Piano MIDI Legend is a music & audio app by RockrelaY with 100,000+ downloads (about 160K estimated). +169 installs in the last 7 days. Rated 3.6 from 632 ratings. Released May 15, 2018. Install growth, rank history, SDKs and ad networks.
From the store listing: “Piano MIDI Legend with MIDI support and Zero Latency”