Comparison

Gymboss Interval Timer vs Interval Timer

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

Head to head
About

Gymboss Interval Timer

This app provides a customizable interval timer for various workouts, allowing users to set single or multiple work and rest periods. It offers extensive customization options for alarms, program saving, and display, ensuring a tailored timing experience for any fitness routine.

Highlights
  • Programmable interval timer
  • Unlimited intervals and rounds
  • Save and manage unlimited programs
  • Visual, audible, and vibrate alarms
  • Music access and dimming
  • Customizable display and background
Features
Read full description

The Gymboss Interval Timer app is a programmable interval timer perfect for any workout where timing is needed to time work and/or rest periods. You can time a single time interval, or multiple time intervals, and repeat them as many times as you wish. Perfect for running, HIIT, tabata, crossfit, home workouts, mma, boxing, weight lifting, stretching, or any other workout that requires timing. This app incorporates all of the recommendations we have received over the years from our users to bring you the best app possible. Thank you for your input!!! Customizable Features: - save programs to your iCloud Drive account - unlimited intervals - up to 99 rounds/repeats - unlimited saved programs - music access directly from the app - music dims for alarm - multiple alarm sounds - visual, audible, and vibrate alarm options - social sharing options - prevent sleep feature - screen lock - customizable, moving background colors - large, easy to read display - landscape mode option - set different alarms for each interval - change the end of program alarm - label activity names for each interval to be displayed - built in stopwatch - ability to make rounds box bigger or smaller - copy an entire program option Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Interval Timer

This advanced interval timer supports HIIT, Tabata, and circuit training with customizable work, rest, and cooldown periods. Stay focused with voice alerts, background operation, and music integration for any fitness routine.

Highlights
  • Customizable workouts
  • Pre-set & custom intervals
  • Voice & sound alerts
  • Music integration
  • Background operation
  • Dark & light mode
Features
Read full description

Take your HIIT, Tabata, and circuit training to the next level with this advanced interval timer—your ideal companion for structured, high-intensity workouts. Whether you're an athlete, fitness enthusiast, or just getting started, this app helps you stay focused and push your limits. Key Features: Customizable Workouts – Set your work, rest, and cooldown times to suit any routine Pre-Set & Custom Intervals – Use built-in templates or create your own Voice & Sound Alerts – Stay on track without looking at your screen Music Integration – Keep your energy high with background music Dark & Light Mode – Choose the look that works best for you Background Operation – Timer continues even when using other apps Great For: HIIT and Tabata sessions Sprint and running drills Strength and circuit training Martial arts, boxing, and MMA Yoga, stretching, and meditation Includes optional paid subscriptions, which can be canceled at any time. Download now and stay in control of your training—wherever you are. Privacy Policy: https://doc-hosting.flycricket.io/interval-timer-hiit-privacy-policy/e8e356e5-c8bf-44a0-af21-1ced9ed45894/privacy Terms of Use: https://doc-hosting.flycricket.io/interval-timer-hiit-terms-of-use/02c4d0ca-29f9-47f1-a4d5-36c2b4ec4688/terms

Screenshots

Gymboss Interval Timer4 screens
Interval Timer4 screens

Verdict

The call

The clearest difference is review sentiment: Gymboss Interval Timer at 36% against Interval Timer's 0%. Gymboss Interval Timer also leads on rating (4.7 vs 4.2) and ratings volume (797 vs 10). On price, update cadence, 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. Gymboss Interval Timer sells 3 in-app purchases, starting at $1.99 per year and Interval Timer sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Gymboss Interval Timer holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Gymboss Interval Timer has 797 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 36% of Gymboss Interval Timer's written reviews are positive against 0% of Interval Timer's.

UpkeepUpdate frequency

Gymboss Interval Timer ships an update every 5 weeks, Interval Timer monthly. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 6 level
Gymboss Interval Timer versus Interval Timer: the parameters behind the verdict, then further details
ParameterGymboss Interval TimerInterval Timer
PriceFreeFree
Rating4.7 (797 ratings) — better4.2 (10 ratings)
Positive reviews36.4% of reviews — better0.0% of reviews
Number of ratings797 — better10
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size23 MB31 MB
Age rating4+4+
DeveloperGymboss LLCLori Nguyen

Customer experience

Gymboss Interval Timer

All ratings797 ratings
Positive91.7%
Neutral2.1%
Negative6.1%
Written reviews269 reviews
Positive36.4%
Neutral13.4%
Negative50.2%

Interval Timer

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Gymboss Interval Timer

Reported bugs

8 issues
  • Timer no longer beeps when screen is locked or app is in background
  • Intervals disappear or get shuffled after updates
  • Unable to save new workouts
  • All workout sounds have gone
  • Crashes when trying to edit intervals
Show 3 more
  • Reordering of saved workouts
  • Ads cover the timer screen
  • Timer stops working when screen is locked or app is in background

Requested features

9 requests
  • Verbal prompts like a countdown "3-2-1 Go!" and "3-2-1 Rest"
  • Ability to lock the screen
  • Option to see what's coming next
  • Workout block of 60/30/30 rather than just high and low
  • Ability to start from partway through the sequence
Show 4 more
  • Back and forward button to skip to the wanted element or go back during the sequence
  • Different alarm sounds for each interval/color
  • Countdown, CountUp feature
  • Dark mode option

Interval Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Gymboss Interval Timer

Subscriptions1
  • Gymboss Premium Yearly$1.991 Year
One-time2
  • Remove Ads$0.99
  • Sound and Color Bundle$0.99
3 purchases

Interval Timer

Subscriptions3
  • Premium Timer (weekly)3 Days trial$4.997 Days
  • Premium Timer (monthly)3 Days trial$12.991 Month
  • Premium Timer (yearly)$39.991 Year

Questions

Is Gymboss Interval Timer free?
Gymboss Interval Timer is free to download, with in-app purchases available.
Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Which has better reviews, Gymboss Interval Timer or Interval Timer?
Gymboss Interval Timer is rated higher. Gymboss Interval Timer averages 4.7 out of 5 from 797 ratings, while Interval Timer averages 4.2 from 10 ratings.
Do Gymboss Interval Timer or Interval Timer have ads?
Neither Gymboss Interval Timer nor Interval Timer shows ads.
Which is updated more often, Gymboss Interval Timer or Interval Timer?
Gymboss Interval Timer ships an update every 5 weeks, and Interval Timer monthly. Most recently, Gymboss Interval Timer was updated on September 24, 2026 and Interval Timer on September 10, 2026.

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