Guides
Guides for DJs: lossless audio, keys and USB export
Short, accurate reads on the things that go wrong between buying a track and playing it — written to be useful whether or not you use Scratch Storage.
USB export
Export a playlist to USB for Rekordbox and CDJs
Step by step: get a playlist onto a USB that CDJs and XDJs read, via rekordbox.xml and rekordbox's Export, plus FAT32 vs exFAT, formats and missing-track fixes.
6 min read
Analysis
BPM, Camelot keys and harmonic mixing explained
How BPM and key analyzers work, what Camelot and Open Key numbers mean, the harmonic mixing rules that sound good, and why analyzers disagree. Written for DJs.
7 min read
Audio formats
FLAC vs 320 MP3 vs WAV/AIFF for DJing: what CDJs actually play
FLAC, 320 MP3, WAV or AIFF for a DJ library: what CDJ-3000, CDJ-2000NXS2, XDJ-RX3 and Denon Prime players actually play, tag caveats and the 24-bit WAV trap.
7 min read
Reading done. Try the tool.
BPM and key on every track, DJ mode in the browser, and exports for Serato, rekordbox, CDJs and Engine OS.
Free to use. No card required.