Comparison

Interval Timer □ HIIT Timer vs Warudo

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

Head to head
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

About

Warudo

Create custom interval timers for various workouts like HIIT and Tabata. Automatically change music based on exercise intensity and sync workout data with Apple Health. Share routines with others.

Highlights
  • Customizable interval timers
  • Music integration with Apple Music
  • Sync with Apple Health
  • Shareable workout routines
  • Exercise-specific music changes
  • Background operation
Features
Read full description

Warudo is an IOS Exclusive timer app which lets you create Tabata, Boxing or any type of timer and play it with your favorite playlist. You can add custom sets, exercises and even steps which are the parts of the exercises. Exercises can change the playing music automatically. Warudo supports Health App and can save your workouts and burned calories to Health App. Calories burned can be modified before saved to Apple Health, if you are using any external calculation or device for calorie calculations. You need to save activity type of your routines for this features. Warudo does not contain any ads. BEFORE YOU DOWNLOAD: Music playing features not available on Apple Watch. Non paying users cannot play timer routines which is longer than 15 minutes, and cannot add notes to routine activity. Also loop feature only available for paying users. You can unlock these features by one time purchase. Features - Highly Customizable - Ability to create very complex workouts, when compared to the other timer apps. - Templates for boxing, tabata and countdown routines. - Can play playlists from Apple Music. - Supports iOS 13 Dark Mode. - Can save workouts and calorie calculations to Health App. - Keeps history for played routines. - Exercises can change current song to preferred song. For example you can set your low intensity training to play slow music and high intensity training to play fast music. - Can play sounds periodically. - Exercises and sets can have ending warnings. - Supports landscape and portrait modes. - Forward and back buttons exist for sets, exercises and steps. - Every routine can have different background or text color. - When warudo is in background it can still read step names and play sounds, even in locked screen. You need to enable background mode from settings for this feature. - Background or text color can be changed for every step. - Can speak step names with text to speech. Also play sounds like beeps and bells. - Can speak in all languages which is exists on the IOS text to speech. - Speech speed can be different for every step. - You can send and receive routines with AirDrop, files app, mail apps, messaging apps or any app that supports transfer data. - You can copy routines, sets, exercises or steps by swiping them to left. Icons by Icons8

Screenshots

Interval Timer □ HIIT Timer4 screens
Warudo4 screens

Verdict

The call

The clearest difference is review sentiment: Warudo at 100% against Interval Timer □ HIIT Timer's 61%. Warudo also leads on update cadence (every 5 days vs every 5 weeks) and rating (5.0 vs 4.8). Interval Timer □ HIIT Timer's advantage is ratings volume (86K vs 5). On price, ads, in-app purchases and monetization model 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 □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month and Warudo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Warudo holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 61% of Interval Timer □ HIIT Timer's written reviews are positive against 100% of Warudo's.

UpkeepUpdate frequency

Interval Timer □ HIIT Timer ships an update every 5 weeks, Warudo every 5 days. The most recent releases landed on September 25, 2026 and June 1, 2026 respectively.

Scorecard5 real differences · 5 level
Interval Timer □ HIIT Timer versus Warudo: the parameters behind the verdict, then further details
ParameterInterval Timer □ HIIT TimerWarudo
PriceFreeFree
Rating4.8 (86K ratings)5.0 (5 ratings) — better
Positive reviews60.7% of reviews100.0% of reviews — better
Number of ratings86K — better5
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.611.0 — better
Further details — not scored
Size34 MB24 MB
Age rating4+4+
DeveloperFloat Tech, LLCFirat Ozsarikamis

Customer experience

Interval Timer □ HIIT Timer

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

Warudo

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

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

Warudo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

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
1 purchases

Warudo

One-time1
  • Warudo Pro$4.99

Questions

Is Interval Timer □ HIIT Timer free?
Interval Timer □ HIIT Timer is free to download, with in-app purchases available.
Is Warudo free?
Warudo is free to download, with in-app purchases available.
Which has better reviews, Interval Timer □ HIIT Timer or Warudo?
Warudo is rated higher. Interval Timer □ HIIT Timer averages 4.8 out of 5 from 86K ratings, while Warudo averages 5.0 from 5 ratings.
Do Interval Timer □ HIIT Timer or Warudo have ads?
Neither Interval Timer □ HIIT Timer nor Warudo shows ads.
Which is updated more often, Interval Timer □ HIIT Timer or Warudo?
Interval Timer □ HIIT Timer ships an update every 5 weeks, and Warudo every 5 days. Most recently, Interval Timer □ HIIT Timer was updated on September 25, 2026 and Warudo on June 1, 2026.

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