Workout Timers Suite
7 ToolsFitness and training interval timers: Tabata (20/10), HIIT, EMOM, AMRAP, Boxing 3m/1m & Plank challenges.
⚡Available Workout Timers Tools
Instant start • Free • Zero driftInterval Timer
Versatile interval training timer for gym, running, and home workouts. Set customized work and rest intervals with clear audio cues and round tracking.
Tabata Timer
Authentic Tabata protocol timer: 8 intense cycles of 20 seconds work and 10 seconds rest. Proven to torch calories and increase aerobic capacity.
HIIT Timer
High-Intensity Interval Training timer engineered for circuits, kettlebells, calisthenics, and sprints. Stay motivated with bold color cues.
EMOM Timer
Cross-training EMOM timer that beeps at the start of every minute for a specified number of rounds. Complete your reps, and rest for the remainder!
AMRAP Timer
As Many Rounds As Possible countdown timer with instant tap-to-score round recording. Push your limits and beat your personal records!
Boxing Round Timer
Authentic combat sports round timer with realistic boxing bell chime, 3-minute sparring rounds, and 1-minute corner rest intervals.
Plank Timer
Core plank workout timer featuring motivational milestone chimes every 30 seconds to help you hold your form and reach new personal bests.
About the Workout Timers Suite
The Calendar-EDU Workout Timers collection provides high-precision digital timekeeping instruments accessible directly in your web browser. Designed for educational classrooms, university study spaces, fitness centers, offices, and home daily routines, each tool operates entirely client-side with crystal-clear Web Audio alarms and zero latency.
By calculating real-time clock timestamps rather than relying on browser event loop ticks, our timers never lag when working in background tabs.
Optimized for smartphones, tablets, laptops, and classroom smartboards. Supports keyboard shortcuts and single-tap fullscreen mode.