Professional WOD Box Timer Online
Giant high-contrast digital timer engineered for CrossFit, HYROX, and high-intensity interval training. Features TABATA, EMOM, AMRAP, and FOR TIME with loud acoustic countdown beeps.
Mastering WOD Timing Formats
High-intensity functional fitness relies heavily on specific time domains to trigger distinct metabolic adaptations. Using the right timer protocol guarantees training fidelity and precise pacing.
The 4 Core Interval Protocols Explained
- TABATA (20s Work / 10s Rest × 8 Rounds): Developed by Dr. Izumi Tabata, this protocol maximizes both aerobic and anaerobic power in just 4 minutes of all-out effort.
- EMOM (Every Minute on the Minute): Perform a prescribed workload at the top of each minute, resting for whatever time remains. Builds pacing discipline and barbell consistency.
- AMRAP (As Many Rounds As Possible): A fixed countdown clock (e.g. 15 or 20 minutes) where the athlete completes maximum rounds or repetitions. Tests mental stamina and aerobic pacing.
- FOR TIME: A stopwatch racing against the clock to finish fixed work, governed by a strict Time Cap to preserve intensity.
Why Acoustic 3-2-1 Beeps Matter
Under intense cardiovascular fatigue, looking at a screen disrupts breathing and pacing. Synthesized high-frequency audio tones alert you to transitions without having to take your eyes off the barbell.
FAQ
Yes. It is fully responsive, supports touchscreen controls, and includes fullscreen mode to turn your tablet or phone into a gym floor clock.
Web browsers may throttle background tabs. For uninterrupted workouts with guaranteed screen keep-awake and background audio, we recommend using the free WOD X mobile app.
Click "Sound On" and start the workout. Modern browsers require an initial click to authorize Web Audio API synthesized tones.
Yes! Click the "Fullscreen" button to project the timer onto a gym TV or external monitor with giant high-contrast digits visible from over 20 meters.