ZAO Release-Time Calculator — Precision Meets Musicality

Take total control of your sound with the ZAO RTC-1 Release-Time Calculator, the ultimate tool for producers, engineers, and musicians who demand musical precision from their compressors, limiters, gates, expanders, reverbs, and delays.

Musical Sync Like Never Before
Say goodbye to guesswork. Enter your BPM—down to the thousandths of a decimal—and instantly get perfectly calculated attack and release times that align with your track’s groove. Whether you’re working with even notes, triplets, or dotted durations, your time-based effects will now breathe with your music.

Smart, Versatile, and Intuitive
Toggle between milliseconds and seconds with ease.
Want to feel the rhythm? Use the Tap Tempo feature to capture the vibe on the fly—perfect for live sessions or moments of spontaneous creativity.
Turn up the heat: press any even-note duration and the decimal button together to unlock seductive dotted rhythms—ideal for dreamy delay grooves, lush reverb tails, and micrometer-precise compressor/limiter release control.
Designed for the Pros, Made Easy for the Novelist and Student, Built for the Studio and the Road
The RTC-1 is your sleek, portable sidekick. Whether you're in the studio or on the move, dial in settings fast and lock in a sound that feels just right—every time.

Simple. Smart. Musical.
From beatmakers to mastering engineers, the ZAO RTC-1 Release-Time Calculator is the secret weapon that fits in your pocket.