BPM Finder

Show HN: BPM Finder: Advanced Audio Analysis Toolkit

Based, BPM Finder works in show hn launch.

Profile

I built BPM Finder, a comprehensive audio analysis toolkit that provides three professional-grade tools: BPM detection, musical key identification, and tempo adjustment  all running entirely in your browser.## What makes it different:*Privacy-first approach*: Your audio files never leave your device. All processing happens client-side using Web Audio API, rubberband-wasm, and advanced algorithms.*Three powerful tools in one*: - *BPM Finder*: Dual-algorithm analysis with 99.5% accuracy and confidence scoring - *Key Finder*: Chroma analysis with correlation matrices for precise key detection - *Tempo Change*: Adjust audio speed without pitch changes using professional rubberband algorithm*Mul

The company sits in the show hn launch segment, where it competes on its core product or service.

Directory data places it at the Show HN launch stage.

Website: bpm-finder.net