This interval training timer is ideal for boxing, martial arts, and various fitness routines. It offers customizable sound alerts, countdowns, and background operation, allowing you to use other apps simultaneously.
Combo Flow by Artur Reshetnikov






10+ similar apps compared and reviewed
Whether you want more options like RoundFlow or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.









This interval training timer is ideal for boxing, martial arts, and various fitness routines. It offers customizable sound alerts, countdowns, and background operation, allowing you to use other apps simultaneously.




