# Fitness Explosion vs Interval Timer HIIT Workout

The clearest difference is in-app purchases: Fitness Explosion at none against Interval Timer HIIT Workout's 5. Fitness Explosion also leads on ads (none vs shown) and iOS requirement (9.0.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Interval Timer HIIT Workout sells 5 in-app purchases, starting at $1.99 per month. Fitness Explosion asks for nothing beyond the download.

## The numbers

| Metric | Fitness Explosion | Interval Timer HIIT Workout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (342 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716/reviews)** |
| Number of ratings | — | **342** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 98 MB |
| Requires iOS | **9.0.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Fitness Explosion Elite Training](https://appshunter.io/developer/1619513053) | [Roli LLC](https://appshunter.io/developer/1792785559) |

## What reviewers say

### Fitness Explosion

[App page](https://appshunter.io/ios/app/fitness-explosion/id1619513051)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer HIIT Workout

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716)

Customize your HIIT and Tabata workouts with this versatile interval timer. Features AI voice cues from celebrity personalities, music integration, and Apple Health syncing. Track your progress and share routines with ease.

**Highlights:** Customizable work/rest periods, AI voice cues from celebrity personalities, Music integration, Apple Health & Apple Watch sync, Save and organize workouts, Real-time exercise on-screen cues, Share workouts with others

**Features:** Family Sharing, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $29.99 | per year |
| Yearly Subscription | $29.99 | per year |
| One Time Purchase | $19.99 | one-time |


## Frequently asked questions

### Is Fitness Explosion free?

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

### Is Interval Timer HIIT Workout free?

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

### Do Fitness Explosion or Interval Timer HIIT Workout have ads?

Interval Timer HIIT Workout shows ads; Fitness Explosion does not.

---

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