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About
This app transforms your device into an AI-powered piano partner. It listens to your musical phrases and generates real-time continuations using an advanced on-device AI model. You can control various aspects of the AI's output and export your creations as MIDI files.
✓AI piano accompaniment
✓Real-time music generation
✓MIDI keyboard integration
✓Adjustable AI parameters
✓Live piano-roll view
✓MIDI file export
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What's New in RollTab
1.0.2
August 27, 2026
Added MIDI output. Send AI performances to a connected MIDI device or another music app, or keep using the built-in iPhone piano. The main screen now shows both MIDI input and playback output. Also includes reliability improvements for note handling and playback routing.
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FAQ
What is RollTab?
RollTab is an AI piano partner that turns your iPhone or iPad into a real-time music collaborator. It listens to your playing and generates continuations using an on-device AI model.
Does RollTab require an internet connection?
No, RollTab does not require an internet connection. The 125M-parameter music model runs entirely on your device, ensuring privacy and offline functionality.
What devices does RollTab support?
RollTab is supported on iPhone and iPad devices. It is rated for ages 4 and up.
How does RollTab's AI work?
RollTab uses a 125M-parameter music model to generate continuations of your musical phrases. You can adjust parameters like temperature, continuation length, timing, and pitch range to influence the AI's output.
Can I export my music from RollTab?
Yes, you can export your musical sessions as MIDI files from RollTab. This allows you to further edit or use your creations in other music production software.
Is a MIDI keyboard necessary to use RollTab?
A MIDI keyboard is required for live input into RollTab. However, you can also generate music from silence in Explicit mode without a connected keyboard.
How often is RollTab updated?
RollTab was last updated on August 27, 2026, with version 1.0.2. The app was initially released on August 20, 2026.
Does RollTab have ads?
No, RollTab is completely free and does not contain advertisements.