500+ artists
| Artist | Midi files | PDFs | Video covers |
|---|---|---|---|
| Katie Perry | 1 | - | - |
| Katseye | 1 | - | - |
| Kavinsky | 1 | - | - |
| Kavy Tiwari | 1 | - | - |
| Kay Kaiser | 1 | - | - |
| Kaylee | 1 | - | - |
| Kd | 1 | - | - |
| Kdkd | 1 | - | - |
| Kdrama | 1 | - | - |
| keen ukuele (me) | 1 | - | - |
| Keep in Mind | 1 | - | - |
| Keff McCulloch | 1 | - | - |
| Keith David, Blake Roman | 1 | - | - |
| Keith Jarrett | 1 | - | - |
| Kelki Kobayashi | 1 | - | - |
| Kelly Bailey | 1 | - | - |
| Kelly Clarkson | 1 | - | - |
| Kelso Murdock and Joseph Murdock | 1 | - | - |
| Ken Arai | 1 | 1 | - |
| Kendrick Lamar & SZA | 1 | - | - |
| KennyL | 1 | - | - |
| Kenshi Yonezu | 1 | 1 | - |
| Kensuke Ushio | 1 | 1 | - |
| Kenta Nagata | 1 | - | - |