I've not done it as it became clear that the Android I was using when I looked was too old and cratchety, though I was trying also to go via BlueTooth at the time.

USB MIDI is claimed to be supported from Android 13, which is encouraging, and there appear to be some synths.
https://source.android.com/docs/core/audio/midi
https://www.androidauthority.com/best-synth-apps-android-3101133/

FluidSynth is also available.


Jazz relative beginner, starting at a much older age than was helpful.
AVL:MXE Linux; Windows 11
BIAB2025 Audiophile, a bunch of other software.
Kawai MP6, Ui24R, Focusrite Saffire Pro40 and Scarletts
.