Apps Like Audulus 4 for iPhone and iPad
Design sounds and build synthesizers
Create and design synthesizers with modular patches. Adjust audio parameters in real time. Export sounds and share projects. Use professional-grade tools for live performance and experimentation.
Audulus 4 screenshots
Ranked alternatives
Showing 501–520 of 1,000 ranked alternatives.

Melodica
Mellowmuse Ltd
Polyphonic sampled AUv3 instrument app
The app is a polyphonic sampled AUv3 instrument and standalone application. It offers a configurable keyboard, reverb, and delay effects, with selectable keyboard or breath mode for performance.



DrumPerfect Pro
Marinus J.G. van de Molengraft
Program drums and compose beats
Create and edit drum patterns with a wide range of virtual instruments. Adjust timing and dynamics for realistic performance feel. Export projects in multiple formats and share directly. Sync with MIDI devices and import custom samples.

OB-Xd 3 AUv3 Synth
DiscoDSP LLC
Create and shape digital sounds
Create and manipulate electronic music with a vintage synthesizer. Adjust filters, oscillators, and envelopes. Use micro random detuning and unison for enhanced sound. Save and load presets. Export audio files for further production.










Things - Bubbles
AudioThing Ltd.
Shape sound with bubble filters
Create and manipulate audio using up to 10 band pass filters displayed as . Adjust resonance, delay time, and feedback per band. Modify cutoff frequency and resonance across bands for custom sound effects.

sir Sampleton
Paul Slocum
Record sounds, play back with piano keys
Record sounds via microphone and play them on dual piano keyboards with a rhythm machine. Create complex musical arrangements using voice, instrument, and environmental samples. Export and share audio files. Supports Audiobus and MIDI connectivity.
![[:dot] synthesis app icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/9b/d1/6f/9bd16f02-92a0-5dce-d3f0-e3add03e09bc/AppIcon-1x_U007epad-0-1-85-220-0.png/512x512bb.jpg)
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.