Comparison

GymNext Flex Timer vs WODProof

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GymNext Flex Timer

This app offers advanced interval training timing with customizable modes and the ability to control an external LED display. It integrates with wearables and heart rate monitors for a comprehensive workout experience.

Highlights
  • Control external LED displays
  • Multiple customizable timer modes (Tabata, EMOM, etc.)
  • Save and recall favorite workouts
  • Apple Watch control
  • Audio sync with music
  • Heart rate monitor integration
  • Control multiple LED displays
Features
Read full description

Meet the future of interval training. GymNext Flex Timer is the only timer app that combines powerful workout programming with control of large, wall-mounted LED displays—giving you the best of both worlds. Traditional gym timers rely on clunky remotes and are difficult to use. Mobile apps are flexible, but hard to see across the room. Flex Timer solves both. Build and control your workouts from your phone while displaying them on bright, easy-to-read LED screens anywhere in your gym. Perfect for HIIT, CrossFit, circuits, bootcamps, boxing, MMA, strength training, and more. Features: • Use the app on its own or connect to GymNext LED displays for maximum visibility • Core timer modes include Count Up/Down, Round, Tabata, EMOM, Mixed Intervals, and Sets with Rest • Plan your personal workouts or full classes in advance—everything ready in one tap • Share timers with athletes and trainers instantly using simple links • Save workouts to your library for quick access • Control your timer from Apple Watch—completely hands-free • Smart audio sync keeps your music and timer cues perfectly aligned • Connect multiple Bluetooth heart rate monitors and track performance in real time • Set custom heart rate zones for better training feedback • Control multiple timers across your gym at the same time • Run different workouts simultaneously for group training • Reliable Bluetooth control with no line-of-sight limitations “This will eventually become the standard for all gyms” – Garage Gym Reviews “All our coaches love the clock” – CrossFit Barrie “We love it to death” – Wolverine Strength & Conditioning Download Flex Timer and upgrade the way you train. We’re always improving. Have feedback? Reach us at support@gymnext.com

About

WODProof

Record, share, and analyze your cross-training workouts. Features include proof-perfect video recording, competition-ready sharing, AI-powered insights, and diverse training programs. Connect with devices and access daily mobility sessions.

Highlights
  • Proof-perfect video recording
  • Competition-ready sharing
  • AI-powered mobility plans
  • 15+ training programs
  • Large timer display
  • Concept2 and HR monitor connectivity
  • Daily mobility sessions
Features
Read full description

WODProof: Your Cross-Training Powerhouse Record, share, and level up your fitness with WODProof, the ultimate cross-training app. - Proof-Perfect Recording: Capture every rep and movement with our stable, reliable recorder. Upload instantly and say goodbye to YouTube challenges. - Competition Ready: Share your workouts with unique, cheat-free links. Get the validation you deserve for online competitions. - AI-Powered Insights: Get personalized mobility plans based on your individual needs and see key workout highlights with AI-generated clips. - Train Like a Champion: Choose from 15+ training programs, designed for all skill levels, across Cross-training, gymnastics, weightlifting, and more. - Advanced Features: Large timer display, Concept2 and HR monitor connectivity, cloud backup, and daily mobility sessions. Become a Bionic Athlete with WODProof. Download today! ******************************************************************************************************* SUBSCRIPTION TERMS AND PRICING Calling all new WODProofers! Unlock your fitness journey with a one-time, 14-day free trial, exclusively for first-time users. Explore all the features and find your perfect fit. Payment will be charged to your credit card through your iTunes account at confirmation of purchase. Subscription renews automatically unless cancelled at least 24 hours prior to the end of the subscription period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of renewal. There is no increase in price when renewing. Subscriptions can be managed, and auto-renewal turned off in Account Settings in iTunes after purchase. Once purchased, refunds will not be provided for any unused portion of the term. Payment will be charged to iTunes Account at confirmation of purchase. Terms of use: http://wodproofapp.com/terms-and-conditions/ Privacy policy: http://wodproofapp.com/privacy-policy/

Screenshots

GymNext Flex Timer4 screens
WODProof4 screens

Verdict

The call

The clearest difference is ads: GymNext Flex Timer at none against WODProof's shown. GymNext Flex Timer also leads on review sentiment (72% vs 39%) and monetization model (free vs free with in-app purchases). On price, rating, ratings volume and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. GymNext Flex Timer sells 2 in-app purchases, starting at $8.99 per month and WODProof sells 7 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for GymNext Flex Timer against 4.8 for WODProof. Both are backed by a comparable volume of ratings — 2.1K and 817 respectively. Written reviews are what separate them: 72% of GymNext Flex Timer's written reviews are positive against 39% of WODProof's.

