# Timer for HIIT training vs Interval Timer

The clearest difference is in-app purchases: Timer for HIIT training at none against Interval Timer's 1. Interval Timer's advantage is update cadence (every 2 months vs every 37 months) and ratings volume (246 vs 10). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Timer sells 1 one-off in-app purchase. Timer for HIIT training asks for nothing beyond the download.

Interval Timer holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Interval Timer has 246 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 67% of Timer for HIIT training's written reviews are positive against 84% of Interval Timer's.

Timer for HIIT training ships an update every 37 months, Interval Timer every 2 months. The most recent releases landed on June 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Timer for HIIT training | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (10 ratings)](https://appshunter.io/ios/app/timer-for-hiit-training/id1352280983/reviews) | **[4.9 (246 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workout/id1596127692/reviews)** |
| Number of ratings | 10 | **246** |
| Positive reviews | 66.7% of reviews | **83.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 37 months | **Every 2 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 5 MB | 12 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sergio Musoles Tornador](https://appshunter.io/developer/1235548127) | [Yosyp Hameliak](https://appshunter.io/developer/895008826) |

## What reviewers say

### Timer for HIIT training

[App page](https://appshunter.io/ios/app/timer-for-hiit-training/id1352280983)

This interval training app helps you manage your workouts for various activities like cycling, running, weightlifting, and HIIT. It offers customizable timers for sets, repetitions, and pauses, with visual cues to guide your sessions.

**Highlights:** Customizable time settings, Customizable number of series, Customizable number of repetitions, Pause and resume sessions, Visual cue screen color changes

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workout/id1596127692)

This interval timer is designed for HIIT and interval training. Easily set work and rest periods, sets, and rounds to guide your workouts. It supports background operation and music playback, with an Apple Watch companion app for heart rate monitoring.

**Highlights:** Customizable work and rest periods, Set number of sets and rounds, Background operation support, Music playback compatibility, Apple Watch integration, Heart rate monitoring (Apple Watch)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Timer for HIIT training free?

Timer for HIIT training is free to download, with no in-app purchases.

### Is Interval Timer free?

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

### Which has better reviews, Timer for HIIT training or Interval Timer?

Interval Timer is rated higher. Timer for HIIT training averages 4.7 out of 5 from 10 ratings, while Interval Timer averages 4.9 from 246 ratings.

### Do Timer for HIIT training or Interval Timer have ads?

Both Timer for HIIT training and Interval Timer show ads.

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

Timer for HIIT training ships an update every 37 months, and Interval Timer every 2 months. Most recently, Timer for HIIT training was updated on June 1, 2026 and Interval Timer on September 28, 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.*