# Interval Timer vs HIIT timer chronometer gym

The clearest difference is in-app purchases: HIIT timer chronometer gym at none against Interval Timer's 8. Interval Timer's advantage is update cadence (every 9 days vs every 7 months) and ratings volume (19K vs 37). On price, rating, ads and device support there is nothing between them.

Both are free to download. Interval Timer sells 6 in-app purchases, starting at $0.99 per month. HIIT timer chronometer gym asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Interval Timer against 4.4 for HIIT timer chronometer gym. That said, the two scores are not equally well evidenced: Interval Timer has 19K ratings behind it against 37, so its average is the more settled of the two. Written reviews are what separate them: 69% of Interval Timer's written reviews are positive against 53% of HIIT timer chronometer gym's.

Interval Timer ships an update every 9 days, HIIT timer chronometer gym every 7 months. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Interval Timer | HIIT timer chronometer gym |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (19K ratings)](https://appshunter.io/ios/app/interval-timer-tabata-timer/id406473568/reviews)** | [4.4 (37 ratings)](https://appshunter.io/ios/app/hiit-timer-chronometer-gym/id1086940926/reviews) |
| Number of ratings | **19K** | 37 |
| Positive reviews | **69.0% of reviews** | 52.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 7 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 143 MB | 7 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NEO PIXEL LABS PTE. LTD.](https://appshunter.io/developer/1788472183) | [Mireia Lluch Ortola](https://appshunter.io/developer/1003230042) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-tabata-timer/id406473568)

This app helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.

**Highlights:** Customizable sets, intervals, and rest times, Runs in background and with screen locked, Music playlist integration, Save settings as templates, Apple Health integration for heart rate, Post workouts to social media

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus - 1 Month | $0.99 | per month |
| Premium - 1 Month | $1.99 | per month |
| Plus - 1 Month | $1.99 | per month |
| Premium - 1 Month | $2.99 | per month |
| Plus - 1 Year | $4.99 | per year |
| Premium - 1 Year | $9.99 | per year |

**What reviewers like**

- 🚀 Free version works well
- 👍 Customizable intervals and timers
- 👍 Flexible for different workouts
- 👍 Easy to use and set up
- 👍 Provides visual and audio cues

**What reviewers complain about**

- 🐛 Timer issues (stops, loses time)
- 🔋 Drains battery when used
- 💰 Expensive subscription model
- 📢 Intrusive ads
- 🔒 Incompatible with other apps

**Reported bugs**

- Ads block functionality
- App freezes or crashes
- Timer doesn't work in background

**Requested features**

- Add notes to workouts
- Provide workout history and analytics
- Allow syncing with Apple Health
- Improve Apple Watch integration
- Add more customization options


### HIIT timer chronometer gym

[App page](https://appshunter.io/ios/app/hiit-timer-chronometer-gym/id1086940926)

This interval timer helps you manage work and rest periods for various fitness activities like HIIT, tabata, and strength training. It offers customizable settings for timers, repetitions, and series, with audible and visual cues to guide your workouts.

**Highlights:** Programmable timers, Customizable time settings, Customizable series and repetitions, Audible and visual alerts, Pause and resume functionality, Speaking coach

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Effective for HIIT workouts
- 💰 Free to use
- 👌 Good for basic timing needs
- 🗣️ Voice control is superb

**What reviewers complain about**

-  anúncios Annoying ads
- 🔇 No sound issues
- 🔒 Screen locks and app stops
- 👎 Unstable, crashes during workouts
- 🎛️ Limited customization options

**Reported bugs**

- Screen goes to sleep and locks
- Screen turns off after last update
- No sound
- App disappears during workouts
- Timer stops when screen is locked

**Requested features**

- Ability to save workout settings
- Option to create rest periods for stretching
- Specify series vs. exercises better
- Basic customization would be useful
- Landscape mode


## Frequently asked questions

### Is Interval Timer free?

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

### Is HIIT timer chronometer gym free?

HIIT timer chronometer gym is free to download, with no in-app purchases.

### Which has better reviews, Interval Timer or HIIT timer chronometer gym?

Interval Timer is rated higher. Interval Timer averages 4.5 out of 5 from 19K ratings, while HIIT timer chronometer gym averages 4.4 from 37 ratings.

### Do Interval Timer or HIIT timer chronometer gym have ads?

Both Interval Timer and HIIT timer chronometer gym show ads.

### Which is updated more often, Interval Timer or HIIT timer chronometer gym?

Interval Timer ships an update every 9 days, and HIIT timer chronometer gym every 7 months. Most recently, Interval Timer was updated on September 24, 2026 and HIIT timer chronometer gym on September 17, 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.*