# Interval Timer HIIT Timer ++ vs HIIT Interval Timer

The clearest difference is price: Interval Timer HIIT Timer ++ at Free against HIIT Interval Timer's $9.99. Interval Timer HIIT Timer ++ also leads on update cadence (every 6 days vs every 2 months). HIIT Interval Timer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Interval Timer HIIT Timer ++ is free to download; HIIT Interval Timer costs $9.99 up front. Interval Timer HIIT Timer ++ sells 1 in-app purchase, starting at $1.99 per 7 days. HIIT Interval Timer asks for nothing beyond the download.

Interval Timer HIIT Timer ++ ships an update every 6 days, HIIT Interval Timer every 2 months. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Interval Timer HIIT Timer ++ | HIIT Interval Timer |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 2 months |
| Size | 6 MB | 38 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appwallet Technologies Private Limited](https://appshunter.io/developer/1581780855) | [Moruk LLC](https://appshunter.io/developer/1826185873) |

## What reviewers say

### Interval Timer HIIT Timer ++

[App page](https://appshunter.io/ios/app/interval-timer-hiit-timer-plus-plus/id6737910658)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HIIT | $1.99 | per 7 days |


### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer-tabata/id6756709612)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer HIIT Timer ++ free?

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

### Is HIIT Interval Timer free?

HIIT Interval Timer costs $9.99, with no in-app purchases.

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

Interval Timer HIIT Timer ++ shows ads; HIIT Interval Timer does not.

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

Interval Timer HIIT Timer ++ ships an update every 6 days, and HIIT Interval Timer every 2 months. Most recently, Interval Timer HIIT Timer ++ was updated on September 23, 2026 and HIIT Interval Timer on September 24, 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.*