Train without rebuilding your timer every session.
RoundFlow is a smart interval timer for HIIT, boxing, cardio intervals, Tabata, strength training, stretching and custom workouts.
SMART TRAINING
Choose your workout type, total duration and intensity. RoundFlow builds the work and rest structure for you.
FLOW MODE
Chain saved timers into one continuous workout. Go from HIIT to stretching — or cardio to strength to stretching — without stopping to build another timer.
MANUAL TIMER
Want full control? Build your own rounds, work periods, rests and multi-block sessions.
FREE
• Manual Timer
• Smart Training
• Save a limited number of sessions
PRO LIFETIME
• One-time purchase — no subscription
• No ads
• Unlimited saved manual timers
• Unlimited saved smart timers
• Unlimited blocks per timer
• Flow Mode
RoundFlow keeps your workout structure simple so you can focus on training.
Build less. Train more.
Smart interval timer for HIIT, boxing, cardio, strength and custom workouts.