# OpenHIIT vs IntervalFree

The clearest difference is rating: OpenHIIT at 5.0 against IntervalFree's 4.8. OpenHIIT also leads on update cadence (monthly vs every 2 months) and device support (3 vs 1). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OpenHIIT holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 8 and 23 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

OpenHIIT ships an update monthly, IntervalFree every 2 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | OpenHIIT | IntervalFree |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/openhiit/id6459617819/reviews)** | [4.8 (23 ratings)](https://appshunter.io/ios/app/intervalfree/id6759891915/reviews) |
| Number of ratings | 8 | **23** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 26 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abigail Mabe](https://appshunter.io/developer/1701885217) | [LIFEFLOW AI, LLC](https://appshunter.io/developer/1880544564) |

## 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


### IntervalFree

[App page](https://appshunter.io/ios/app/intervalfree/id6759891915)

This app provides a simple and fully customizable interval timer for workouts. It offers unlimited workout profiles, background support, and Live Activities for real-time progress tracking on your lock screen. Enjoy a completely free experience with no ads or paywalls.

**Highlights:** Unlimited workout profiles, Customizable action/break durations, Live Activities on Lock Screen, Background timer support, Multiple sound themes, Workout library with stats, Celebration screen upon completion

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenHIIT free?

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

### Is IntervalFree free?

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

### Which has better reviews, OpenHIIT or IntervalFree?

OpenHIIT is rated higher. OpenHIIT averages 5.0 out of 5 from 8 ratings, while IntervalFree averages 4.8 from 23 ratings.

### Do OpenHIIT or IntervalFree have ads?

Neither OpenHIIT nor IntervalFree shows ads.

### Which is updated more often, OpenHIIT or IntervalFree?

OpenHIIT ships an update monthly, and IntervalFree every 2 months. Most recently, OpenHIIT was updated on October 18, 2026 and IntervalFree on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*