Functional Ear Trainer vs Trill
| Functional Ear Trainer | Trill | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | Yes |
| Paid from | Free | $5/mo |
| Open source | No | No |
| Platforms | Android, iOS, macOS, Windows | Android, iOS, Web |
| Free plan | Yes | Yes |
| Interval exercises | No | Yes |
| Chord exercises | No | Yes |
| Rhythm exercises | No | — |
| Mobile apps | Yes | Yes |
| Adaptive difficulty | — | Yes |
Both are listed in Best Ear Training Software. On Samsung Mobile US Press, Functional Ear Trainer scores higher on our published basis.