, Linux, macOS, Windows | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | Yes | Yes |
| Mobile targets | Android, iOS | Android, iOS/iPadOS, watchOS, tvOS |
| Desktop platforms | Windows, macOS, Linux | Windows, macOS, Linux |
| Emulator or simulator | Yes | Yes |
| Visual UI designer | Yes | Yes |
| App packaging | Yes | Yes |
| Supported languages | B4X, Java | Java, Kotlin |
| Paid from | — | 25 /user/mo |
Both are listed in Best Mobile Development IDEs. On Everything Xiaomi, B4X scores higher on our published basis.