Helm is a free, cross-platform, polyphonic synthesizer with a powerful modulation system. Helm runs on GNU/Linux, Mac, and Windows as a standalone program or LV2/VST/VST3/AU plugin.
Platforms
- Mac
- Windows
- Linux
United States

Apps similar to padthv1 include Helm, which is free and open source. Other options are ZynAddSubFX, Odin 2, Dexed and Surge Synthesizer. You can choose from more than 10 Music Production Apps like padthv1 for Windows, Mac, Linux, iPad and iPhone.
Helm is a free, cross-platform, polyphonic synthesizer with a powerful modulation system. Helm runs on GNU/Linux, Mac, and Windows as a standalone program or LV2/VST/VST3/AU plugin.

ZynAddSubFX is a fully featured open source software synthesizer capable of making a countless number of instruments, from some common heard from expensive hardware to interesting sounds that you'll boost to an amazing universe of sounds.




Odin 2 is a versatile 24-voice polyphonic synthesizer that covers about every type of synthesis out there. Odin 2 is released as open-source software.




Dexed is an FM-type softsynth developed by Pascal Gauthier of Digital Suburban. It is an ideal application for importing, playing and editing/managing sysex patches from both the classic Yamaha DX7 synthesizer and the TX7.

Surge is an open source digital synthesizer originally written and sold as a commercial product by @kurasu (Claes Johanson) at Vember Audio. The synth uses subtractive hybrid synthesis and each patch contains two 'scenes' which are separate instances of the entire...




TAL-NoiseMaker is an improved version of TAL-Elek7ro and has a completely new synth engine and a lot of improvements in sound and usability. The synth also includes a small effect section with a reverb, chorus and a simple bit crusher effect.

Omnisphere is the flagship synthesizer of Spectrasonics® - an instrument of extraordinary power and versatility. This award-winning plugin brings many different types of synthesis together into one amazing-sounding instrument that will inspire a lifetime of exploration.




Tyrell is the name of a project by the German online magazine Amazona.de. A reader survey and follow-on forum posts provided a pool of ideas for a low cost HARDWARE analogue synth, which Mic 'Moogulator' Irmer used to develop quite a powerful concept.

ABSYNTH 5 is an exceptional synthesizer with unique sonic potential and more than 2,100 preset sounds. Its speciality is a limitless spectrum of unusual, evolving sounds created using the powerful, hybrid synthesis architecture and sophisticated modulation and effect system -...

Oxe FM Synth is a touch-sensitive, realtime polyphonic FM-based music synthesizer created and maintained by Oxe Software.



A virtual analog synthesizer, Tunefish v4 was developed as a smaller replacement of Tunefish v3 with roughly the same power - some might argue it's even more powerful. It was also ported over to Linux and MacOS and was given a new polished UI.

