Reminds me of Figure, an app (for iPhone) by Propellerhead of Reason fame. See https://www.propellerheads.se/products/figure/ https://www.propellerheads.se/prod

Reminds me of Figure, an app (for iPhone) by Propellerhead of Reason fame. See https://www.propellerheads.se/products/figure/ https://www.propellerheads.se/products/figure/.