Comparison

Interval Timer vs GymTimer

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

Head to head
About

Interval Timer

This app provides a customizable interval timer for various training routines, including HIIT and Tabata. Easily set up custom workouts, track your progress, and stay motivated with visual cues and audio notifications. It's suitable for a wide range of activities from fitness to productivity.

Highlights
  • Customizable workout setup
  • Progress tracking with calendar
  • Saveable custom presets
  • Color-coded notifications
  • Listen to music/audiobooks
  • Large, full-screen display
  • Widget for easy access
Features
Read full description

Interval Timer: Tabata and HIIT is a customizable timer for sports. Use it for High-intensity interval training and workout. It's a free sports interval timer app that makes it easy to create your custom training routine. Use it as your timer for training or exercise. This sports timer is great for crossfit, fitness and running. The sports timer will also be useful for various activities such as crossfit, jogging, boxing,circuit training,breathing exercises and yoga. You can use this circuit timer as a productivity timer to focus on your work tasks. Key features: Setup workout Tracking your progress Customizable presets Notifications & colors Motivation Listening music or books Huge digits Widget SETUP WORKOUT Set up, edit and save your own workouts with the customizable feature. Add as many intervals as you like. You can add a 10 second rest period and a 20 second work period, as well as a 5 second interval between exercises. TRACKING PROGRESS Track your workouts with a Calendar. Plan and track events, and get notified when you have a training scheduled. With this feature, you will not miss a single workout and will keep track of your progress. CUSTOMIZABLE PRESETS Save your workouts in the presets section. It's also possible to create your own custom intervals. You can add an unlimited number of presets. NOTIFICATIONS & COLORS Each training phase is easy to distinguish by a different color and is initiated by an individually adjustable signal (sound, vibration, voice) MOTIVATION Each completed exercise motivates you to achieve higher goals. Enjoy your training and achieve your fitness goals with the interval timer. LISTENING MUSIC Listen to motivational audiobooks or your favorite music and get inspired and energized. Full screen color coded display is easy to read from a distance. Widget helps you train without being distracted by the constant unlocking of your phone. Interval Timer: Tabata and HIIT is an easy to use sports workout timer for your daily fitness training at home, at the gym or everywhere else.

About

GymTimer

Create and follow custom interval workouts for HIIT, Tabata, and circuits. Track progress, set goals, and earn rewards. Personalize your timer and sync data across devices with an optional subscription.

Highlights
  • Customizable work/rest intervals
  • Full-screen clear timer display
  • Workout history and progress tracking
  • Daily workout goals and streaks
  • Workout favorites and reminders
  • Cloud sync with Crystal ID
Features
Read full description

Build custom HIIT, Tabata and circuit workouts with a clear interval timer made for training. Control preparation, work, rest, exercises, rounds and round resets so every session stays on track. BUILD YOUR WORKOUT Add a preparation countdown, set work and rest times, choose exercises and rounds, and add a round reset between rounds. The redesigned Home screen shows your whole workout and its total duration at a glance. Save favorite setups so your next session is ready in seconds, with every setting shown on each favorite card. TRAIN WITH FOCUS The timer screen fits your device, keeping the countdown large and clear. Turn tick sounds on or off to train the way you like. CREATE A ROUTINE Schedule favorite workouts for the days and times that suit you. Smart reminders help you stay consistent. SEE YOUR PROGRESS Review workout history, active days, streaks, trophies, and awards. Set a daily activity goal and see how each session moves you forward. MAKE IT YOURS Choose themes, timer styles, sounds, week settings, and avatars. Optional cloud sync keeps supported data available across your devices. Some features require a Pro subscription. Terms of Use: https://crystalinteractiveentertainment.com/terms Privacy Policy: https://crystalinteractiveentertainment.com/privacy

Screenshots

Interval Timer4 screens
GymTimer4 screens

Verdict

The call

The clearest difference is update cadence: GymTimer at every 4 days against Interval Timer's monthly. Interval Timer's advantage is ratings volume (388 vs 2) and device support (4 vs 1). On price, rating, review sentiment and ads 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. Interval Timer sells 12 in-app purchases, starting at $2.09 per month and GymTimer sells 2 in-app purchases, starting at $4.99 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 — 4.9 for Interval Timer against 5.0 for GymTimer. That said, the two scores are not equally well evidenced: Interval Timer has 388 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 97% of Interval Timer's written reviews are positive against 100% of GymTimer's.

UpkeepUpdate frequency

Interval Timer ships an update monthly, GymTimer every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer versus GymTimer: the parameters behind the verdict, then further details
ParameterInterval TimerGymTimer
PriceFreeFree
Rating4.9 (388 ratings)5.0 (2 ratings) — better
Positive reviews96.6% of reviews100.0% of reviews — better
Number of ratings388 — better2
Update frequencyMonthlyEvery 4 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size112 MB78 MB
Age rating4+12+
DeveloperSimpleInnovation LLCCrystal Interactive Entertainment LLC

Customer experience

Interval Timer

All ratings388 ratings
Positive99.5%
Neutral0.3%
Negative0.3%
Written reviews321 reviews
Positive96.6%
Neutral0.9%
Negative2.5%

GymTimer

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Interval Timer

Reported bugs

2 issues
  • Occasional app crashes
  • Compatibility issues with older devices

Requested features

3 requests
  • More pre-designed workout routines
  • Ability to name and customize exercises
  • Option to adjust countdown time between intervals

GymTimer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Interval Timer

Subscriptions8
  • Timer PRO for 1 month: 30% OFF7 Days trial$2.091 Month
  • Timer PRO for 1 month: 25% OFF7 Days trial$2.291 Month
  • Interval Timer PRO for 1 month$2.991 Month
Show 5 more
  • Interval Timer PRO for 1 month7 Days trial$2.991 Month
  • Interval Timer PRO - 30% OFF7 Days trial$15.001 Year
  • Interval Timer PRO - 25% OFF7 Days trial$16.491 Year
  • Interval Timer PRO for 1 year$21.991 Year
  • Tabata Timer PRO for 1 year7 Days trial$21.991 Year
One-time4
  • Interval Timer - no Ads$2.99
  • HIIT Timer PRO Forever 30% OFF$27.99
  • HIIT Timer PRO Forever 25% OFF$29.99
Show 1 more
  • Exercise Timer PRO Forever$39.99
2 purchases

GymTimer

Subscriptions2
  • Monthly$4.991 Month
  • Yearly3 Days trial$19.991 Year

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is GymTimer free?
GymTimer is free to download, with in-app purchases available.
Which has better reviews, Interval Timer or GymTimer?
GymTimer is rated higher. Interval Timer averages 4.9 out of 5 from 388 ratings, while GymTimer averages 5.0 from 2 ratings.
Do Interval Timer or GymTimer have ads?
Both Interval Timer and GymTimer show ads.
Which is updated more often, Interval Timer or GymTimer?
Interval Timer ships an update monthly, and GymTimer every 4 days. Most recently, Interval Timer was updated on October 25, 2026 and GymTimer on October 24, 2026.

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