Star Chart vs UNISTELLAR App
| Star Chart | UNISTELLAR App | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Windows, macOS, iOS, Android | Android, iOS |
| Free plan | Yes | Yes |
| Offline access | Yes | Yes |
| Platform coverage | cross-platform | mobile |
| AR sky view | Yes | — |
| Learning content | Yes | Yes |
| Telescope control | — | Yes |
| Mission tracking | — | Yes |
Both are listed in Best Astronomy Apps. On Samsung Mobile US Press, Star Chart scores higher on our published basis.