Multiphonics CV-1 is described as 'powerful platform for assembling and playing patches. With a simple and straightforward interface, Multiphonics is a fast and efficient creation tool for musicians and sound designers. It is also a great learning environment for newcomers' and is a Music Production App in the Audio & Music category. There are more than 10 alternatives to Multiphonics CV-1 for a variety of platforms, including Windows, Mac, Linux, Android and iPhone. The best alternative is VCV Rack, which is both free and Open Source. Other great apps like Multiphonics CV-1 are miRack (Paid), Cabbage Studio (Free, Open Source), Voltage Modular (Freemium) and NimSynth (Free, Open Source).
VCV Rack is a modular synthesizer inspired by Eurorack systems. It acts a host for virtual modules which perform various audio processes. E.G. oscillators, filters, envelope generators, sequencers and more that can be connected freely in almost limitless combinations.
Hexen is a virtual modular Eurorack synthesizer for Android featuring 50+ modules in an accessible, touch-focused interface. All of the internal signal paths in Hexen have 32 bit resolution and are clocked at 48KHz. The final rendered audio is 16 bit 48KH.
I wanted to build a music creation tool that is easy to use, accessible and free. Zupiter is a synthesizer and step-sequencer that runs in a browser, meaning you don't even need to download and install any software to use it.
Twist is a node-based audio synthesizer that lets you create sound effects and soundtracks. Its modular nature makes it possible to produce any kind of sound by just "connecting the dots". It's built with C++ and available for Windows and Linux desktops.