Kreativ Sound tools

Local-first tools for presets, audio, and MIDI.

Create synth starting points, prepare audio, and generate editable MIDI patterns without uploading your files.

  • Runs in your browser
  • No file uploads
  • No account required

Current tool

Preset Mutator Free

Create preset starts from scratch ideas, existing presets, or one short audio source.

Free exports three variants for Vital, Serum 2 beta, or Pigments beta. Pro exports 32-variant ZIP packs for all three synths.

Format
Browser tool
Synths
Vital · Serum 2 beta · Pigments beta
Output
3 free / 32 Pro
Access
Free + Pro
Open Preset Mutator Free Open Preset Mutator Pro Product Details Get Pro for €19
Preset Mutator Free cover artwork

Free browser tool FREE BETA

Wave Mutator Free

Local audio cleanup for sound designers and sample-pack makers.

Drop in messy WAV files, trim silence, fade, normalize, inspect warnings, export clean single files or ZIP packs, and create preview montages without uploading audio.

Format
Browser tool
Input
WAV files
Export
WAV + ZIP
Privacy
Local only
Open Wave Mutator Free
Wave Mutator Free interface showing local sample cleanup, pack export, and preview montage controls

Free browser tool FREE

Pattern Mutator Free

Generate a MIDI pattern, lock the parts you like, and mutate the rest.

Generate scale-aware melodies, basslines, chords, and arpeggios for free. Set an exact 1–32 bar length, audition locally, and export a Standard MIDI file for your DAW.

Format
Browser tool
Output
Editable MIDI
Length
1–32 bars
Privacy
Local only
Open Pattern Mutator Free
PM GENERATE · LOCK · MUTATE