UpkeepUpdate frequency

GymNext Flex Timer ships an update every 3 weeks, WODProof fortnightly. Both last shipped on September 22, 2026.

Scorecard4 real differences · 6 level
GymNext Flex Timer versus WODProof: the parameters behind the verdict, then further details
ParameterGymNext Flex TimerWODProof
PriceFreeFree
Rating4.8 (2.1K ratings)4.8 (817 ratings)
Positive reviews72.4% of reviews — better38.6% of reviews
Number of ratings2.1K — better817
Update frequencyEvery 3 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size185 MB321 MB
Age rating4+12+
DeveloperHomick EnterprisesWODProof LTD

Customer experience

GymNext Flex Timer

All ratings2,119 ratings
Positive96.6%
Neutral1.1%
Negative2.4%
Written reviews170 reviews
Positive72.4%
Neutral5.9%
Negative21.8%

WODProof

All ratings817 ratings
Positive95.0%
Neutral0.5%
Negative4.5%
Written reviews184 reviews
Positive38.6%
Neutral6.5%
Negative54.9%

User reviews

GymNext Flex Timer

From 2.1K App Store ratings

What we love

  • 🚀 Versatile and customizable
  • 👍 User-friendly interface
  • 🔔 Reliable and consistent
  • 💪 Excellent for interval training
  • 🔊 Clear audio cues

Room to improve

  • 🐛 Audio cues sometimes stop working
  • 🔊 Lack of volume control
  • 🔍 Detailed instructions needed for beginners
  • ⏱️ Delayed countdown between phone and timer

WODProof

From 817 App Store ratings

What we love

  • 👍 Tech support was great
  • 🚀 Makes it easy to submit workouts
  • 👍 Great app and support
  • 👍 Fantastic service
  • 👍 Great customer service

Room to improve

  • 🐛 Crashes during workouts
  • 💰 Overpriced subscription
  • 🐛 Glitches and issues with recording
  • 🐛 Crashes and doesn't save videos
  • 🐛 Unreliable and freezes

Bugs and requests

GymNext Flex Timer

Reported bugs

2 issues
  • Saved timers not consistently loading
  • Segmented timers not saving properly

Requested features

4 requests
  • Watch app integration for remote control
  • Background audio playback when app is closed
  • Customizable voice options
  • Lap timer functionality

WODProof

Reported bugs

6 issues
  • Videos not uploading or saving
  • Crashes and loses workout data
  • Subscription issues and can't cancel
  • Mobility testing and training not working
  • App freezes and requires constant restarts
Show 1 more
  • Incompatible with older devices

Requested features

6 requests
  • Add free version with just timers
  • Improve mobility testing and training
  • Add ability to switch camera angles
  • Improve video scrubbing and highlights
  • Add time cap feature for workouts
Show 1 more
  • Improve integration with music playback

In-app purchases

2 purchases

GymNext Flex Timer

Subscriptions2
  • Flex Timer Pro Monthly7 Days trial$8.991 Month
  • Flex Timer Pro Yearly1 Month trial$79.991 Year
7 purchases

WODProof

Subscriptions6
  • WODProof Membership | Monthly14 Days trial$6.991 Month
  • WODProof PRO | Monthly7 Days trial$19.991 Month
  • WODProof PRO | 3-months7 Days trial$54.993 Months
Show 3 more
  • WODProof Membership | Yearly14 Days trial$54.991 Year
  • WODProof Membership | Yearly14 Days trial$59.991 Year
  • WODProof PRO | Annual7 Days trial$99.991 Year
One-time1
  • WODProof Competitor | Lifetime$54.99

Questions

Is GymNext Flex Timer free?
GymNext Flex Timer is free to download, with in-app purchases available.
Is WODProof free?
WODProof is free to download, with in-app purchases available.
Which has better reviews, GymNext Flex Timer or WODProof?
GymNext Flex Timer and WODProof are both rated 4.8 out of 5 on the App Store, from 2.1K and 817 ratings respectively.
Do GymNext Flex Timer or WODProof have ads?
WODProof shows ads; GymNext Flex Timer does not.
Which is updated more often, GymNext Flex Timer or WODProof?
GymNext Flex Timer ships an update every 3 weeks, and WODProof fortnightly. Most recently, GymNext Flex Timer was updated on September 22, 2026 and WODProof on September 22, 2026.

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