RoundFlow: Interval Timer
Boxing, HIIT, sprints & runs
About
This app provides a customizable interval timer for various combat sports and fitness routines. It seamlessly integrates with music apps, allowing your playlist to continue uninterrupted during workouts. Features include coach voice prompts, combo calls, and workout tracking.
What's New in RoundFlow
1.7.1
September 15, 2026
Pause, skip and end from your wrist, a timeline of every session, and Pro you can pay for once. APPLE WATCH CONTROLS Pause, resume, skip ahead and end the session from your Apple Watch. The phone stays the source of truth; the Watch confirms every tap with a haptic. TRAINING LOG TIMELINE Your training log is now a timeline of session cards (rounds, sparring, pads, HIIT, sprints and runs) with a one-tap Share on every card. SHARED WORKOUT PRESETS Send any timer profile as a link. It opens ready to start on a training partner's phone, or takes them to the App Store if they don't have RoundFlow yet. PAY ONCE The Lifetime Pass is a one-time purchase: pay once, no subscription needed, and every Pro feature is yours for good. Try Pro free first if you like. FIXED • Bug fixes and stability improvements.
MoreSubscription plans
RoundFlow Pro (Monthly)
Full Pro access, monthly.
In-App Purchases
$24.99
RoundFlow Pro (Lifetime)
All RoundFlow Pro features, forever. One-time purchase.
Developer apps
FAQ
Does RoundFlow have ads?
RoundFlow is ad-free, allowing for an uninterrupted training experience. This means you won't encounter any advertisements while using the app for your workouts.
What is the cost of RoundFlow Pro?
RoundFlow Pro offers a monthly subscription for $2.99 or a yearly subscription for $7.99. A 7-day free trial is available for Pro features.
Can I use RoundFlow without my music stopping?
Yes, RoundFlow is designed to duck your music volume briefly for the bell and coach's voice, then immediately return it to the previous level. Your playlist continues without interruption.
What devices does RoundFlow support?
RoundFlow is supported on Apple Watch and iPhone. It also offers features like Live Activity and Dynamic Island integration for a seamless experience.
How does RoundFlow track my workouts?
The app automatically logs every session, providing a calendar view of your training and streaks. You can also view stats like total workouts, time on the mat, and weekly activity trends.
Can I share my workouts with friends using RoundFlow?
Yes, you can generate unique 'Workout DNA' art from your training sessions for social sharing. Additionally, you can challenge friends by sending workouts as links and comparing scores.
What age rating does RoundFlow have?
RoundFlow has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals interested in fitness.
How often is RoundFlow updated?
The latest version of RoundFlow is 1.6, which was last updated on September 4, 2026. Updates typically include new features, bug fixes, and performance improvements.
