Comparison

Interval Timer vs Interval Timer □ HIIT Timer

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 simple and intuitive interval timer for workouts like HIIT, EMOM, and CrossFit. It features quick setup, guiding tones and colors, and background functionality to keep you focused on your training.

Highlights
  • Instant interval setup
  • Guiding tones and colors
  • HealthKit integration
  • Background functionality
  • Save and sync favorite timers
  • Preparation countdown
  • Pause and resume workouts
Features
Read full description

Discover the World’s Simplest Interval Timer — Bit Timer gets you off your phone or watch and into your workout in no time. ---------------- Key Features: Instant Setup — With a clean, no-frills design, set your work, rest, and repeat intervals in seconds. Guiding Tones and Colors — Navigate your workout with distinct tones and colors for each phase, keeping you on track effortlessly. Seamless HealthKit Integration (watchOS) — Automatically save your workouts and close those rings with Apple Health integration. Background Functionality — Keep your workout going even when your phone is locked or you’re using other apps, thanks to sound and haptics. Favorites Sync — Save and sync your favorite timers across iPhone, iPad, and Apple Watch for quick access. Why You’ll Love Bit Timer: - Quick Setup: Press and drag to set work, rest, and repeat intervals swiftly. - Preparation Countdown: Get ready with a 10-second countdown before your workout starts (3 seconds on Apple Watch). - Clear Audio Cues: Three distinct sounds indicate different stages of your workout, ensuring you stay on track. - Warning Tone: A countdown tone alerts you before the work phase begins. - Pause & Resume: Pause your workout anytime and resume right where you left off. - Easy Reset: Start from the beginning if interrupted, with a simple reset. ----------- Bit Timer promises to be the ‘World’s Simplest Interval Timer Ever.’ It is.” - Fast Company Design.* ----------- Privacy Policy: https://www.bittimer.com/privacy-policy Terms of Service: https://www.bittimer.com/terms-of-service End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Interval Timer □ HIIT Timer

Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.

Highlights
  • Customizable intervals
  • Workout and rest timers
  • Voice or beep guides
  • Background audio support
  • Workout history and statistics
  • Repeat previous workouts
Features
Read full description

A simple and beautiful interval timer. 1. Drag to set your custom intervals for workout, rest, rounds, etc 2. Tap to start. Interval Timer doesn't interfere with your music or other apps: ∙ Listen to your music apps while you workout. ∙ Voice or beep guides for every workout. ∙ You can leave the app and still listen to the audio guides, in order to follow a workout you found online. And no need to manually record your workouts: ∙ Detailed history and statistics pages to track your progress. ∙ Repeat a previous workout from your history, so you don't need to set it again. If you have any ideas for how to improve the app, just tap "Contact Support' inside the app and let us know! We are always trying to improve Interval Timer This app includes an optional auto-renewable subscription (Premium Pass): Premium Pass beings with a free trial period, then an auto-renewable monthly subscription when trial ends. Payment will be charged to your Apple account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your Apple Account Settings after purchase. Any unused portion of the free initial period will be forfeited when you purchase a subscription. Privacy Policy: https://float.support/interval-timer/privacy Terms of Use: https://float.support/interval-timer/terms

Screenshots

Interval Timer4 screens
Interval Timer □ HIIT Timer4 screens

Verdict

The call

The clearest difference is ratings volume: Interval Timer □ HIIT Timer at 86K against Interval Timer's 534. Interval Timer □ HIIT Timer also leads on iOS requirement (15.6 vs 17.0). Interval Timer's advantage is review sentiment (77% vs 61%). On price, rating, update cadence 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 4 in-app purchases, starting at $1.99 per month and Interval Timer □ HIIT Timer sells 5 in-app purchases, starting at $1.99 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 — 4.7 for Interval Timer against 4.8 for Interval Timer □ HIIT Timer. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 534, so its average is the more settled of the two. Written reviews are what separate them: 77% of Interval Timer's written reviews are positive against 61% of Interval Timer □ HIIT Timer's.

