RepCount vs Flex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RepCount
This app helps you track and analyze your strength training workouts. Log unlimited exercises and programs for free, with an optional premium subscription for advanced features like supersets and detailed progress charts.
- Workout logging
- Exercise creation
- Workout program creation
- Rest timer
- Supersets
- Advanced statistics
- Health app integration
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To maximize your results in the gym you need to track your workouts. There is a saying that "what you don't measure, you can't improve". Don't worry, RepCount got you covered. It is a quick and simple workout log for strength training. RepCount won't lift the weights for you, but it makes tracking and analyzing your results effortless! RepCount has been downloaded more than 1 million times and is recommended by powerlifters, bodybuilders and personal trainers all over the world. Logging your workouts with RepCount is free without ads! Log unlimited workouts, create as many workout programs and add as many exercises as you like. Want more? RepCount Premium gets you an intuitive superset feature, advanced statistics statistics of your progress including graphs of estimated one rep maxes, exercise volume, charts of personal records and more. First class customer support and active development. If you send us an email, expect us to answer it, fast! Our team is verify active on Instagram and Facebook, so make sure to follow us for the latest news. FREE FEATURES: - A simple and fast way to log your workouts, so you can focus on lifting weights. - Easy to add your own exercises - Log unlimited number of workouts - Create unlimited number of workout programs - A simple rest timer - Prefills todays workouts with the weights from the last workout, to save time and keep you motivated. - Basic cardio log of kcal, distance and duration PREMIUM FEATURES: - Table of rep records for each exercise. - Hardware accelerated charts of volume, estimated one rep max, heaviest weight, number of reps/sets and much much more. - Supersets done right! - Increase intensity with drop sets RepCount Premium is available as a monthly or yearly subscription. It will automatically be renewed at the end of your subscription unless it is cancelled at least 24 hours prior to the end of the subscription period. You can cancel anytime with your iTunes account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. HEALTH APP INTEGRATION: Sync RepCount workouts and body measurements with the Apple Health App. For support and feedback, don't hesitate to reach out at feedback@repcountapp.com Log your workouts with RepCount and take your lifting to the next level.
Flex
This app helps strength training enthusiasts track their workouts. Create custom plans, log reps and weight, and monitor progress with a dashboard and rest timers. It syncs with Apple Health.
- Workout plan creation
- Rep and weight tracking
- Rest timers
- Exercise progress monitoring
- Apple Health sync
- Customizable units (KG/LB)
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Flex is a simple yet powerful workout tracker that has been designed for anyone who engages in strength training. Effortlessly create workout plans, track workouts, and browse previous workouts all with a simple and intuitive user interface. Features: - Useful dashboard that shows all time statistics, recent workouts, and the next workout in your current workout cycle - Create custom workout plans for any kind of program (such as Starting Strength or StrongLifts 5×5) - Duplicate existing workout plans which make it easy to create similar plans with slight variations - Track reps and weight performed for each exercise during a workout and compare them the last workout - great for pushing yourself. - Automatic and customisable rest timers that are triggered automatically when completing each set - Comprehensive exercise list to choose from when creating workouts - Create custom exercises for your workouts - Choose between metric (KG) and imperial (LB) units for sets - View your complete chronological workout history - Keep track of your exercise progress and personal bests - Automatically sync workouts with Apple Health
Screenshots
Verdict
The clearest difference is rating: RepCount at 4.9 against Flex's 4.2. RepCount also leads on ratings volume (13K vs 5) and review sentiment (93% vs 75%). Flex's advantage is in-app purchases (none vs 6) and iOS requirement (14.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. RepCount sells 6 in-app purchases, starting at $4.99 per month. Flex asks for nothing beyond the download.
RepCount holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: RepCount has 13K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 93% of RepCount's written reviews are positive against 75% of Flex's.
RepCount ships an update every 2 weeks, Flex fortnightly. The most recent releases landed on September 24, 2026 and September 11, 2026 respectively.
| Parameter | RepCount | Flex |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (13K ratings) — better | 4.2 (5 ratings) |
| Positive reviews | 92.7% of reviews — better | 75.0% of reviews |
| Number of ratings | 13K — better | 5 |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 80 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Siper Apps AB | Dino Constantinou |
Customer experience
RepCount
Flex
Bugs and requests
RepCount
Reported bugs
2 issues- Crashes on launch for some users
- Issues with adding exercises and selecting categories
Requested features
6 requests- Ability to share routines and exercises
- Calendar view to see workout history
- Option to track RPE (Rate of Perceived Exertion)
- Ability to track time-based exercises
- Folders or grouping for routines
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- Integration with fitness tracking devices
Flex
Not enough reviews yet to summarise bugs or requests.
In-app purchases
RepCount
- RepCount Premium$4.991 Month
- RepCount Premium$6.991 Month
- RepCount Premium$29.991 Year
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- RepCount Premium1 Year trial$29.991 Year
- RepCount Premium7 Days trial$29.991 Year
- RepCount Premium7 Days trial$39.991 Year
Flex
No in-app purchases








