Binaural beat generator

Two pure tones, one per ear — download a stereo WAV whose channel difference is the beat.

Use headphones — the beat exists only as the difference between the two ears.

Synthesized in this browser. Nothing is sent anywhere.

Plain stereo sines, no modulation in the file itself — the perceived beat is produced by your hearing system. Output is uncompressed 16-bit WAV, 5–180 seconds. Not a medical or therapeutic claim.

How to use

  1. Set the carrier and beat offset (or pick a band).
  2. Set the duration.
  3. Generate and download the WAV.

What it supports

Carrier 40–1,000 Hz, beat 0.1–40 Hz, 5–180 s stereo WAV at 44.1 kHz. Headphones required — the beat is a percept, not modulation in the file. Not a medical or therapeutic claim.

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