ChordProgressions.org vs Roland Chord Director
| ChordProgressions.org | Roland Chord Director | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Web | iOS, Android |
| Free plan | Yes | Yes |
| Reverse chord lookup | Yes | — |
| Progression generator | Yes | Yes |
| Voicing explorer | Yes | — |
| Supported instruments | guitar, piano | — |
| Chord chart export | Yes | — |
| Chord audio playback | Yes | — |
| Mobile apps | — | ios_and_android |
Both are listed in Best Chord Finder Software. On Everything Xiaomi, ChordProgressions.org scores higher on our published basis.