TrainFlow vs Duelr
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TrainFlow
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Build Your Perfect Training Flow! Designed by athletes and coaches. We are actively developing our platform and regularly releasing updates with new features! Features for Athletes โ Plan Your Workouts and Competitions โ create training programs, set goals in the calendar, and track your progress.โจ โ Work with Coaches โ choose a coach by specialization and get personalized recommendations.โจ โ Analyze Your Performance โ monitor statistics, compare workouts, and improve your results.โจ โ Sync Data with Devices โ connect Apple Watch, Garmin, Polar, and other trackers.โจ โ Communicate and Get Feedback โ comment on workouts, ask questions to your coach, and adjust your training load. Features for Coaches โ Manage Your Team โ oversee a group of athletes, track their progress, and help them reach their goals.โจ โ Create Personalized Plans โ develop individual training programs for each athlete.โจ โ Analyze Workouts โ evaluate athlete statistics and adjust their training loads.โจ โ Communicate with Athletes โ provide feedback, comment on workouts, and monitor progress.โจ โ Promote Yourself as a Coach โ showcase your achievements, education, and attract more clients through the platform.
Duelr
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Duelr turns fitness into a competition you can't ignore. Most people quit the gym because nothing's at stake. Duelr changes that. Challenge your friends, track every rep with AI-verified accuracy, and compete on a live leaderboard where quitting means losing. AI REP COUNTER Duelr uses on-device AI to count your reps in real time and verify your form. Every push-up, pull-up, and bodyweight exercise is tracked automatically โ no manual logging, no cheating. CHALLENGE YOUR FRIENDS Set up a 1v1 or group fitness challenge in seconds. Pick the exercise, set the duration, invite your people. The leaderboard updates live as everyone completes their reps. COMPETE FOR REAL Solo motivation fades. Competition doesn't. When your friends can see your score โ and you can see theirs โ skipping a session has consequences. TRACK YOUR PROGRESS Every challenge is logged. Watch your rep counts grow, your ranking climb, and your fitness improve over weeks and months. HOW IT WORKS Create or join a fitness challenge Open the AI rep counter and start your set Your verified reps post to the live leaderboard The highest score wins Whether you're doing a 30-day push-up challenge with your gym group or a weekly pull-up battle with one mate ,Duelr keeps everyone honest and everyone competing. Train. Challenge. Win.
Screenshots
Verdict
The clearest difference is iOS requirement: Duelr at 15.1 against TrainFlow's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TrainFlow ships an update every 4 weeks, Duelr every 2 weeks. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.
| Parameter | TrainFlow | Duelr |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks | Every 2 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPod โ better |
| Requires iOS | 18.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 56 MB | 128 MB |
| Age rating | 4+ | 17+ |
| Developer | THX IT Oy | Duelr Ltd |
In-app purchases
TrainFlow
No in-app purchases
Duelr
No in-app purchases









