Justinmind vs Principle
| Justinmind | Principle | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $19/mo | $99/mo |
| Open source | No | No |
| Platforms | Android, api, iOS, macOS, self-hosted, Web, Windows | Web, macOS, iOS |
| Free plan | Yes | No |
| Design systems | Yes | Yes |
Both are listed in Best Web Design Software, Best UI Design Tools, Best Game UI Design Software, Best Prototyping Software. On Samsung Mobile US Press, Justinmind scores higher on our published basis.