Product information
Helm is a software synthesizer. You use it to create electronic music on your computer.
Helm is a polyphonic semi-modular synthesizer with a flexible modulation system.
Any sound that comes out of Helm belongs to the person who played it. You are the copyright holder to any sound you create with Helm.
Helm is free as in freedom. This means you control this software, it doesn't control you.
Features
- 32 voice polyphony
- Interactive visual interface
- Powerful modulation system with live visual feedback
- Dual oscillators with cross modulation and up to 15 oscillators each
- Unison and Harmony mode for oscillators
- Oscillator feedback and saturation for waveshaping
- 12 different waveforms
- 7 filter types with keytracking
- 2 monophonic and 1 polyphonic LFO
- Step sequencer
- Lots of modulation sources including polyphonic aftertouch
- Simple arpeggiator
- Effects: Formant filter, stutter, delay
System Requirements
- Helm runs in GNU/Linux, Mac OSX and Windows.
- Run Helm as a standalone synthesizer or as an LV2, VST, VST3 or AU plugin.
- Comes in both 32-bit and 64-bit versions
Installation Instructions


