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.




250+ 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 250+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (79) | No | Yes | Aug 2026 | |
| 2 | Free | — | No | No | Aug 2026 | |
| 3 | Free | 4.6★ (76) | No | No | Aug 2026 | |
| 4 | Free | 4.9★ (1.8K) | No | No | Aug 2026 | |
| 5 | Free | 4.7★ (43) | No | No | Aug 2026 | |
| 6 | Free | 4.9★ (2.3K) | No | Yes | Aug 2026 | |
| 7 | Free | 4.8★ (35) | No | No | Aug 2026 | |
| 8 | Free | 4.7★ (32) | No | No | Aug 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.

Enhance your audio tracks with a versatile saturation effect. Add warmth, grit, and distortion with simple controls. Includes presets and the ability to save your own.


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.


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 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.


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 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.


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 music app offers creative pitch shifting and time stretching with minimal audio artifacts. It allows independent control of pitch and time for unique sound manipulation, including classic tape-stop effects.


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.


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 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.


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.


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 app generates unique melodies using chaos theory and music theory principles. Save your creations as MIDI files or use them as an AUV3 plugin. You can influence the sound by interacting directly with the visual representation of the attractors.


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 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 audio processing tool enhances your sound using dynamic range compression and transient shaping. It offers a unique HTML controller design and works with any AUv3 compatible host or as a standalone app.


Experience a realistic piano on your iPhone and iPad with advanced AUv3 support. This app features a high-quality audio engine, customizable keyboard, and a versatile effects rack for creative sound shaping.