# OpenHIIT vs i.Timer

The clearest difference is in-app purchases: OpenHIIT at none against i.Timer's 1. OpenHIIT also leads on ads (none vs shown) and rating (5.0 vs 4.7). i.Timer's advantage is update cadence (weekly vs monthly) and ratings volume (32 vs 9). On price, review sentiment and device support there is nothing between them.

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

OpenHIIT holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 9 and 32 respectively. Written reviews point the same way: 100% of OpenHIIT's written reviews are positive against 93% of i.Timer's.

OpenHIIT ships an update monthly, i.Timer weekly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OpenHIIT | i.Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/openhiit/id6459617819/reviews)** | [4.7 (32 ratings)](https://appshunter.io/ios/app/itimer-hiit-and-tabata/id6504049425/reviews) |
| Number of ratings | 9 | **32** |
| Positive reviews | **100.0% of reviews** | 92.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 49 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Abigail Mabe](https://appshunter.io/developer/1701885217) | [Gregor Paw](https://appshunter.io/developer/1750764605) |

## What reviewers say

### OpenHIIT

[App page](https://appshunter.io/ios/app/openhiit/id6459617819)

This open-source interval timer app helps optimize various activities like workouts, work sprints, and study sessions. It offers customizable timing, precise controls, and clear auditory and visual alerts to keep you motivated and on track. Users can also join a collaborative community to contribute to its development.

**Highlights:** Customizable interval timing, Precise and user-friendly controls, Auditory and visual alerts, Open-source community collaboration, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### i.Timer

[App page](https://appshunter.io/ios/app/itimer-hiit-and-tabata/id6504049425)

This app provides a modern interval timer for various fitness activities like HIIT, Tabata, and workouts. It supports background music playback and offers customizable sounds for transitions. The app features a clean interface with light and dark modes, making training more engaging.

**Highlights:** Interval timer for HIIT, Tabata, EMOM, Background mode for music playback, Customizable interval sounds, Preconfigured timers, Light and dark modes, Last activity displayed on home screen

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium features | $6.99 | one-time |


## Frequently asked questions

### Is OpenHIIT free?

OpenHIIT is free to download, with no in-app purchases.

### Is i.Timer free?

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

### Which has better reviews, OpenHIIT or i.Timer?

OpenHIIT is rated higher. OpenHIIT averages 5.0 out of 5 from 9 ratings, while i.Timer averages 4.7 from 32 ratings.

### Do OpenHIIT or i.Timer have ads?

i.Timer shows ads; OpenHIIT does not.

### Which is updated more often, OpenHIIT or i.Timer?

OpenHIIT ships an update monthly, and i.Timer weekly. Most recently, OpenHIIT was updated on October 24, 2026 and i.Timer on October 27, 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.*