Everyday tool
BPM Detector
Choose a short audio file to estimate its beats per minute, or tap the beat to measure tempo manually.
Audio is analyzed locally in this browser. No file is uploaded. Use a computer for long files.
For device memory, files are limited to 50 MB and 3 minutes. Browser audio-format support varies.
BPM
Choose a file or tap a steady beat at least four times.
Tempo is an estimate and may be half or double the beat you feel. Check the alternatives by tapping along.
About this tool
BPM Detector made simple.
Audio is decoded and analyzed in your browser; it is not uploaded. Results are estimates and can be half or double the perceived beat. For best results, use a clear, steady section on a computer. Large or long files may exceed your device’s memory or browser decoder limits.
Common questions
About BPM Detector.
How do I use BPM detector?
Choose a short audio file to estimate its beats per minute, or tap the beat to measure tempo manually.
Is my data uploaded to a server?
No. This tool runs locally in your browser. Your input is not uploaded.