Professional BPM & Key Finder for Producers & DJs
Professional audio analysis tool. Upload your audio file and instantly discover its tempo and key information.
Drag and drop your audio file here or
| File Name | Key | Alt | BPM | Energy | Danceability | Happiness |
|---|---|---|---|---|---|---|
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How It Works
Upload Audio File
Select or drag and drop your audio file in MP3, WAV, or other audio formats.
Automatic Analysis
Our advanced algorithms analyze the audio to detect its key and BPM accurately.
View Results
Get detailed information about the key, alternative keys, BPM, and other metrics.
Key Features
Accurate Key Detection
Precise analysis of musical key using advanced audio processing algorithms.
BPM Calculation
Fast and accurate detection of beats per minute for any audio file.
Performance Metrics
Additional insights including energy, danceability, and happiness scores.
Mobile Friendly
Works seamlessly on desktop and mobile devices with responsive design.
Analyze Your Tracks with Precision
Whether you are a DJ, music producer, or dancer, understanding the DNA of your music is crucial. Our BPM & Key Finder provides a suite of performance metrics including:
- BPM Calculation: Accurate tempo detection for any genre.
- Key Detection: Find the harmonic scale for perfect mixing.
- Energy & Danceability: Understand the vibe and movement potential of your tracks.
- Happiness Score: Analyze the emotional tone (valence) of the audio.
Frequently Asked Questions
Knowing the song key and tempo (BPM) is essential for seamless DJ mixing, creating mashups, and ensuring vocal tracks align perfectly with instrumentals.
Our tool supports all standard audio formats including MP3, WAV, OGG, and FLAC. All processing happens locally in your browser for maximum speed and privacy.
We use advanced digital signal processing (DSP) algorithms to provide highly accurate musical key and BPM estimates, including alternative key suggestions.
Yes, you can upload multiple files and they will be processed in sequence.
No. Your privacy is our priority. Your audio files are analyzed locally and are never uploaded to our servers.