Predelay Calculator

Calculate reverb predelay or delay times in milliseconds to match a given tempo.

Predelay Calculator Frequency Map

Ranges from a semibreve/whole note to a 1/8 triplet to 1/128.
Also includes a frequency mappings chart.
You can use the spacebar or the ‘t’ key on your keyboard to tap out a tempo.

No install needed just download, place it where you want and create a shortcut
if desired.

Predelay Calculator

For Windows Only

Size: 161 KB

Predelay Calculator Multi

For Windows, Mac and Linux

At least Java version 8 must be installed.

Download the latest Java version from

Size: 70.5 KB