Comparison

GymNext Flex Timer vs F1T

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

F1T

This interval timer helps you manage work and rest periods for various fitness routines like HIIT, circuit training, and boxing. It offers customizable intervals, voice prompts, and workout history tracking, working in the background with a clear display.

Highlights
  • Customizable work and rest intervals
  • Full-screen, bright display
  • Works in background with locked screen
  • Voice prompts and sound alerts
  • Workout history tracking
  • Templates for HIIT, Tabata, EMOM, AMRAP
Read full description

Perfect for individual or group use, whether at home, on the track, or in the gym. Welcome to this easy-to-use app that helps you keep track of your work and rest periods during workouts. This interval timer will be an invaluable tool for you, whether you're doing HIIT workouts with high-intensity intervals, cycling, running, boxing, exercising, or stretching. It’s designed to help you manage intense exercise periods and rest intervals, making it perfect for optimizing your HIIT training and other fitness routines. SIMPLE AND USEFUL INTERVAL TIMER - Easy to use and understand - Bright, full-screen display with a font that's easily visible from a distance, even on small screens - Works in the background while you use other apps - Pause your workout anytime - No interruptions: the timer continues running even with a locked screen - Has a battery-saving mode for low battery situations ADVANCED CUSTOMIZATION - Customize all your intervals exactly the way you need for your specific workout - Adjust warm-up,exercise, rest, recovery, and cooldown intervals to fit your workout plan - Easily change the number of sets and cycles to match your fitness level - Switch between intervals smoothly during your workout - Includes templates for different training methods like HIIT, EMOM, AMRAP, Tabata, and Circuit Training TRACK AND CUSTOMIZE YOUR WORKOUTS - Provides voice prompts for interval names and upcoming interval warnings. - Offers various sound alerts and voice notifications for intervals. - Tracks your workout history and intensity levels. OPTIMIZE ALL OF YOUR ACTIVITIES + Tabata timer + Boxing round timer + HIIT training + Crossfit + Circuit training + Fitness routines + Home workouts + Calisthenics circuit timer + Yoga timer and more! Download now and take your workouts to the next level! The app offers a free trial with an optional annual subscription. After the trial, a yearly subscription will automatically start and be charged to your Apple account. The subscription renews automatically unless you turn off auto-renewal at least 24 hours before the current period ends. You can’t cancel during the current period, but you can manage and turn off auto-renewal in your Apple Account Settings. Any unused portion of the free trial will be forfeited upon subscription purchase. Privacy Policy: https://branched-chameleon-c9e.notion.site/Privacy-Policy-157da911d0128022b579f38948d41609?pvs=4 Terms of Use: https://branched-chameleon-c9e.notion.site/EULA-157da911d012800382d9c4010274c30b?pvs=44

Screenshots

GymNext Flex Timer4 screens
F1T4 screens

Verdict

The call

The clearest difference is monetization model: GymNext Flex Timer at free against F1T's free with in-app purchases. GymNext Flex Timer also leads on ratings volume (2.1K vs 1) and device support (4 vs 1). F1T's advantage is update cadence (every 6 days vs every 3 weeks) and rating (5.0 vs 4.8). On price, ads and in-app purchases 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 F1T sells 8 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

F1T holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: GymNext Flex Timer has 2.1K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

GymNext Flex Timer ships an update every 3 weeks, F1T every 6 days. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

Scorecard6 real differences · 4 level
GymNext Flex Timer versus F1T: the parameters behind the verdict, then further details
ParameterGymNext Flex TimerF1T
PriceFreeFree
Rating4.8 (2.1K ratings)5.0 (1 ratings) — better
Positive reviews72.4% of reviews—
Number of ratings2.1K — better1
Update frequencyEvery 3 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size185 MB34 MB
Age rating4+4+
DeveloperHomick EnterprisesTymofii Tymofieiev

Customer experience

GymNext Flex Timer

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

F1T

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

F1T

Not enough reviews yet to summarise bugs or requests.

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
8 purchases

F1T

Subscriptions6
  • Unlimited access (PRO)$1.997 Days
  • Unlimited access (PRO)$2.297 Days
  • Unlimited access (PRO)$4.991 Month
Show 3 more
  • Unlimited access (PRO)$6.991 Month
  • Unlimited access (PRO)7 Days trial$17.991 Year
  • Unlimited access (PRO)7 Days trial$29.991 Year
One-time2
  • Free Lifetime PROFree
  • Lifetime PRO$29.99

Questions

Is GymNext Flex Timer free?
GymNext Flex Timer is free to download, with in-app purchases available.
Is F1T free?
F1T is free to download, with in-app purchases available.
Which has better reviews, GymNext Flex Timer or F1T?
F1T is rated higher. GymNext Flex Timer averages 4.8 out of 5 from 2.1K ratings, while F1T averages 5.0 from 1 ratings.
Do GymNext Flex Timer or F1T have ads?
Neither GymNext Flex Timer nor F1T shows ads.
Which is updated more often, GymNext Flex Timer or F1T?
GymNext Flex Timer ships an update every 3 weeks, and F1T every 6 days. Most recently, GymNext Flex Timer was updated on September 25, 2026 and F1T on September 10, 2026.

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