Synthesizer

Stefan Welebny

Synthesizer app icon
2.8 stars50 reviews$3.99
4+Version 13.1Updated 1/6/2026, 12:54:58 AM
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How are you going to sound today? Turns your iPhone or iPad into a groovy synth based on additive, subtractive and fm sound synthesis. One of the first synthesizers ever built for the App Store, originally released with the very first iPhone back in 2008. Features: 5 main oscillators frequency modulation lfo chorus pitch shift modulation wave forms (sin, triangle, sawtooth, rectangle) attack, decay, sustain and release noise distortion cutoff delay bitcrusher presets wave shape view External MIDI Support: The app automatically listens to any connected MIDI input. The app responds to notes, modulation wheel, and pitch bend in real time, while still letting you use the on-screen pad at the same time. Screen recording for sharing your sounds with others. Shake your device to return to factory settings for the current sound. Accessible with VoiceOver and DirectTouch. Keywords: synthesizer, accessible synth, sound synthesis, sound effects, harmonics, sound synthesis WHAT USERS AROUND THE GLOBE SAY: "This is an awesome Synthesizer" "really good! this app is really fun 2 use and entertaining"

Developer website
https://it.welebny.com
Released
2008-10-04T18:48:38Z
Current version
13.1
Reviews & Ratings
2.8
out of 5
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😕 Lower user ratings overall
50 reviews

Screenshots

Synthesizer screenshot 1Synthesizer screenshot 2Synthesizer screenshot 3Synthesizer screenshot 4