Piano MIDI · iPhone & iPad

Make every note feel closer.

PiaKeys is a focused piano companion for connecting a MIDI keyboard, hearing your playing, exploring imported songs, and keeping a score nearby.

Practice session● MIDI live
A calm practice surface

Connect. Play. Listen.

The current PiaKeys build keeps the essentials close at hand and processes your playing on the device.

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Bluetooth & wired MIDI

Discover Bluetooth MIDI pianos and monitor CoreMIDI input and output from one setup screen.

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Hear the keyboard

Play notes through the bundled upright-piano sample library, with a simple volume and audio toggle.

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Songs & scores

Import Standard MIDI files and MusicXML scores, then keep a local song library for practice.

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Metronome

Set tempo, time signature, accent, visual pulse, and sound profile for a steady practice pulse.

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Built for iOS

Native SwiftUI interface with iPhone and iPad layouts, system appearance, and English, Vietnamese, and Japanese copy.

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Local by design

No account, advertising, analytics, or developer-hosted upload is required by the current app experience.

For real practice sessions

Stay with the music, not the setup.

  • Connect a compatible Bluetooth or wired MIDI keyboard.
  • Play the built-in demo or import a MIDI file you are allowed to use.
  • Attach a MusicXML score when you want notation beside the keyboard.
  • Adjust the metronome and sound without sending your files to a server.
Music rights matter.

PiaKeys accepts user-provided MIDI and MusicXML files. Please import and share only files you have permission to use. The awesome-sheet-music repository is credited as a curated directory of music resources; it does not grant a blanket license for every linked score or MIDI file.