ButterSynth app icon

Apps Like ButterSynth for iPhone and iPad

by Arto Vaarala★ 4.062 ratingsMusic$19.99Data updated 2026-09-22

ButterSynth screenshots

Ranked alternatives

Showing 341–360 of 1,000 ranked alternatives.

  1. Sinusoid app icon

    Sinusoid

    erik sigth

    Sequence sounds and track rhythms

    Create and sequence music using 4 sound channels with 3 tone channels and 1 for drums and noise. Adjust audio parameters like pan, amplitude envelope, vibrato, and pitch glide. Add ring modulation, FM synthesis, and a resonant filter.

    ★ 4.913 ratingsMusic$4.99Data updated 2026-09-08
  2. Beatonal - Easy Music Maker app icon

    Beatonal - Easy Music Maker

    Luuk van der Graaff

    Create and share with synthesizers and drum

    Create and share musical ideas with built-in synthesizers and a drum machine. Build drum loops using pattern pads, sketch bass lines, chord progressions, and melodies. Use 4 audio channels for drum machine, bass, chords, and lead. Input is automated.

    ★ 4.539 ratingsMusicFreeData updated 2026-09-11
  1. NuRack Auv3 FX Processor app icon

    NuRack Auv3 FX Processor

    Limelight Software

    Design effects with 80+ building blocks

    Design custom audio effects using 80+ building blocks. Create complex routing in series or parallel. Build custom interfaces with Interface Builder. Control audio components for tailored processing.

    ★ 4.741 ratingsMusic$12.99Data updated 2026-09-27
  2. TB Reverb app icon

    TB Reverb

    Dirk Breebaart

    Adjust parameters and modulate with LFO

    Record and process microphone input in real time. Adjust over a hundred parameters for effects. Use integrated LFO for modulation and compression. Access shimmer module. Export processed audio files.

    ★ 4.854 ratingsMusic$8.99Data updated 2026-09-19
  3. Bit Maestro app icon

    Bit Maestro

    David Blake

    Manipulate audio bits with precision

    Allows users to manipulate audio at the bit level. Users can mute or invert individual bits, create distortions, and rearrange bit order. It introduces harmonics and offers advanced sound shaping features.

    ★ 4.826 ratingsMusic$4.99Data updated 2026-09-22
  4. SynthScaper LE app icon

    SynthScaper LE

    Igor Vasiliev

    Create and tune soundscapes

    Create and manipulate soundscapes using three independent sound generators with customizable presets. Adjust tuning parameters and position sounds in a 3D space using a spatial mixer.

    ★ 4.724 ratingsMusic$4.99Data updated 2026-11-01
  5. MooMu app icon

    MooMu

    Studio 6 plus 1 ltd

    ★ 4.99 ratingsMusic$12.99Data updated 2026-09-06
  6. KQ MiniSynth Legacy app icon

    KQ MiniSynth Legacy

    Ryouta Kira

    Patch modules to create sounds

    Create and manipulate sound using a modular synthesizer with patching capabilities. Add or remove up to 100 modules including oscillators, envelope generators, and filters. Learn synthesis concepts through interactive module configuration.

    ★ 4.824 ratingsMusic$11.99Data updated 2026-09-10
  7. iAnalyzer app icon

    iAnalyzer

    平 陈

    Analyze audio signals with FFT.

    The app analyzes audio signals using FFT. It displays results in FFT spectrum, Octave, and 1/3 Octave formats with colored curves based on dB values.

    ★ 4.275 ratingsMusicFreeData updated 2026-09-12
  8. GlitchCore app icon

    GlitchCore

    Alexander Matheu

    Glitch audio with micro loops

    Manipulate audio by creating micro loops and scrubbing sound. Set loop points and adjust lengths. Reverse live audio. Rearrange audio in real time. Compatible with host apps like AUM and GarageBand.

    ★ 4.341 ratingsMusic$4.99Data updated 2026-09-22
  9. ChordPolyPad app icon

    ChordPolyPad

    Laurent Colson

    Play chords, generate sets, customize pads

    Create and customize chord sets using an internal library or random generation. Play chords with 8 groups of 16 pads or 2 groups of 64 pads. Generate MIDI controls on pad axes. Connect via MIDI and use as a standalone or AUv3 plug-in.

    ★ 4.650 ratingsMusic$17.99Data updated 2026-09-08
  10. Moebius Lab app icon

    Moebius Lab

    ConTempoNet S.A.S. di Maurizio Refice & C.

    Process audio with modular effects

    Create and manipulate audio with a synth, varispeed stereo sample player, and multiple effects. Adjust parameters with dedicated LFOs. Use preset sounds or build custom effects with modular chains. Sync external audio applications.

    ★ 4.950 ratingsMusic$9.99Data updated 2026-09-11
  11. BLEASS Flanger app icon

    BLEASS Flanger

    BLEASS

    Modulate delay time and sync to beat

    Create and manipulate audio effects using adjustable LFOs and modulation routing. Apply beat synchronization and envelope generators. Modify delay times for dynamic sound shaping. Export customized effects for use in music production.

    ★ 5.013 ratingsMusic$6.99Data updated 2026-09-28

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.