AudioKit Synth One Synthesizer

AudioKit Synth One Synthesizer

Feature-packed Pro Synthesizer

27K ratings
676 reviews
Free

Details

Released
July 7, 2018
Updated
January 22, 2026

Features

AudioKit Synth One Synthesizer video #1 for iPhone
AudioKit Synth One Synthesizer screenshot #2 for iPhone
AudioKit Synth One Synthesizer screenshot #3 for iPhone
AudioKit Synth One Synthesizer screenshot #4 for iPhone
AudioKit Synth One Synthesizer screenshot #5 for iPhone
AudioKit Synth One Synthesizer screenshot #6 for iPhone
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About

This is a free, open-source professional synthesizer app for iOS devices. It offers over 300 presets, MIDI support, a sequencer, and vintage-inspired filters. Learn music production basics and create your own sounds.

✓Over 300+ Presets
✓MIDI Support
✓Vintage-Style Sequencer
✓Analog Filters
✓Expressive Arpeggiators
✓Open-Source
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What users say about AudioKit Synth One Synthesizer

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What's New in AudioKit Synth One Synthesizer

1.9.2

January 22, 2026

Thanks Everyone! NEW SOUNDS: ++ NEW: Wabi Sabi Waves preset Bank Sound Designer Taeo has generously donated 170 presets You can support his work at https://wabisabiwaves.gumroad.com/ ++ Fixes Bluetooth MIDI Popup

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User reviews

Please

Plz make a moog

Appli trop bien

L’appli est cool sympa et fluide, même si c’est en anglais Cependant je n’ai pas compris comment on fait une musique avec plusieurs sons Sinon cette appli est super je la recommande fortement, c’est pour ça que je mets cinq étoiles J’ai installé l’appli en juin et j’ai déjà fait une grosse soixantaineDe musique Plein de possibilités plein de sonsDisponible et plein de mélodies plutôt pas mal d’ailleurs Je le répète, je recommande fortement cette application
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You will not regret getting this app

This is more than app man it’s a resource for anyone reguardless of how skilled or knowledgeable you are in making music. I just can’t recommend it enough check it out and see what you can make

Excelente

Ampla biblioteca de sons bem elaborados, sem propaganda, funciona bem

The best app ive ever seen

Its the most practical and fun app ive ever seen for composing

Developer apps

User experience

🐞

Reported Bugs

5 issues

Login screen freezes

Bug

Incompatible with older devices

Bug

Keyboard issues on iPhone

Bug

Crashes with Audiobus 3

Bug

Mod wheel issues

Bug
✨

Requested Features

12 requests

Add AU support

Feature

Add just intonation feature

Feature

Add dotted-8th-note delay option

Feature

Add more sound packs

Feature

Add drum machine/sequencing capabilities

Feature

Add more complex waveforms

Feature

Add multi-filter support

Feature

Add more than 2 oscillators

Feature

Add ability to record MIDI tracks

Feature

Add support for Bluetooth MIDI controllers

Feature

Add dark mode option

Feature

Add advanced analytics dashboard

Feature

FAQ

What is AudioKit Synth One?

AudioKit Synth One is a free, open-source professional synthesizer app for iOS devices. It provides a wide range of features for creating and manipulating sounds, including over 300 presets, various oscillators, filters, and a built-in sequencer.

What are the key features of this synthesizer app?

Key features include a hybrid analog/FM poly synthesizer engine, over 300 presets crafted by professional sound designers, MIDI input for external controllers, a vintage-style 16-step sequencer, classic poly arpeggiators, and multiple filter types.

Is AudioKit Synth One free to use?

Yes, AudioKit Synth One is completely free, fully functional, and ad-free. It is also open-source, meaning there are no in-app purchases or hidden costs to unlock features. It is designed to always remain free.

What devices is AudioKit Synth One compatible with?

The app is optimized for newer iPads and iPhones for best performance. It requires an iPhone 6 or higher screen size and will not work on older devices like the iPhone 5/SE or Touch devices.

Who would benefit from using this app?

This app is ideal for musicians, producers, and anyone interested in music production or sound design. It allows users to create their own synthesizer sounds, learn the basics of music production, and use it with MIDI keyboards and controllers.