# HIIT vs Interval Timer X Workout Timer

The clearest difference is ratings volume: HIIT at 31K against Interval Timer X Workout Timer's 686. On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. HIIT sells 11 in-app purchases, starting at $2.99 per 7 days and Interval Timer X Workout Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for HIIT against 4.8 for Interval Timer X Workout Timer. That said, the two scores are not equally well evidenced: HIIT has 31K ratings behind it against 686, so its average is the more settled of the two. Written reviews are what separate them: 91% of HIIT's written reviews are positive against 94% of Interval Timer X Workout Timer's.

HIIT ships an update monthly, Interval Timer X Workout Timer every 6 weeks. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | HIIT | Interval Timer X Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (31K ratings)](https://appshunter.io/ios/app/hiit-workouts-and-timer/id891535485/reviews)** | [4.8 (686 ratings)](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846/reviews) |
| Number of ratings | **31K** | 686 |
| Positive reviews | 90.8% of reviews | **93.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 159 MB | 45 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fast Builder Limited](https://appshunter.io/developer/596300475) | [世恬 颜](https://appshunter.io/developer/1448144845) |

## What reviewers say

### HIIT

[App page](https://appshunter.io/ios/app/hiit-workouts-and-timer/id891535485)

This app offers short, high-intensity interval training (HIIT) workouts that can be done anywhere with no equipment. It provides scientifically proven exercises, custom timer templates, and progress tracking to help users achieve fitness results quickly.

**Highlights:** Short, high-intensity workouts, Customizable timer templates, Step-by-step instructions, Calendar and weight tracking, Voice and video guidance, Apple Health integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lock-in our cheapest price! | $2.99 | per 7 days |
| 7M Pro | $2.99 | per 7 days |
| Get Yearly Premium! | $9.99 | per year |
| Interval Timer Pro + Workouts | $12.99 | per month |
| Interval Timer X premium | $19.99 | per 3 months |
| 7M Pro | $19.99 | per 3 months |
| Get Monthly Premium! | $19.99 | per month |
| Get Yearly Premium! | $19.99 | per year |
| Interval Timer X premium | $29.99 | per year |
| 7M Pro | $29.99 | per year |
| Interval Timer Pro + Workouts | $39.99 | per year |

**What reviewers like**

- 👍 Variety and flexibility of workouts
- 🚀 Easy to follow and effective workouts
- 💪 Workouts challenge users and help them see results
- 🎨 Good range of difficulty levels
- ⏱️ Convenient short workout options

**What reviewers complain about**

- 🐛 Some workouts are too easy or repetitive
- 🔇 Lack of music or audio guidance during workouts
- 💰 Concerns about paid subscription model
- 🤔 Lack of modifications or low-impact options

**Reported bugs**

- Some videos or links not working
- Occasional crashes or performance issues

**Requested features**

- Option to create custom workouts
- More workout types beyond just HIIT
- Integration with fitness tracking apps
- Ability to save favorite workouts


### Interval Timer X Workout Timer

[App page](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846)

This versatile timer helps you structure workouts, manage daily tasks, and achieve fitness goals. Customize routines, track progress with visual cues, and stay motivated with customizable sounds. Ideal for HIIT, Tabata, yoga, and more.

**Highlights:** Customizable workout routines, Standalone interval timer/counter, Routine combination feature, Customizable warning sounds, Intuitive interface with dark mode, Background usage support, Workout summary and history

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer X Premium | $6.99 | one-time |

**What reviewers like**

- 🚀 Interval timer
- 👍 Easy to use
- 👍 Customizable
- 👍 Useful for workouts
- 👍 Reliable

**What reviewers complain about**

- 💰 Ads in free version
- 🐛 Occasional bugs or crashes

**Reported bugs**

- Interval set index display issue
- Compatibility issues with older devices

**Requested features**

- Audio ducking for music playback
- Voice countdown
- Ability to store custom settings automatically
- Vibration option in addition to audio


## Frequently asked questions

### Is HIIT free?

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

### Is Interval Timer X Workout Timer free?

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

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

HIIT is rated higher. HIIT averages 4.8 out of 5 from 31K ratings, while Interval Timer X Workout Timer averages 4.8 from 686 ratings.

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

Both HIIT and Interval Timer X Workout Timer show ads.

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

HIIT ships an update monthly, and Interval Timer X Workout Timer every 6 weeks. Most recently, HIIT was updated on September 24, 2026 and Interval Timer X Workout Timer 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.*