Comparison

Interval Timer One vs Simple HIIT

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

Head to head
About

Interval Timer One

This user-friendly interval timer app simplifies fitness routines by allowing effortless customization of workout durations. It offers intuitive controls for setting intervals, pausing, resuming, and adjusting the timer, ensuring a focused and efficient training experience without unnecessary features.

Highlights
  • Intuitive interval customization
  • Pause and resume functionality
  • Adjust timer forward/backward
  • Uninterrupted timer operation
  • Plays music without disruption
Features
Read full description

Simplify your fitness routine with user-friendly interval timer app. This app skips the confusion and complex settings. Effortlessly set your desired workout duration and start your session hassle-free. Key features of our app include: * Intuitive scrolling and selection options for warm-up, work, rest, and set duration. Customize your intervals to suit your specific workout needs. * Pause and resume functionality allows you to take breaks and maintain control over your interval training, providing flexibility during your sessions. * Easily adjust the timer forward or backward as needed, ensuring a seamless flow without interruptions. * Even if your app gets interrupted during your interval workout, our timer will continue running, allowing you to stay focused. * Enjoy uninterrupted music while working out. Our app ensures that your music plays without disruptions, keeping you motivated throughout your sessions. This app is designed to provide a focused and efficient experience, solely dedicated to serving as an interval timer. It does not attempt to be a dietary planner, workout calendar, workout routine manager, or include any other non-essential features. By eliminating unnecessary complexities, our app ensures a streamlined and hassle-free interval timer experience for your fitness sessions. Discover the simplicity and efficiency of interval training with our app. Take control of your workouts, minimize distractions, and make the most of your training time.

About

Simple HIIT

Features
Read full description

***Free and reliable. Perfect for use at home, at the track, or in the gym. We’re proud to introduce this handy little app that helps you keep track of your work and rest periods during workouts. Whether you into cycling, running, lifting weights, exercise, workout, stretching, boxing, MMA, or HIT, this interval timer will prove to be an invaluable asset to you. Running foreground, background or with device locked, this reliable app allows you to specify an overall time as well as program High/Low-intensity interval and rest time between sets. Key Features: - Customizable sets, high/low-intensity interval and rest for your own need - Continue to run even when the screen is locked - Post your workout to Facebook or Twitter - Save settings as templates Customizable Features: - Number of Sets - Countdown Timer - Set Time - Low Interval time - High Interval time - Rest Time - First Interval (low or high) - Sound Volume - Timer Sounds - Auto-Lock - Vibrate - Pause during Rest Terms of Use: https://www.iubenda.com/terms-and-conditions/18915396 Privacy Policy: https://www.iubenda.com/privacy-policy/18915396

Screenshots

Interval Timer One3 screens
Simple HIIT4 screens

Verdict

The call

The clearest difference is update cadence: Interval Timer One at every 2 months against Simple HIIT's every 31 months. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Interval Timer One ships an update every 2 months, Simple HIIT every 31 months. Both last shipped on October 1, 2026.

Scorecard1 real difference · 8 level
Interval Timer One versus Simple HIIT: the parameters behind the verdict, then further details
ParameterInterval Timer OneSimple HIIT
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 months — betterEvery 31 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size2 MB2 MB
Age rating4+4+
Developerjun hyunBeesoft Apps

In-app purchases

None

Interval Timer One

No in-app purchases

None

Simple HIIT

No in-app purchases

Questions

Is Interval Timer One free?
Interval Timer One is free to download, with no in-app purchases.
Is Simple HIIT free?
Simple HIIT is free to download, with no in-app purchases.
Do Interval Timer One or Simple HIIT have ads?
Neither Interval Timer One nor Simple HIIT shows ads.
Which is updated more often, Interval Timer One or Simple HIIT?
Interval Timer One ships an update every 2 months, and Simple HIIT every 31 months. Most recently, Interval Timer One was updated on October 1, 2026 and Simple HIIT on October 1, 2026.

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