Hi,
the midiphy LoopA has been around for a while, it just received a new song mode firmware update, so i created a separate discussion topic for it - hope that is ok :).
Here’s Loopop’s original review:
And here’s the new song mode tutorial:
It is available as a full DIY kit on midiphy.com:
midiphy LoopA v2 - MIDI Looper - Requantizing Sequencer - MIDI DIY
Best regards and enjoy!
Peter