BPM & Key Finder
Detect tempo, key, and scale instantly
Drag & drop your file here, or choose a file. We support MP3, WAV, M4A, AAC, FLAC, OGG up to 50MB.
Drop your audio here
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How BPM & Key Detection Works
Get accurate music analysis in seconds
Upload Your Track
Drop in any audio file—MP3, WAV, M4A, FLAC, or OGG up to 50MB.
Instant Analysis
Our AI detects BPM, musical key, time signature, and Camelot notation automatically.
Use in Your Workflow
Perfect for DJs, producers, and musicians planning mashups, mixes, or key-matched tracks.
Comprehensive Music Analysis
Everything you need to understand your track's musical DNA
Accurate BPM Detection
Get precise tempo readings from 60–200 BPM with confidence, essential for beatmatching and sync.
Musical Key & Scale
Identify the key (C, D, E, etc.) and mode (Major/Minor) for harmonic mixing and composition.
Camelot Wheel Notation
See Camelot codes (1A–12B) to quickly find compatible tracks for seamless DJ transitions.
Time Signature Analysis
Detect time signature (4/4, 3/4, etc.) to understand song structure and rhythm.
Perfect For
DJs & Mixers
Match keys and BPM for smooth transitions and harmonic blends in live sets.
Music Producers
Identify sample keys and tempos for perfect integration into your productions.
Mashup Artists
Find compatible tracks with matching keys and tempos for creative mashups.
Music Students
Learn music theory by analyzing real tracks and understanding key relationships.
What Users Say
Real feedback from DJs and producers using our BPM & key finder
"Super accurate BPM detection! Makes mixing so much easier. I can instantly find the right tracks that match the tempo I'm looking for."
Jamie Torres
Club DJ
"The key detection is spot on! It's saved me countless hours when creating mashups. Now I know exactly which tracks will harmonically mix."
Tyler Beck
Music Producer
"Essential tool for every DJ! Quick, accurate, and reliable. I use it to prep all my sets and organize my music library by key."
Nina Patel
Wedding DJ
Frequently Asked Questions
FAQs about BPM & key detection
What audio formats can I analyze?+
Upload MP3, WAV, M4A, AAC, FLAC, or OGG files up to 50MB for instant analysis.
How accurate is the BPM detection?+
Our AI provides highly accurate BPM readings for most genres. Complex or shifting tempos may require manual verification.
What is Camelot notation?+
The Camelot Wheel is a DJ tool that assigns each key a number (1–12) and letter (A for minor, B for major). Adjacent keys mix harmonically.
Can I analyze multiple tracks at once?+
Currently, you analyze one track at a time. Your recent analyses are saved in history for quick reference.
Do I need an account to use this tool?+
You can analyze tracks for free without an account. Sign up for unlimited history and faster processing.