# HIIT Interval Timer vs Simple HIIT

The clearest difference is in-app purchases: Simple HIIT at none against HIIT Interval Timer's 1. Simple HIIT also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). HIIT Interval Timer's advantage is update cadence (fortnightly vs every 31 months). On price, review sentiment and device support there is nothing between them.

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

HIIT Interval Timer ships an update fortnightly, Simple HIIT every 31 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | HIIT Interval Timer | Simple HIIT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 31 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 98 MB | 2 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [tsyk-app](https://appshunter.io/developer/1586870924) | [Beesoft Apps](https://appshunter.io/developer/1420966143) |

## What reviewers say

### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer-tabata/id1586870922)

This app provides customizable interval timers for various workout styles like HIIT, Tabata, EMOM, and AMRAP. Track your progress, set weekly goals, and enjoy estimated calorie burn with shareable workout summaries. It offers a free version with core features and a Pro version for enhanced customization and an ad-free experience.

**Highlights:** Customizable interval timers, Multiple workout modes (HIIT, Tabata, EMOM, AMRAP), Weekly goal tracking, Estimated calorie burn, Workout sharing options, Sound and haptic cues, Customizable themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HIIT Timer Pro | $4.99 | one-time |


### Simple HIIT

[App page](https://appshunter.io/ios/app/simple-hiit-interval-timer/id6449968373)

This interval timer app helps you manage work and rest periods for various high-intensity interval training (HIIT) workouts. It offers customizable settings for sets, intervals, and rest times, and can run in the background even when the screen is locked.

**Highlights:** Customizable sets and intervals, Background operation with screen locked, Save settings as templates, Adjustable countdown timer, Pause during rest option, Vibrate and timer sound options

**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 Simple HIIT free?

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

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

HIIT Interval Timer shows ads; Simple HIIT does not.

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

HIIT Interval Timer ships an update fortnightly, and Simple HIIT every 31 months. Most recently, HIIT Interval Timer was updated on October 30, 2026 and Simple HIIT on October 28, 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.*