Drop a folder of WAVs. Get a 24-bit SoundFont in seconds — with full envelope, filter, LFO, and tuning fidelity. Reads in Polyphone, FluidSynth, Kontakt, and any compliant SoundFont reader. Also exports Korg KMP/KSF for Pa-series arrangers (Pa1000, Pa700, Pa4X, Pa3X).
Proper sm24 chunk per
SoundFont 2.04 spec.
Interactive Cubase-style
graph. Preview before build.
Perceptual loudness via
RMS + peak headroom.
KMP/KSF for Pa1000,
Pa700, Pa4X, Pa3X.
Drag a folder of WAVs into the app. The Builder auto-detects MIDI mapping from filenames.
Review and tweak the mapping, envelope, filter, LFO, and EQ. Preview the result before build.
Click BUILD. Get a clean .sf2 — or KMP/KSF for your Korg Pa arranger — in seconds.
The download is free — a license unlocks the app. Pay securely online and your license key arrives instantly.
Requires a free account — sign in or create one at checkout.
For users who need to roll back to an earlier release.
On first install Windows SmartScreen may say "Windows protected your PC". Click More info then Run anyway. The app is unsigned today; a code-signing certificate is on the roadmap.