Free Online BPM Detector
Find the tempo of any song instantly. Upload an audio file for automatic BPM detection or tap along to the beat manually.
Browser-based · No download requiredHow it works
Upload an audio file or use the tap tempo feature
The tool analyzes beat patterns automatically
View the detected BPM and confidence level
Use the result for music production or DJ work
What's included
Auto-Detection
Upload any audio file and get the BPM automatically. Uses onset detection algorithms for accurate tempo analysis.
Tap Tempo
No file to upload? Tap along to any song playing nearby and get the BPM from your tap pattern.
Browser-Based
All analysis happens locally. No audio is uploaded to any server.
Who is this for?
DJ Mixing
Find the BPM of tracks for beatmatching and creating smooth DJ transitions.
Music Production
Determine the tempo of a sample or reference track to sync it with your project.
Dance & Fitness
Find songs at specific tempos for dance routines, workout playlists, and running cadence.
Find the BPM of Any Song — Instant & Free
Upload any audio file and get an instant BPM (beats per minute) reading using automatic onset detection. Or use the manual tap tempo mode — tap along to the beat and the tool calculates the tempo from your taps. Perfect for DJs preparing sets, producers syncing samples, fitness instructors building playlists, and musicians learning songs. All processing happens locally in your browser.
BPM Finder for MP3 and WAV — Check Half-Time and Double-Time
Upload an MP3 or WAV track to estimate its tempo, then compare the detected BPM with half-time, double-time, and other likely readings. The same groove can often be counted as 70 or 140 BPM, so play the analyzed section and tap along with Space or Enter before choosing the value that matches the beat. Copy the selected BPM into your DJ set, DAW, practice plan, or Audio Speed Changer. Your file is decoded and analyzed in your browser.
Frequently asked questions
How accurate is the BPM detection?
Very accurate for music with a clear beat — typically within ±1 BPM. Complex time signatures or beatless ambient music may produce less accurate results.
Can I detect BPM by tapping?
Yes. Click the "Tap Tempo" button in rhythm with any song and the tool calculates BPM from your tap pattern. More taps = more accuracy.
What audio formats are supported?
MP3, WAV, OGG, FLAC, and any format your browser can decode. Upload files up to 50MB for best performance.
Is this free?
Can I use this for DJ work?
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