# HIIT vs Interval Timer HIIT Workout

The clearest difference is rating: Interval Timer HIIT Workout at 4.9 against HIIT's 4.3. Interval Timer HIIT Workout also leads on ratings volume (311 vs 34) and review sentiment (67% vs 57%). HIIT's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. HIIT sells 8 in-app purchases, starting at $0.99 per month and Interval Timer HIIT Workout sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Interval Timer HIIT Workout holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: Interval Timer HIIT Workout has 311 ratings behind it against 34, so its average is the more settled of the two. Written reviews point the same way: 57% of HIIT's written reviews are positive against 67% of Interval Timer HIIT Workout's.

HIIT ships an update every 2 weeks, Interval Timer HIIT Workout weekly. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | HIIT | Interval Timer HIIT Workout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (34 ratings)](https://appshunter.io/ios/app/hiit-simple-interval-timer/id6449472984/reviews) | **[4.9 (311 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716/reviews)** |
| Number of ratings | 34 | **311** |
| Positive reviews | 57.1% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 83 MB | 108 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Kazakov](https://appshunter.io/developer/1290266003) | [Roli LLC](https://appshunter.io/developer/1792785559) |

## What reviewers say

### HIIT

[App page](https://appshunter.io/ios/app/hiit-simple-interval-timer/id6449472984)

Design and track custom interval running workouts with real-time data and audio cues. This app offers detailed post-run analysis and integrates with Apple Health and Apple Watch for phone-free training.

**Highlights:** Customizable intervals (time, distance, open), Support for HIIT, tempo, fartlek, pyramid, progression workouts, Real-time tracking of pace, cadence, heart rate, Audio cues for guidance, Phone-free Apple Watch operation, Post-run analysis and GPX export, Apple Health integration

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Day 2 | $0.99 | per month |
| Premium Weekly | $3.99 | per 7 days |
| Premium Monthly Day 1 | $4.99 | per month |
| Premium Monthly | $9.99 | per month |
| Premium 3 Months | $19.99 | per 3 months |
| Premium Annual Special Offer | $29.99 | per year |
| Interval Run Premium Yearly | $59.99 | per year |
| Intreval Run Premium Lifetime | $39.99 | one-time |


### Interval Timer HIIT Workout

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716)

Customize your HIIT and Tabata workouts with this versatile interval timer. Features AI voice cues from celebrity personalities, music integration, and Apple Health syncing. Track your progress and share routines with ease.

**Highlights:** Customizable work/rest periods, AI voice cues from celebrity personalities, Music integration, Apple Health & Apple Watch sync, Save and organize workouts, Real-time exercise on-screen cues, Share workouts with others

**Features:** Family Sharing, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $29.99 | per year |
| Yearly Subscription | $29.99 | per year |
| One Time Purchase | $19.99 | one-time |


## Frequently asked questions

### Is HIIT free?

HIIT is free to download, with in-app purchases available.

### Is Interval Timer HIIT Workout free?

Interval Timer HIIT Workout is free to download, with in-app purchases available.

### Which has better reviews, HIIT or Interval Timer HIIT Workout?

Interval Timer HIIT Workout is rated higher. HIIT averages 4.3 out of 5 from 34 ratings, while Interval Timer HIIT Workout averages 4.9 from 311 ratings.

### Do HIIT or Interval Timer HIIT Workout have ads?

Interval Timer HIIT Workout shows ads; HIIT does not.

### Which is updated more often, HIIT or Interval Timer HIIT Workout?

HIIT ships an update every 2 weeks, and Interval Timer HIIT Workout weekly. Most recently, HIIT was updated on September 18, 2026 and Interval Timer HIIT Workout on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*