Free Music Sequencer

For macOS, Linux, Windows, iOS and Android
Get Helio 1.7.6
for Windows

Vive la culture libre

Helio is free and open-source software, aimed to be a modern music creation tool; it features high-performance core, linear-based sequencer with clean interface, integrated version control providing intelligent synchronization between devices, saved undo history, UI translations and themes, and more.

clean interface

Helio is a lightweight, minimalistic tool, that helps you to get into the zone and focus on music.

VST2, VST3, AudioUnit

Hosts VST2, VST3 and AudioUnit. Runs on CoreAudio, ASIO, DirectSound, ALSA, JACK and OpenSLES. Imports and exports MIDI. Renders to WAV, FLAC and OGG.

Version control

Helio introduces version control-driven workflow. The point of version control is overcoming the fear of making changes to your work. Every changeset can be tracked, every revision can be restored.

Themes and translations

Built-in color schemes and translations to English, German, French, Italian, Spanish, Russian, and more.


Helio is a one-man hobby project, that is a work in progress. The author builds it for himself and shares with the world. If you feel like helping the project, you might share your suggestions, report bugs, or make a translation for your native language.