MIDI Editor• is made and published by Nguyen Hieu. AppBrain is an independent app data site and isn't affiliated with Nguyen Hieu. The app name, icon, screenshots and description belong to Nguyen Hieu and are shown as published on the App Store.

About MIDI Editor•

MIDI Editor• is a music app developed by Nguyen Hieu.

User Ratings

MIDI Editor• is rated 1.00 out of 5 stars. The rating is based on 2 ratings.

App Information

MIDI Editor• is freely available from the App Store. The app size is 306.80 MB. The latest version available is 1.0.2. The last update was on August 20, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since July 2026.

Description by Nguyen Hieu (from the App Store)

MIDI Editor turns your iPhone into a pocket music studio. Import any MIDI file and instantly see every track, instrument, tempo and note laid out on a professional piano roll — then make it your own.

EDIT LIKE A PRO
• 88-key scrollable piano roll for every track
• Drag notes to change pitch and timing
• Resize notes to set their exact length
• Adjust velocity per note for real dynamics
• Pencil and Select tools for fast editing
• Undo / Redo everything

FULL TRACK CONTROL
• Auto-detects tracks and instruments from your MIDI
• Swap any track to one of 128 General MIDI instruments
• Per-track volume, pan, mute and solo
• Built-in mixer (Arrange) view

SHAPE THE WHOLE SONG
• Change the BPM (loaded automatically from the file)
• 10-band master equalizer with presets
• Real-time playback — hear every edit instantly

EXPORT ANYWHERE
• Export a brand-new MIDI file
• Render to MP3 or high-quality M4A audio
• Create a ringtone (.m4r) and set it via GarageBand

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More data about MIDI Editor•

Price	Free
Rating	1.00 based on 2 ratings
Ranking	Not ranked
Version	1.0.2
App size	306.8 MB
Suitable for	Everyone

Screenshots

Screenshots by Nguyen Hieu, from the the App Store listing

Official page on the App Store

Alternatives to MIDI Editor•

Changelog of MIDI Editor•

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Developer information for Nguyen Hieu

Nguyen Hieu

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App Store Rankings for MIDI Editor•

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Technologies used by MIDI Editor•

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MIDI Editor•