# HIIT Interval Timer vs Interval Timer X Workout Timer

The clearest difference is review sentiment: Interval Timer X Workout Timer at 94% against HIIT Interval Timer's 53%. Interval Timer X Workout Timer also leads on rating (4.8 vs 4.2) and update cadence (every 6 weeks vs every 5 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. HIIT Interval Timer sells 1 one-off in-app purchase 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.

Interval Timer X Workout Timer holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Interval Timer X Workout Timer has 686 ratings behind it against 102, so its average is the more settled of the two. Written reviews point the same way: 53% of HIIT Interval Timer's written reviews are positive against 94% of Interval Timer X Workout Timer's.

HIIT Interval Timer ships an update every 5 months, Interval Timer X Workout Timer every 6 weeks. Both last shipped on October 8, 2026.

## The numbers

| Metric | HIIT Interval Timer | Interval Timer X Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (102 ratings)](https://appshunter.io/ios/app/hiit-interval-timer/id980471893/reviews) | **[4.8 (686 ratings)](https://appshunter.io/ios/app/interval-timer-x-workout-timer/id1448144846/reviews)** |
| Number of ratings | 102 | **686** |
| Positive reviews | 52.6% of reviews | **93.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 45 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thang Nguyen](https://appshunter.io/developer/921360262) | [世恬 颜](https://appshunter.io/developer/1448144845) |

## What reviewers say

### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer/id980471893)

This app provides a flexible interval timer for high-intensity training. Customize workout cycles, rest periods, and receive color, voice, and sound navigation cues. It runs in the background and offers a built-in music player.

**Highlights:** Customizable interval and rest times, Background and screen-locked operation, Color, voice, and sound navigation, Built-in music player, Create and manage custom timers, Multiple themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $4.99 | one-time |


### 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 Interval Timer free?

HIIT Interval Timer 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 Interval Timer or Interval Timer X Workout Timer?

Interval Timer X Workout Timer is rated higher. HIIT Interval Timer averages 4.2 out of 5 from 102 ratings, while Interval Timer X Workout Timer averages 4.8 from 686 ratings.

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

Both HIIT Interval Timer and Interval Timer X Workout Timer show ads.

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

HIIT Interval Timer ships an update every 5 months, and Interval Timer X Workout Timer every 6 weeks. Most recently, HIIT Interval Timer was updated on October 8, 2026 and Interval Timer X Workout Timer on October 8, 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.*