Free BPMandKey tools
Free, no-account tools that run entirely in your browser. Nothing is uploaded — your audio never leaves your device.
Free
Tap Tempo
Tap any key to find the BPM — with ×2/÷2, dotted, and triplet readouts.
Open the tool → FreeBPM From File
Drop a track, get its tempo with an honest confidence score — instantly, locally.
Open the tool → FreeKey Finder
Detect a song's musical key with the Camelot code and an honest confidence chip.
Open the tool → FreeDelay & Reverb Calculator
BPM → milliseconds and hertz for every note value — the producer bookmark.
Open the tool → FreeOnline Metronome
A drift-free metronome with subdivisions, accents, and a tempo trainer.
Open the tool →Looking for more? Browse every free tool in the ProduceHits suite.