HERTZ - Zero-server professional audio polishing in the browser
Show HN: I think I made my own web version of minimalistic audacity

HERTZ is a high-fidelity, client-side audio processing engine that brings professional vocal polishing directly to your web browser. Built with FFmpeg.wasm and the Web Audio API, it eliminates the need for server uploads, ensuring 100% privacy and zero latency. Users can instantly refine spoken word and podcast audio through a specialized signal chain featuring high-pass filtering, dynamics compression, and normalization. This tool empowers creators to edit and encode audio files locally, bypassing bandwidth costs and data privacy risks associated with cloud-based DAWs.
The goal is to eliminate the latency, bandwidth costs, and privacy risks associated with uploading sensitive audio data to cloud storage.