# Audio Player with Binaural Beats Tuned to Your Music's Key

A developer on Hacker News released an audio player that syncs binaural beats to the musical key of whatever song is playing. This aims to enhance relaxation or focus by aligning brainwave entrainment with the music's tonal center. It's a novel integration for those interested in sound therapy and productivity tools.

**Importance:** 2/5

## Sources

### Technology
- [Hacker News](https://github.com/henrygabriels/binaural-studio) — Fri, 24 Jul 2026 10:01:39 +0000