About Orfeo
Last Updated: October 19, 2026
What Orfeo is, the four stages it takes a MIDI file through, and why it's free, private and offline.
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Overview
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What Orfeo is, what it runs on, and how to download, install, update and remove it. Start here.
System Requirements
Last Updated: October 3, 2026
Windows 10 or 11 (64-bit), a 2015+ quad-core with 8 GB RAM recommended, current graphics drivers and under 500 MB of disk.
Download and Install
Last Updated: October 21, 2026
Choose between the installer and the portable app, download it, install it, and get past the Windows SmartScreen prompt.
Quick Start
Last Updated: October 4, 2026
From a fresh start to your first song playing and slowed down, in about a minute.
The Orfeo Window
Last Updated: October 4, 2026
A tour of the top bar, Library and Settings panel, piano roll, chord bar and keyboard, and the Tracks panel.
Where Your Data Lives
Last Updated: October 1, 2026
Where Orfeo keeps its settings, your saved versions and each file's history, and how to back up or move to a new PC.
Updating Orfeo
Last Updated: October 21, 2026
How the installer updates itself, how to update the portable version by hand, and where to see your version.
Uninstalling Orfeo
Last Updated: September 27, 2026
Remove Orfeo and choose what happens to your data. Your library folder is never touched.