# Interval Timer Pro+ vs Interval Timer HIIT Timer ++

The clearest difference is ads: Interval Timer Pro+ at none against Interval Timer HIIT Timer ++'s shown. Interval Timer Pro+ also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). Interval Timer HIIT Timer ++'s advantage is update cadence (fortnightly vs every 3 months). On price and in-app purchases there is nothing between them.

Both are free to download. Interval Timer Pro+ sells 1 one-off in-app purchase and Interval Timer HIIT Timer ++ sells 1 in-app purchase, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Interval Timer Pro+ ships an update every 3 months, Interval Timer HIIT Timer ++ fortnightly. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Interval Timer Pro+ | Interval Timer HIIT Timer ++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-pro-plus/id1559020398/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Karolis Raiselis](https://appshunter.io/developer/1442359782) | [Appwallet Technologies Private Limited](https://appshunter.io/developer/1581780855) |

## What reviewers say

### Interval Timer Pro+

[App page](https://appshunter.io/ios/app/interval-timer-pro-plus/id1559020398)

This app guides you through interval-based workouts, including Tabata and HIIT, with clear instructions for exercises, rest periods, and rounds. It offers workout history and integrates with Apple Watch for calorie and heart rate tracking.

**Highlights:** Simple workout setup, Advanced workout creation, Exercise naming and warmup, Workout history tracking, Apple Watch integration, Health app integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $1.99 | one-time |


### Interval Timer HIIT Timer ++

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

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is Interval Timer Pro+ free?

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

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

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

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

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

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

Interval Timer Pro+ ships an update every 3 months, and Interval Timer HIIT Timer ++ fortnightly. Most recently, Interval Timer Pro+ was updated on October 2, 2026 and Interval Timer HIIT Timer ++ on October 9, 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.*