Apps Like ButterSynth for iPhone and iPad
ButterSynth screenshots
Ranked alternatives
Showing 541–560 of 1,000 ranked alternatives.


PhaseRings
Charles Martin
Create music with touch gestures.
The app is a musical instrument for performing expressive music with touch gestures. It functions as an AUv3 Audio Unit plugin, allowing users to load it into various hosts and control it with MIDI.


Sounds Annoying - sfx to drive your friends insane
Lost Ego Studios Limited
Irritating sounds for user amusement.
The app offers over 350 irritating sound effects for amusement. It includes pitch, filter, and volume alterations, with looping and simultaneous playback capabilities.


TTAP : delay gone deep
K-Devices
Record, process, and play audio effects
Effects with adjustable time, feedback, and mix controls. Apply modulation and filter settings. Save custom presets. Integrate with AUv3 host apps for audio processing and real-time sound shaping.


FAC Phazer
Frederic Corvest
Stream audio effects and modulate parameters
Create and customize audio effects with adjustable LFO and diverse waveforms. Sync LFO to host tempo and apply external modulation. View modulation and output levels via Butterfly Meter. Adjust phase modulation distance for stereo effects.


Sample Crate
Cristina Buga
Preview samples, tap to play, add
Lets users instantly preview and play samples from their iOS device. They can create kits by tagging files and sync tags and favorites via iCloud. Samples can be played via pads and exported as chains for use in preferred software.





AudioReverb
Harry Gohs
Studio quality reverb for music
The app provides studio quality reverb for AUv3 compatible hosts, Audiobus, and Inter-app audio. It simulates acoustic properties using impulse responses and classical algorithms for clarity and sense of space.

frekvens
erik sigth
Shift frequencies and delay audio
Adjust audio frequencies with linear shifting and stereo delay feedback. Apply high and low pass filters. Modulate delay with LFO. Control via MIDI CC.

BLEASS Shimmer
BLEASS
Create and share pitch-shifted performances
Applies pitch shifting and reverb to audio, emphasizing harmonics and creating ambient effects. Users can adjust reverb thickness, pitch modulation, and harmonic balance.

Zynth: Interactive Synthesizer
Philipp Ollmann
Create soundscapes with motion and touch
Create music using gesture-based controls that respond to touch, tilt, and motion. Choose from sine, square, triangle, and sawtooth waveforms. Apply built-in effects like echo, pitch, and modulation. View dynamic visuals that sync with sound.


How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.