# Running Interval Timer HIIT vs Interval Timer

The clearest difference is ads: Interval Timer at none against Running Interval Timer HIIT's shown. Interval Timer also leads on update cadence (monthly vs every 7 months). Running Interval Timer HIIT's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price and in-app purchases there is nothing between them.

Both are free to download. Running Interval Timer HIIT sells 6 in-app purchases, starting at $5.99 per month and Interval Timer sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Running Interval Timer HIIT ships an update every 7 months, Interval Timer monthly. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Running Interval Timer HIIT | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/interval-timer-kntc/id6756572360/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 48 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ali Umer](https://appshunter.io/developer/1584417594) | [Ruslan Sayfutdinov](https://appshunter.io/developer/1195076753) |

## What reviewers say

### Running Interval Timer HIIT

[App page](https://appshunter.io/ios/app/running-interval-timer-hiit/id6751126058)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Running Timer | $5.99 | per month |
| Running Interval | $7.99 | per 7 days |
| Running Timer | $12.99 | per 3 months |
| Running Timer | $19.99 | per 6 months |
| Running Interval | $34.99 | per year |
| Running Timer | $34.99 | one-time |


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-kntc/id6756572360)

This app provides a customizable interval timer for various training styles like HIIT, boxing, and Tabata. It features a distraction-free interface, audio cues, and haptic feedback for focused workouts. It also integrates with HealthKit to log your training sessions.

**Highlights:** Customizable work/rest intervals, HIIT, Sprint, Boxing, and Tabata timers, Rounds and sets control, Audio cues and voice guidance, Haptic feedback, HealthKit integration

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KNTC Interval Timer Monthly Access | $2.99 | per month |
| Weekly Access | $4.99 | per 7 days |
| KNTC Interval Timer Annual Access | $19.99 | per year |
| KNTC Interval Timer PRO | $29.99 | one-time |


## Frequently asked questions

### Is Running Interval Timer HIIT free?

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

### Is Interval Timer free?

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

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

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

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

Running Interval Timer HIIT ships an update every 7 months, and Interval Timer monthly. Most recently, Running Interval Timer HIIT was updated on November 8, 2026 and Interval Timer on November 5, 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.*