# HIIT Interval Timer vs Kiimra

The clearest difference is in-app purchases: Kiimra at none against HIIT Interval Timer's 1. Kiimra also leads on ads (none vs shown) and update cadence (every 2 months vs every 5 months). On price, device support and iOS requirement there is nothing between them.

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

HIIT Interval Timer ships an update every 5 months, Kiimra every 2 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | HIIT Interval Timer | Kiimra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (102 ratings)](https://appshunter.io/ios/app/hiit-interval-timer/id980471893/reviews)** | — |
| Number of ratings | **102** | — |
| Positive reviews | 52.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 86 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Thang Nguyen](https://appshunter.io/developer/921360262) | [Lukasz Wrona](https://appshunter.io/developer/1890623043) |

## What reviewers say

### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer/id980471893)

This app provides a flexible interval timer for high-intensity training. Customize workout cycles, rest periods, and receive color, voice, and sound navigation cues. It runs in the background and offers a built-in music player.

**Highlights:** Customizable interval and rest times, Background and screen-locked operation, Color, voice, and sound navigation, Built-in music player, Create and manage custom timers, Multiple themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $4.99 | one-time |


### Kiimra

[App page](https://appshunter.io/ios/app/kiimra/id6762049631)

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

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Interval Timer free?

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

### Is Kiimra free?

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

### Do HIIT Interval Timer or Kiimra have ads?

HIIT Interval Timer shows ads; Kiimra does not.

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

HIIT Interval Timer ships an update every 5 months, and Kiimra every 2 months. Most recently, HIIT Interval Timer was updated on October 8, 2026 and Kiimra on October 8, 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.*