Built for high intensity

HIIT timer that powers interval training with precise work and rest cycles.

Push harder with a timer that keeps up. TimedFlow replaces flimsy phone timers with a gym-grade countdown that auto-cycles work and rest intervals — visible from anywhere in the room on any screen.

5-min free limitUnlimited with Pro$10/month when you scale

Ideal for Tabata, CrossFit WODs, boot camp classes, boxing rounds, and any high-intensity training that demands precise interval timing.

Gym display

Tabata: Full Body Blast

Complete

Round 1 — Work

00:20

Live

Round 2 — Work

00:20

Next

Rest

00:10

Rounds left

6 of 8

Gym screens

2 active

Rest alerts

Auto-cycle

Why trainers choose TimedFlow for HIIT

High-contrast interval display

Bold numbers and color-coded work/rest phases are readable from across the gym — even mid-burpee. Designed for sweat, not squinting.

Work/rest segment timing

Define custom work and rest intervals for Tabata, EMOM, AMRAP, or any circuit. The timer auto-advances so you can focus on form.

Full-screen gym display

Cast to a TV, project on a wall, or go fullscreen on a tablet. TimedFlow fills any screen with a timer your entire class can follow.

Built for every workout format

From a quick Tabata to a full boot camp circuit, TimedFlow auto-cycles work and rest so you never lose momentum. Cast to a gym TV or go fullscreen on a tablet — your whole class stays in sync.

Tabata workouts
Circuit training
CrossFit WODs
Boot camp classes
Boxing rounds
Sprint intervals
Strength circuits
Group fitness classes

Crush your next interval workout

Join personal trainers and gym owners who rely on TimedFlow for precise, visible interval timing that keeps every class on track.

Free for 5 minutes • Upgrade for unlimited runtimes • Cancel anytime

HIIT Timer – Free Interval & Tabata Countdown for Workouts | TimedFlow