Music & audio
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Music production and audio math: tempo-synced delay in milliseconds, note names to Hz (A4 = 440 Hz), uncompressed PCM/WAV file size from sample rate and bit depth, and cents between frequencies for tuning and intonation. Does not replace a DAW — quick reference for dial-in values.
4 tools in this section
BPM to Delay
Convert BPM to delay time in milliseconds for quarter, eighth, and dotted notes. Free BPM delay calculator for music production.
Note Frequency
Convert musical note names to frequency in Hz and back. Free note frequency calculator with A4 = 440 Hz tuning.
Audio File Size
Calculate uncompressed PCM audio file size from sample rate, bit depth, channels, and duration. Free audio size calculator.
Cents & Detune
Calculate cents between two frequencies or detune a pitch by cents. Free cents calculator for tuning and intonation.