Delay & Reverb Calculator

Create perfectly synchronized effects for your music — every time. Enter your track's BPM and instantly get delay and reverb times for every note value, from whole notes down to 1/512th notes, including dotted and triplet variants. Whether you're dialing in a subtle slapback or building massive atmospheric reverbs, this app gives you the exact numbers to make your effects sit in the groove. A wide range of applications—from music production in the studio to configuring your guitar pedals for your live sets. Core Features (Free) - Instant delay time calculation for all note values —normal, dotted, and triplet - Tap Tempo — just tap in the rhythm to detect your BPM automatically - Suggestions for 4 reverb room presets: Hall, Large Room, Small Room, Tight Echo - Switch between milliseconds, seconds and Hertz - Clean, fast, distraction-free interface Pro Features Unlock the full toolkit with a Pro subscription or a one-time purchase: - 5 additional reverb presets — Stadium, Cathedral, Medium Room, Bathroom, and Shoebox - Custom Presets — build and save your own reverb presets with custom pre-delay and decay time values - Time Signature Selection — shift reverb and delay calculations to 3/4, 6/8, and more, so your effects always breathe with the bar - Remove all ads — clean, uninterrupted user interface Pro Plans - Monthly subscription - Annual subscription - Lifetime — one-time purchase No matter if you're a bedroom producer just getting started or a professional engineer mixing for major releases — Delay & Reverb Calculator gives you the timing precision your plugins expect. Download now and lock your effects into the groove of your song.