205+ iOS apps curated and reviewed
DXi FM synthesizer is the household name in synthesizer fm, but it's far from the only option. We track 205+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $1.99 | 4.2★ (18) | No | No | Jul 2026 |
| 2 |  | $8.99 | 3.9★ (9) | No | No | May 2026 |
| 3 |  | $1.99 | 3.0★ (1) | No | No | Jul 2026 |
| 4 |  | $4.99 | — | No | No | Jul 2026 |
| 5 |  | Free | 1.7★ (6) | No | Yes | Jul 2026 |
| 6 |  | $10.90 | 4.8★ (279) | No | Yes | Jun 2026 |
| 7 |  | $4.99 | 4.0★ (2) | No | No | May 2026 |
| 8 |  | Free | 4.9★ (27K) | No | No | Jul 2026 |
Create unique sounds and music with this FM synthesizer app inspired by 80s hardware. Explore a variety of parameters to craft special tones and effects, and even record your creations. Includes a bonus 16-step loop sequencer for added musical exploration.
This powerful yet accessible synthesizer brings FM synthesis to mobile devices. It offers expressive control through velocity sensitivity and includes versatile effects like a low-pass filter, stereo chorus, and tempo-synced delay. Explore a wide range of sounds with handcrafted presets and adjustable oscillator shapes.
Create a wide variety of sounds with this FM synthesizer app. It features three independent oscillators, each capable of generating four unique waveforms, and offers a responsive touch keyboard for real-time performance. Enjoy high-quality audio with a 44100 Hz sample rate.
Explore vast sonic landscapes with an advanced FM synthesizer. This app features morphing waves technology, extensive sound effects, and MIDI keyboard support for professional music creation.
Explore sound synthesis with adjustable parameters to create unique audio. Access new presets monthly, utilize multi-genre synths, and manage effect groups. Record and share your musical creations with others.
This app offers a powerful and flexible layering system for creating unique audio experiences. It blends multiple synthesis types, allowing users to craft everything from ambient soundscapes to glitchy textures. Import your own sounds or use the curated library for endless sonic exploration.
Create unique sounds with this FM synthesizer app. It features real-time wave manipulation, multiple sound effects, and MIDI keyboard support. Explore dynamic sound design with its intuitive interface.
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.
This app is a digital recreation of a legendary analog synthesizer, offering classic sound design with modern features like polyphony, an arpeggiator, and a looping recorder. Explore vast sonic possibilities with included presets or craft your own unique sounds.
This app recreates a legendary modular synthesizer for mobile devices. Explore its iconic modules, experiment with sound design, and create music with intuitive controls and advanced features.
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 multidimensional sound design and performance with this polyphonic synthesizer. Create unique evolving soundscapes by navigating sonic universes and sculpting fluid sounds. Features a built-in keyboard, MPE support, and a diverse library of timbres.
This app is an FM tone generator and synthesizer for iPhone and iPad, offering real-time performance capabilities and voice editing. It includes a variety of presets, arpeggiator patterns, chord pads, and scales, along with drum functionalities. The app also supports external hardware integration and advanced sound manipulation through effects, EQ, and a ball controller.
Transform typed text into spoken words with customizable voice settings. This app offers a modern interface, adjustable pitch and rate, and the ability to save favorite phrases. It's designed to be accessible and can even help users who have lost their ability to speak.
This professional virtual synthesizer emulates classic hardware from the 80s and 90s, offering a vast array of sound creation tools. It includes a large preset library inspired by iconic electronic music artists and can be used as a standalone app or a plugin.
Create music with a versatile hybrid synthesizer offering both FM and virtual analog subtractive synthesis. Explore a wide range of effects, a built-in sequencer, and extensive MIDI support. Save and share projects seamlessly across iPhone, iPad, and Mac.
This app provides a bundle of four professional audio unit synthesizers and one effect, inspired by popular eurorack modules. Explore diverse sound design possibilities with multi-mode oscillators, modal synthesis, string generation, and granular sampling. Compatible with DAWs and AU hosts for creative music production.
This app is an expressive musical instrument and MIDI controller designed for multitouch surfaces. It offers advanced pitch control, custom sounds, and the ability to control external instruments or virtual MIDI apps. It also supports AudioBus for interconnecting audio apps.
Create complex FM synthesizer sounds and sequences with this 7-track music production tool. Features include LFO modulation, piano roll editing, and built-in effects like echo and reverb. Sync with other apps via Ableton Link or MIDI, and export your creations.