# OpenHIIT vs Abburn

The clearest difference is ratings volume: OpenHIIT at 9 against Abburn's 1. OpenHIIT also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for OpenHIIT against 5.0 for Abburn. That said, the two scores are not equally well evidenced: OpenHIIT has 9 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | OpenHIIT | Abburn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (9 ratings)](https://appshunter.io/ios/app/openhiit/id6459617819/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/abburn/id6790615910/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | Free |
| Size | 26 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abigail Mabe](https://appshunter.io/developer/1701885217) | [Dora Alkan](https://appshunter.io/developer/6790615912) |

## 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


### Abburn

[App page](https://appshunter.io/ios/app/abburn/id6790615910)

This app provides a minimalist interval timer for Tabata and HIIT workouts. It features guided exercises with demos, custom workout building, and a quick timer for personalized intervals. Enjoy a clutter-free, offline experience with audio cues and progress tracking.

**Highlights:** Guided Tabata and HIIT workouts, Custom workout builder, Exercise library with demos, Configurable interval timer, Audio cues for workout phases, Offline functionality, Dark and light themes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpenHIIT free?

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

### Is Abburn free?

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

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

OpenHIIT and Abburn are both rated 5.0 out of 5 on the App Store, from 9 and 1 ratings respectively.

### Do OpenHIIT or Abburn have ads?

Neither OpenHIIT nor Abburn shows ads.

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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.*