Tools for Producers
Browser-based utilities. No install, no account — open and use.
D-LAYCAL
Convert BPM to milliseconds, Hz and musical pitch for every note subdivision. Tap tempo, humanize mode and inverse calculator included.
SMPL-CAL
Calculate exact sample counts for drift-free audio loops. BPM to samples, inverse mode (samples → BPM), all note subdivisions and tap tempo included.
SPACECAL
Get tempo-synced pre-delay values for every note subdivision. Includes stereo L/R offset for wider reverb tails and material recommendations for vocals, drums, synth and pads.
PITCAL
Convert any frequency to its note name, MIDI number and cents deviation. Reverse lookup: MIDI to Hz, note name to Hz. Full C0–C8 reference table with click-to-copy.
FREQCAL
Interactive frequency reference chart. Explore EQ ranges for kick, bass, guitar, vocals and more. Hover for boost/cut tips, compare instrument clashes with Clash Mode.