CLUSTER MIDI-PIANO-CONVERTS · 7 ENTRIES · EARLIEST ENTRY 2024-10-18
MIDI piano practice apps
This cluster consists of apps that convert MIDI files into simplified piano (and sometimes drum) practice parts, syncing to the player's tempo. The dated history shows five entries scattered from September 2015 to September 2025, with three of them appearing between late 2024 and late 2025. Traction leadership is shared among midi-controller-diagnostics, pianocheetah, and keyprism, each with zero stars, indicating minimal current activity.
Entry timeline
ENTRY TIMELINE
Each bar is the month a member carries, which is a creation date where the source published one and a crawl date otherwise. Nothing in the index was found before 11 August 2026, and coverage broadened sharply on 14–15 August, so a bar from then on reports how much we found that month, not how much was built; an earlier bar reports how far back a member's own source dated it — not how long we have been watching.
Members by activity
Activity signals, not revenue.
Build origin · 1 hand-coded · 6 unlabelled
Operator · 2 hobby · 3 open source · 2 unlabelled
Two labels per entry, never collapsed into one: how it was built, and who stands behind it. Counted over the 7 listed below. Unlabelled means nothing has decided yet — not that the answer is small.
- 01midi-controller-diagnostics0★24 days—hand-codedhobbyDesktop app that monitors live MIDI data from connected controllers, routes one device into another, and records sessions to file.
- 02pianocheetah0★1 moliveopen sourcePiano practice app that simplifies MIDI songs into one-note-per-hand parts and syncs background tracks to the player's tempo.
- 03keyprism0★2 molivehobbyDesktop app that converts MIDI songs into automated keystrokes for playing piano in a game, with a falling-notes visualizer.
- 04MIDI Opener0★3 moliveMIDI player app for musicians that opens standard MIDI files, changes tempo and key, isolates tracks, loops sections, and exports audio or modified MIDI.
- 05VMPK for Android0★1 yrabandonedliveopen sourceAndroid app that simulates a MIDI piano keyboard, generating sound or sending MIDI events over the network.
- 06PianoCheetah0★1 yrabandonedliveopen sourceDesktop app that converts MIDI files into simplified piano and drum exercises synced to a player's tempo for practice.
- 07MXTPiano: Play with MusicXML0★3 yrabandonedlivePiano practice app that compares notes played on a MIDI keyboard with MusicXML scores and marks wrong notes.
Ranked by traction, highest first, and paged 20 at a time — this is a window on the cluster, never the whole of it. Ties are broken by a stable id so a product cannot appear on two pages or fall between them. Browse every cluster.