Five free reference tools for DJs and producers. No signup required.
Paste a tracklist, see pairwise match scores and the optimal running order.
Click any key to see compatible keys highlighted with reasons why.
Enter a BPM, see the mixable range, including half and double time.
Enter key and BPM for two songs, get a composite compatibility score.
Enter BPM, get loop lengths for 1–128 bars plus a delay/echo ms table.
Tuttii automates all of this — key matching, tempo matching, bar-aligned sections — in one editor, so you're not juggling five tools to build a mashup.
Join the BetaBrowse the FAQ