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.




242+ iOS apps curated and reviewed
With an average user rating of 4.7★, the auv3 category is one of the App Store's strongest. Browse all 242+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (75) | No | Yes | Jul 2026 | |
| 2 | Free | 4.9★ (1.7K) | No | No | Jul 2026 | |
| 3 | Free | 4.6★ (73) | No | No | Jul 2026 | |
| 4 | Free | 4.7★ (41) | No | No | Jul 2026 | |
| 5 | Free | 4.9★ (29) | No | No | Jul 2026 | |
| 6 | Free was $7.99 | 4.8★ (1.1K) | Yes | Yes | Jul 2026 | |
| 7 | Free | 3.5★ (83) | No | Yes | May 2026 | |
| 8 | Free | 4.6★ (63) | No | No | Jul 2026 |




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.


This audio effect plugin offers advanced compression with new features like external sidechain input and a sidechain HPF control. It allows for cleaner sound with full bandwidth control and includes input/output level adjustments for easier tuning.


This audio plugin emulates the warm, noisy, and characteristic sound of vintage tape cassettes. It offers enhanced saturation, a new impulse response, and real sampled tape noise for a more authentic vintage audio experience. It can be used on entire tracks or individual channels for added texture and movement.


Create and play custom synthesizers and instruments on your mobile device. Manipulate oscillators and effects with touch, record live loops, and design unique sounds with a variety of timbres and customizable effects. Supports AUv3 for use in other music production apps.


Create deep, earth-shattering bass lines and custom electronic drum sounds. This powerful synth offers a lightweight yet robust tool for musicians across various electronic genres. It functions as a standalone app and an AUv3 plugin, allowing for seamless integration into your existing music production workflow.


This audio plugin offers a vast library of over 1,000 instruments and presets, along with extensive effects and layering capabilities. It allows producers to quickly find and shape sounds for their music, with new content added weekly. The app also features a 6-band equalizer and dynamics tools for precise sound manipulation.


This pro-sounding reverb plugin offers a simple, three-knob interface for iOS devices. It functions as an Audio Unit (AUv3) plugin within popular DAWs and is also open-source for developers to use in their own projects.


This audio effect plugin adds organic pitch fluctuations to your music, ranging from subtle natural variations to intense drifting. It helps break digital perfection and add richness to your tracks.


This app generates complex, evolving panning patterns and adds rhythmic stereo movement to audio tracks in real-time. Its intuitive interface and powerful pattern editor allow for precise stereo editing, bringing dynamic life to static sounds. It can be used as a standalone application or as an AUv3 plugin within iOS DAWs.


This audio effect app allows you to add dynamic modulation to your music tracks. Create custom shapes to control various parameters like filter cutoff, resonance, amplitude, and mix for rhythmic and expressive sound sculpting.


Enhance and maximize the volume of your audio recordings with an AI-powered algorithm. This app offers adjustable equalizers, genre-specific presets, and the ability to create AI videos and Reels. Export your mastered audio in various formats for professional-sounding results.


This app creates unique synth sounds by recording classic synths to VHS tape and then resampling them. It offers a vast library of presets and effects to achieve lo-fi, retro vibes for various music genres. An AUv3 plugin and standalone app are included.


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.


Transform audio into extended ambient soundscapes with this powerful time-stretching tool. Ideal for sound design and ambient music creation, it can stretch short clips into hours of audio. Capture sounds or load files, then manipulate parameters for radical sonic transformations.


This audio plugin offers broad tonal sculpting with 12 dB per octave low and high cut filters. It allows for precise frequency subtraction to enhance musicality in mixes, compensating for hardware signal loss with unity gain.


This AUv3 stereo movement tool offers dynamic panning effects for music production and sound design. Sculpt your audio with multiple LFO shapes and an intuitive XY pad for real-time creative control. Seamlessly integrate with compatible DAWs on iOS devices.


This audio effect plugin provides a lush, one-button chorus inspired by analog synthesizers. It adds dimension and depth to music tracks with a dark, detuned character. A mix slider allows for blending the effect to your preference.


This music production tool offers a unique approach to audio equalization by removing all visual indicators. Users must rely solely on their hearing to adjust four distinct frequency bands, fostering a more intuitive and ear-focused mixing experience.


This music effect plugin offers an analog-modeled LCR chorus with touch-friendly controls and immersive 3D visuals. It seamlessly integrates into DAWs for iOS, adding depth and texture to various music productions.