Gym Timer That Keeps Every Class on Track
Timerbox is an easy-to-use gym timer built for trainers, coaches, and fitness studios that need precision without distractions. Turn any smartphone, tablet, laptop, or desktop into a powerful, fullscreen gym timer you can see from anywhere in the room.
Create a timer for free
No credit card or signup required
Why Gyms Choose Timerbox
Beginner-friendly
Simple setup, no learning curve
Fully customizable
Time, sounds, colors, and sequences
Portable & flexible
Use on personal devices or display on large screens
Distraction-free
Clear fullscreen visibility for instructors and participants
Sound or silent
Works for loud gyms or calm studios. Choose from chimes, bells, or buzzers.
One Timer. Every Gym Class.
Whether you’re running high-energy HIIT, disciplined martial arts training, or calming yoga sessions, Timerbox adapts to your gym—not the other way around.
Timerbox is the gym timer that works as hard as you do.