FLEX Stronger vs WOD Timer by Atlon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FLEX Stronger
This app revolutionizes weight training by syncing with a sensor to provide real-time performance feedback. Track, manage, and review your training like elite athletes, with automated workouts and group training options. It offers detailed metrics, video recording with data overlay, and a community feature for sharing and downloading workouts.
- Real-time performance feedback
- Velocity-based training (VBT)
- Automated workouts
- Group training for up to three people
- Video recording with synced data
- 1RM prediction
- Workout creation and sharing
Read full descriptionHide full description
Revolutionise the way you train and prepare in the weights room! The FLEX Stronger app syncs to a FLEX barbell sensor to deliver real-time feedback straight to your device. Track, manage and review training performance just like elite and professional athletes right across the globe, through the Major Leagues, UFC, Premier League and Olympic institutes. Developed by the team at GymAware, FLEX packages everything we learned from delivering gold standard products to the pro ranks into the only VBT system developed specifically for individual use. The smartest system on the market, FLEX automates your entire training experience. Select an exercise. Load some weight. Lift. Completely wireless. No calibration, adjustments or exercise creation required. Perfect for individual athletes, remote coaches and personal trainers. *Performance Metrics & Targets* Precise and immediate feedback on Mean and Peak Velocity, Mean and Peak Power, Distance, Height, Eccentrics, Position and live bar path tracing. Set targets on key performance metrics to benchmark effort across your session. *Group Training* Add other lifters into your session for group training with up to three people. Complete regular training, pre-programmed workouts or even the 1RM prediction with your group. Training partners who complete sessions with you can collect and store their data in their own profiles once the session is done. Training partners can be added or removed from sessions at any time. *Video Mode* Switch to video mode and record your set with synced data overlaid on the saved file. Send to friends, coaches or share online. Handsfree start and stop. Set your device up and lift. Your video will start, stop and crop to capture the set you just completed. *Automated Workouts* Complete workouts that step you through the entire program, from exercise and weight changes to targets and rest times. *Create, Share and Download Workouts* Create custom workouts directly in the app. Let FLEX run you through your new program, or share them via our Community feature with training partners or clients using FLEX. Looking for inspiration, download sessions from any of your connections in Community and complete them yourself. Set targets based on their results and compete and compare over the same workout. *1RM Predictions* Use the automated 1RM prediction protocol to gauge current strength and readiness levels without an actual 1RM attempt. *Multitasking* There are no limits in the FLEX app. Start regular sessions and add in training partners, or start a pre-programmed workout. Background the app and switch on your favourite tunes. Browse your historical results in the middle of your training sessions. Whatever you need is accessible any time. *Community* Create connections in the FLEX community so you can browse their training history, download sessions (complete with their results), send workouts, train in groups. View session data live as it is uploaded set by set, and interact with fist bumps and comments directly on the platform. *Store and Review* All your data is stored and reviewable in History right in your app. Data is securely backed upon our servers and retrieved on your device at any time.
WOD Timer by Atlon
This app automatically tracks functional fitness exercises without manual input, offering detailed insights into strength, skill mastery, and performance metrics. It features customizable workout timers on Apple Watch and provides monthly progress summaries.
- Automatic exercise tracking
- Customizable Apple Watch timers
- Consistency and effort score
- Intelligent workout generator
- Rep speed analysis
- Monthly progress reports
Read full descriptionHide full description
Discover Atlon, the ultimate functional fitness workout app tailored for functional athletes. Experience unparalleled training insights that go far beyond mere heart rate data! At Atlon, we believe fitness tracking should be effortless. Our app automatically tracks all your exercises - no manual input required. Simply press "Start" and let us handle the rest. Stay on top of your game with our integrated workout timers on your Apple Watch. Set up AMRAP, EMOM, FOR TIME, or TABATA directly on your watch or create more complex workouts on your phone and sync them with ease. By wearing your Apple Watch during workouts, Atlon provides a comprehensive overview of your strength efforts and mastery of essential functional skills. Receive automatic monthly summaries to track your progress and improvement over time. Our cutting-edge technology detects every set and rest period, offering detailed insights on individual sets and reps. View AMRAP round times, EMOM scores, and rep speeds for each exercise with ease. Key features of Atlon include: - Customizable workout timers on Apple Watch - Consistency and effort score tracking - Intelligent workout generator - Advanced workout builder - Rep speed analysis - Detailed round times for each workout - Work-to-rest ratio monitoring - Insightful monthly reports - Easy sharing to Instagram Atlon seamlessly integrates with HealthKit to access your heart rate and calorie data during workouts. Exercises completed with Atlon are synced to the Health App, ensuring your activity rings stay up to date. Experience the future of functional fitness with Atlon today!
Screenshots
Verdict
The clearest difference is ads: FLEX Stronger at none against WOD Timer by Atlon's shown. FLEX Stronger also leads on monetization model (free vs free with in-app purchases) and review sentiment (71% vs 60%). WOD Timer by Atlon's advantage is update cadence (every 10 days vs monthly) and ratings volume (57 vs 8). On price, rating, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.4 for FLEX Stronger against 4.5 for WOD Timer by Atlon. That said, the two scores are not equally well evidenced: WOD Timer by Atlon has 57 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 71% of FLEX Stronger's written reviews are positive against 60% of WOD Timer by Atlon's.
FLEX Stronger ships an update monthly, WOD Timer by Atlon every 10 days. The most recent releases landed on August 6, 2026 and September 21, 2026 respectively.
| Parameter | FLEX Stronger | WOD Timer by Atlon |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (8 ratings) | 4.5 (57 ratings) — better |
| Positive reviews | 71.4% of reviews — better | 60.0% of reviews |
| Number of ratings | 8 | 57 — better |
| Update frequency | Monthly | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 83 MB | 118 MB |
| Age rating | 17+ | 4+ |
| Developer | Kinetic Performance | WOD Scribe ApS |
Customer experience
FLEX Stronger
WOD Timer by Atlon
In-app purchases
FLEX Stronger
No in-app purchases
WOD Timer by Atlon
No in-app purchases
Questions
Is FLEX Stronger free?
Is WOD Timer by Atlon free?
Which has better reviews, FLEX Stronger or WOD Timer by Atlon?
Do FLEX Stronger or WOD Timer by Atlon have ads?
Which is updated more often, FLEX Stronger or WOD Timer by Atlon?
Other comparisons















