Zupiter is described as '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' and is an website in the audio & music category. There are more than 25 alternatives to Zupiter, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Android apps. The best Zupiter alternative is VCV Rack, which is both free and Open Source. Other great sites and apps similar to Zupiter are Pure Data, SuperCollider, SunVox and Max/MSP.