Ops is described as 'modular synthesiser designed to make it easy to create and explore sound interactively with a touch screen. Ops does away with patch cords, instead using a system of connected blocks with a clear signal flow' and is an app in the Education & Reference category. There are five alternatives to Ops for a variety of platforms, including iPhone, iPad, Android, Android Tablet and Linux. The best alternative is BlokDust, which is both free and Open Source. Other great apps like Ops are Lily (Paid), Psychosynth (Free, Open Source), KRFT (Paid) and ROLI NOISE (Free).
Lily is a playful music app for all ages. It lets you create music by interacting with special lilies with their own distinct sounds. FEATURES • Choose from six lily flowers, each with their own unique sound over three octaves.
KRFT is an innovative take on music creation where you build and customize musical interfaces that can be used to create dynamic compositions through simple, touch-based controls. FEATURES Modular music creation gives you extreme control over composition.