Ohlhorst Digital

Precision-engineered audio plugins, developed by mastering engineer Jan Ohlhorst and distributed by Tokyo Dawn Records.

Limen

High-frequency acceleration limiter

The top-end smoothness of tape. Without the tape.

Stereo image correction

Anchors the stereo field — wide stereo that translates.

Spectral resonance processor

Knows the difference between resonance and character.

Hardness reducer

Tames the bite. Spares the rest.

AI-powered audio stem separation with a clean, simple interface.

Separate vocals, drums, bass, and other from any audio file. Standalone app for Windows, macOS, and Linux — no plugin host required.

Automated peak-safe Apple Digital Masters from your WAV files.

Iteratively attenuates WAV masters until the AAC encode is clip-free — the Apple Digital Masters workflow, fully automated. Standalone app for macOS.