That smartphone of yours is an everything device. It can do all the things. It’s a computer. Any process that involves information can operate on a computer. So you’ve got a stereo, a camera, a library, a compass, and, if you want a synthesizer. And out here on the internet you can find free digital synthesizers galore. He’s a selection form Sonic State:
ModulAir is a stunning software modular synth for those not yet ready for the quantum leap into VCV Rack. It offers 18 modules per patch with 55 modules to choose from including oscillators, filters, sequencers, modulators and effects – giving you a diverse range of sonic possibilities. It’s slightly dated and sometimes intimidating GUI will reward synth explorers with a rich selection of sounds good for all round use.
Stop breadboarding and soldering – start making immediately! Adafruit’s Circuit Playground is jam-packed with LEDs, sensors, buttons, alligator clip pads and more. Build projects with Circuit Playground in a few minutes with the drag-and-drop MakeCode programming site, learn computer science using the CS Discoveries class on code.org, jump into CircuitPython to learn Python and hardware together, TinyGO, or even use the Arduino IDE. Circuit Playground Express is the newest and best Circuit Playground board, with support for CircuitPython, MakeCode, and Arduino. It has a powerful processor, 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. A whole wide world of electronics and coding is waiting for you, and it fits in the palm of your hand.