Synthio
Free online synthesizer you can play in your browser
Synthio is a browser-based synthesizer piano that requires no downloads or plugins, using the Web Audio API to generate sound in real time. It supports keyboard, mouse, touchscreen, and MIDI controller input, along with controls for ADSR envelope, filters, reverb, and pitch bend. A free tier is available alongside a Pro upgrade that unlocks additional waveforms, sampled instruments, preset saving, and audio/video recording.
Users open the website and play a piano keyboard using their keyboard, mouse, touchscreen, or MIDI controller, with the Web Audio API generating and processing sound in real time
Musicians, hobbyists, and music learners who want a quick, accessible online instrument
Background.
- Status
- launched
- Business model
- freemium
Similar projects.
Editorial take on the space this project sits in — momentum signals, adjacent moves, our call on whether the wedge is real. Get pinged when we publish a new read or when the landscape shifts.
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