Compare software

MIDITrail vs Neothesia: catalog facts
MIDITrail	Neothesia
Free Free download from the developer's site.	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, macOS, iOS	Windows, macOS, Linux
3D visualization of MIDI notes during playback Built-in wavetable synthesizer	Makes note timing visible while exploring a MIDI score.
Plays MIDI files only, not audio recordings DLS sound files are no longer supported on macOS	Uses MIDI files rather than recognizing notes from ordinary audio.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.