TR4K

The four-track that
thinks like a DAW.

A four-track recorder for iPhone and iPad that looks like a sheet of paper. Record, overdub and loop — then let TR4K find the tempo, the key and every chord, and warp your takes to the grid in one tap.

Coming soon to the App Store
For iPhone and iPad
1

Four tracks, sample-locked. Loop, overdub, count-in and click.

2

Analysis built in. Tempo, key, chords and phrases for every take.

3

Warp to the grid. Transient markers, a loupe, and Snap to Grid.

4

Stems your way. WAV, AIFF, FLAC, Apple Lossless, AAC or CAF.