Key & BPM Finder Tool
Find the key and BPM of any song. Upload your music to analyze its tempo and key. Then use the results to find matched royalty-free samples from our library, tailored to your song’s key and BPM.Drop your file or click to uploadmp3, wav, ogg, flac, aac
How to find your song’s key and BPM
Find your song’s key and BPM in four easy stepsUpload
Drag and drop your audio file or browse to upload any format supported.Analyze
Our tool will instantly analyze your song and display its BPM and key.Search
Explore samples and loops that match your song’s key and BPM.Create
Download samples that match your song and start creating music that flows seamlessly.Samples from Award-Winning Producers
With credits alongside the biggest names in music
Get royalty-free samples and much more
Access a library of 3M+ Samples
Exclusive sample packs from top labels, artists and producers
Release music faster with 100% royalty-free sounds
A FREE sample pack to download every week
40+ Plugins, AI Mastering, Unlimited Distribution, Courses...
Frequently asked questions
Will my music files leave my computer?
No, your files stay secure. The Key & BPM Finder runs in your browser, so your files never leave your device.
How accurate is the Key & BPM Finder?
The tool provides estimates based on key and BPM detection algorithms, key detection is notoriously difficult to calculate with high certainty and can sometimes vary due to the complexity of the audio. In our testing, this tool proved to be as accurate as other free key and BPM finders on the market.
Is the Key & BPM Finder free?
Yes, the Key & BPM Finder is completely free to use. If you decide to download sample packs from LANDR Samples, credits will be required.
Can I modify the key and BPM of samples on LANDR Samples?
Modify any sample’s key and BPM with Creator, the beat maker for LANDR Samples.
What file formats are supported?
The Key & BPM Finder supports MP3, WAV, OGG, FLAC, and AAC file formats.
Check out our help center for more information