UpkeepUpdate frequency

Interval Timer ships an update every 4 weeks, Interval Timer □ HIIT Timer every 5 weeks. The most recent releases landed on September 17, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Interval Timer versus Interval Timer □ HIIT Timer: the parameters behind the verdict, then further details
ParameterInterval TimerInterval Timer □ HIIT Timer
PriceFreeFree
Rating4.7 (534 ratings)4.8 (86K ratings) — better
Positive reviews76.8% of reviews — better60.7% of reviews
Number of ratings53486K — better
Update frequencyEvery 4 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size15 MB34 MB
Age rating4+4+
DeveloperPeiter BuickFloat Tech, LLC

Customer experience

Interval Timer

All ratings530 ratings
Positive93.4%
Neutral1.7%
Negative4.9%
Written reviews185 reviews
Positive76.8%
Neutral7.0%
Negative16.2%

Interval Timer □ HIIT Timer

All ratings85,854 ratings
Positive96.7%
Neutral1.2%
Negative2.1%
Written reviews1,810 reviews
Positive60.7%
Neutral6.2%
Negative33.1%

User reviews

Interval Timer

From 534 App Store ratings

What we love

  • 🚀 Simple and easy to use
  • 👍 Elegant and intuitive design
  • ✨ Effective for interval training
  • 💯 Works great for the basics

Room to improve

  • 🔒 Paid app now requires subscription
  • 💰 Asking users to pay again after initial purchase
  • 🔇 Audio cues too quiet
  • ⏱️ Limited to 4 minutes of work time

Interval Timer □ HIIT Timer

From 86K App Store ratings

What we love

  • 🚀 Simple and easy to use
  • 👍 Customizable settings
  • 🚀 Intuitive interface
  • 🚀 Effective for HIIT workouts
  • 👍 Helpful voice prompts

Room to improve

  • 🔒 Requires subscription after limited free use
  • 🐛 Music volume issues with voice prompts
  • 🐛 Inconsistent behavior when switching apps
  • 🐛 Lack of final workout notification

Bugs and requests

Interval Timer

Reported bugs

2 issues
  • Timer continues counting down even after app is closed
  • Issues with music volume reduction while app is in use

Requested features

4 requests
  • Ability to save and load custom workout routines
  • Option to increase work interval duration beyond 4 minutes
  • Apple Watch app integration
  • More sound effect options

Interval Timer □ HIIT Timer

Reported bugs

3 issues
  • Timer not always accurate
  • Favorites/saved workouts feature not working
  • Inconsistent behavior when pausing/resuming

Requested features

3 requests
  • Ability to save and name custom workouts
  • More flexibility in exercise/rest time settings
  • Option to adjust volume of voice prompts

In-app purchases

4 purchases

Interval Timer

Subscriptions3
  • Bit Timer Pro$1.991 Month
  • Bit Timer Pro$4.991 Year
  • Bit Timer Pro$9.991 Year
One-time1
  • Bit Timer Pro Lifetime$17.99
5 purchases

Interval Timer □ HIIT Timer

Subscriptions2
  • Premium Pass7 Days trial$1.991 Month
  • Premium Pass7 Days trial$2.991 Month
One-time3
  • Lifetime Pass$14.99
  • Lifetime Pass$19.99
  • Premium Forever Promo$29.99

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Interval Timer □ HIIT Timer free?
Interval Timer □ HIIT Timer is free to download, with in-app purchases available.
Which has better reviews, Interval Timer or Interval Timer □ HIIT Timer?
Interval Timer □ HIIT Timer is rated higher. Interval Timer averages 4.7 out of 5 from 534 ratings, while Interval Timer □ HIIT Timer averages 4.8 from 86K ratings.
Do Interval Timer or Interval Timer □ HIIT Timer have ads?
Neither Interval Timer nor Interval Timer □ HIIT Timer shows ads.
Which is updated more often, Interval Timer or Interval Timer □ HIIT Timer?
Interval Timer ships an update every 4 weeks, and Interval Timer □ HIIT Timer every 5 weeks. Most recently, Interval Timer was updated on September 17, 2026 and Interval Timer □ HIIT Timer on September 24, 2026.

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