Emulates the iconic Yamaha OPL2 chip for classic game soundtracks and electronic music. Offers FM and additive synthesis with over 2000 presets and 16x oversampling for clear audio. Requires a MIDI keyboard for standalone use.

232+ iOS apps curated and reviewed
Every iPhone needs a few good opl auv3 fm synth apps. We benchmark 232+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $9.99 | 4.5★ (21) | No | No | Jun 2026 | |
| 2 | $1.99 | 4.9★ (188) | No | No | Jul 2026 | |
| 3 | $19.99 was $39.99 | 4.8★ (2.9K) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.9★ (2.2K) | No | Yes | Jul 2026 | |
| 5 | Free | 4.7★ (39) | No | No | Jul 2026 | |
| 6 | $14.99 | 4.9★ (666) | No | Yes | Jul 2026 | |
| 7 | Free | 4.9★ (29) | No | Yes | May 2026 | |
| 8 | Free | 4.9★ (27K) | No | No | Jul 2026 |

Emulates the iconic Yamaha OPL2 chip for classic game soundtracks and electronic music. Offers FM and additive synthesis with over 2000 presets and 16x oversampling for clear audio. Requires a MIDI keyboard for standalone use.




This app transforms your device into a musical instrument with an intuitive touch interface and a friendly robot performer. Create and edit unique sounds with a powerful synth engine and apply effects. It's designed for both beginners and experienced musicians, offering features like scale locking for error-free playing and expressive gesture controls.



Create music with a comprehensive suite of over 40 virtual instruments and effects. This powerful yet intuitive ecosystem allows you to quickly turn your musical ideas into finished tracks, offering a vast sound library and flexible workflow for various genres.


This app offers a professional-quality virtual analog synthesizer inspired by classic hardware. It provides a vast library of presets, real-time effects control, and a user-friendly interface for both beginners and experienced musicians. It can be used as a standalone instrument or as an AUv3 plugin.


This app emulates a classic monophonic analog synthesizer with advanced DSP technology. It features three variable wave oscillators, dual ladder filters, an LFO, and two modulation busses for versatile sound design. An intuitive interface and extensive preset library make it ideal for creating thick bass and rich lead sounds.


This app offers a comprehensive Eurorack-style modular synthesizer environment for creating custom synths, audio/MIDI effects, and controlling other applications. It features a vast library of modules and integrates with hardware and software for flexible music production and live performance.


Explore unique synth sounds processed through classic guitar overdrive pedals. This app offers professionally recorded samples with multiple keyboard layouts and AUv3/MIDI support. Unlock over 100 additional instruments to expand your sonic palette.


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.


Create custom synthesizers, audio effects, and MIDI processors with a modular music-making tool. Arrange modules on lanes to process signals and route them internally or with your host DAW. Explore a vast library of modules to craft unique sounds.


Experience classic 80s FM synthesizer and electric piano sounds with over 300 unique presets. This app offers professional-grade audio, extensive layering for expressiveness, and a full suite of effects. It functions as a standalone app and an AUv3 plugin for music production hosts.


Explore authentic analog synth sounds and craft unique music with a powerful editing suite. This app offers studio-quality effects, layering capabilities, and MIDI/AUv3 support for both beginners and professionals. Save, share, and record your creations.


This app is a monophonic synthesizer for iOS and AUv3 plugins, utilizing Phase Distortion synthesis. It offers dual PD oscillators, sequencers, LFOs, and envelopes for complex sound design. Almost any control can be modulated by multiple sources, with real-time visual feedback.


This app provides a high-quality mobile sound module for iOS devices, offering professional piano and keyboard sounds. It's ideal for live performance and music production, allowing users to create studio-quality music anywhere with just an iOS device and a MIDI keyboard. Expandable sound libraries and integration with other music apps enhance its capabilities.


Create music on your mobile device with a comprehensive digital audio workstation. Features include a multi-track sequencer, studio-quality instruments, and real-time effects. Ideal for composers and aspiring musicians on the go.


This app is a powerful live looper for iOS, inspired by hardware loop stations. It offers extensive features for recording, manipulating, and exporting audio, suitable for both standalone use and as an AUv3 plugin within other music apps.


This powerful wavetable synthesizer app offers an intuitive workflow for creating unique sounds. It features a rich library of wavetables, inspiring presets, and a semi-modular architecture for deep sound design. Easily sync data across devices and integrate with DAWs.


Transform your guitar into a MIDI controller in real-time. This app accurately transcribes your playing into MIDI data, allowing you to control any synth or virtual instrument. It offers low latency and high accuracy, comparable to professional hardware.


This app provides a 16-bit retro video game synthesizer with over 350 presets. It allows for the creation of expressive pads, sound effects, drums, and leads, and can be used as a standalone app or an AUv3 plugin. Record and export your creations as WAV files.


Explore a vast collection of vintage synth sounds inspired by early 2000s digital music. This app offers over 1,000 samples and 60+ PCM sound sources, with over 100 presets for immediate inspiration. It functions as a standalone instrument or an AUv3 plugin for popular DAWs.


This versatile synthesizer app offers a wide range of sounds from leads to bass and pads. Create unique sounds by tweaking parameters or explore factory presets. It supports MIDI input, AudioUnit integration, and includes a built-in arpeggiator and effects for music production.