Comparison

SimplyTimer vs Interval Workout & HIIT Timer

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

Head to head
About

SimplyTimer

This minimalist app is designed to help you achieve your fitness goals with ease. It offers customizable intervals and background mode to keep your timer running smoothly. Enhance your training sessions and stay motivated with this efficient, distraction-free workout companion.

Highlights
  • Easy to use interface
  • Customizable intervals
  • Background timer mode
  • Supports HIIT, Tabata, Boxing, circuit training
  • Minimalist design
Features
Read full description

Elevate your workouts with the Simple Interval Timer, your new perfect exercise companion. Whether you're into HIIT, Tabata, Boxing, circuit training, or any high-intensity exercise, our minimalist app is designed to help you achieve your fitness goals with ease. *Key Features:* - *Easy to Use:* Kickstart your workouts with a single tap, thanks to our hassle-free user interface. - *Customizable Intervals:* Tailor the number of sets, workout duration, rest time, and more to fit your needs, optimizing your training sessions. - *Background Mode:* Keep your timer running smoothly in the background, even when your device is locked, ensuring you stay on track with your workouts. Enhance your training sessions, stay motivated, and track your progress effortlessly with the Simple Interval Timer. It's the ultimate tool for efficient, distraction-free workouts. Experience the simplicity and effectiveness of the Simple Interval Timer today. Download now to elevate your fitness journey! Your feedback is valuable to us, feel free to share your experience and help us improve.

About

Interval Workout & HIIT Timer

This minimalist interval timer helps you focus on your workout by managing your timing. It offers multiple modes for HIIT, Tabata, and standard intervals, with customizable transition times and focus-friendly audio or haptic feedback. Seamlessly track progress on your lock screen.

Highlights
  • Multiple timer modes (HIIT, Tabata, standard)
  • Customizable interval and rest periods
  • Smart 'Interval Gap' transition timer
  • Focus-friendly audio cues and haptic feedback
  • Live Activities and Dynamic Island integration
  • Background notifications
Features
Read full description

Time HIIT workouts, Tabata rounds, stretches, and yoga holds with custom work, rest, and transition intervals. Set your routine and follow the cues so you can focus on each movement. Consistency is key. From flexibility training and active recovery to high-intensity intervals, we handle the timing so you can keep your mind calm and handle the effort. KEY FEATURES: Multiple Timer Modes: Instantly switch between dedicated Tabata, HIIT, and standard interval modes to perfectly match your routine. Effortless Controls: Quickly dial in your intervals, rest periods, and rounds with simple tap-and-go presets. No complex programming required. Smart "Gap" Timer: The unique "Interval Gap" feature gives you exactly enough time to switch sides, change equipment, or move into the next pose. Set a custom transition buffer so you never feel rushed. Focus-Friendly Feedback: Choose gentle audio cues to guide you without looking at the screen, or haptic vibrations for a silent experience perfect for the gym or late nights. Seamless iOS Integration: Keep an eye on your progress anywhere with full support for Live Activities on the Lock Screen and Dynamic Island. Background Notifications: Your timer keeps running perfectly, sending you notifications even if the app is in the background. PERFECT FOR: HIIT & Tabata: Crush your high-intensity intervals with precise work, rest, and count-in periods. Yoga & Flexibility: Maintain your yoga asanas consistently and improve your overall flexibility without breaking focus. Stretching & Recovery: Hold a static stretch for the exact right amount of time to aid in muscle recovery. Physical Therapy (PT): Manage rehab exercises with precision. Mobility Work: Open up hips, shoulders, and hamstrings with ease. SIMPLE BY DESIGN We believe fitness tools shouldn't be complicated. Experience a calm, clutter-free interface with no confusing menus and no distractions. Just clean, simple controls that help you build a better habit. INTERVAL TIMER PRO The standard Interval Timer is free. HIIT, Tabata, and Live Activities / Dynamic Island require Interval Timer Pro, available as a weekly auto-renewing subscription or a one-time lifetime purchase. Eligible new subscribers can try the weekly plan free for 3 days. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://stretchytimerdotcom.onrender.com/privacy.html

Screenshots

SimplyTimer4 screens
Interval Workout & HIIT Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: SimplyTimer at none against Interval Workout & HIIT Timer's 2. SimplyTimer also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (14.0 vs 26.2). On price, rating, ratings volume 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 Workout & HIIT Timer sells 2 one-off in-app purchases. SimplyTimer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for SimplyTimer against 5.0 for Interval Workout & HIIT Timer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

SimplyTimer ships an update every 2 days, Interval Workout & HIIT Timer every 3 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 6 level
SimplyTimer versus Interval Workout & HIIT Timer: the parameters behind the verdict, then further details
ParameterSimplyTimerInterval Workout & HIIT Timer
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews94.1% of reviews—
Number of ratings11
Update frequencyEvery 2 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better26.2
Further details — not scored
Size23 MB17 MB
Age rating4+4+
DeveloperMaurice-Nikita Rafael ReichertMassive Interface LLC

Customer experience

SimplyTimer

Written reviews17 reviews
Positive94.1%
Neutral0.0%
Negative5.9%

Interval Workout & HIIT Timer

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

In-app purchases

None

SimplyTimer

No in-app purchases

2 purchases

Interval Workout & HIIT Timer

One-time2
  • Home and Lock Screen Support$0.99
  • Live Activities and Dynamic Island$1.99

Questions

Is SimplyTimer free?
SimplyTimer is free to download, with no in-app purchases.
Is Interval Workout & HIIT Timer free?
Interval Workout & HIIT Timer is free to download, with in-app purchases available.
Which has better reviews, SimplyTimer or Interval Workout & HIIT Timer?
SimplyTimer and Interval Workout & HIIT Timer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do SimplyTimer or Interval Workout & HIIT Timer have ads?
Neither SimplyTimer nor Interval Workout & HIIT Timer shows ads.
Which is updated more often, SimplyTimer or Interval Workout & HIIT Timer?
SimplyTimer ships an update every 2 days, and Interval Workout & HIIT Timer every 3 weeks. Most recently, SimplyTimer was updated on October 10, 2026 and Interval Workout & HIIT Timer on October 16, 2026.

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