# Interval Timer vs HIIT Timer / Interval Timer

The clearest difference is rating: HIIT Timer / Interval Timer at 4.9 against Interval Timer's 2.0. HIIT Timer / Interval Timer also leads on update cadence (every 2 months vs every 34 months) and ratings volume (14 vs 1). Interval Timer's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HIIT Timer / Interval Timer holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: HIIT Timer / Interval Timer has 14 ratings behind it against 1, so its average is the more settled of the two.

Interval Timer ships an update every 34 months, HIIT Timer / Interval Timer every 2 months. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Interval Timer | HIIT Timer / Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-just-sw/id1208913244/reviews) | **[4.9 (14 ratings)](https://appshunter.io/ios/app/hiit-timer-interval-timer/id1610842683/reviews)** |
| Number of ratings | 1 | **14** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 34 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 8 MB | 12 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tony Peng](https://appshunter.io/developer/560451165) | [FugaPiyo Inc.](https://appshunter.io/developer/1497887610) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-just-sw/id1208913244)

This app provides a customizable interval timer for High Intensity Interval Training (HIIT) and Tabata workouts. Easily set up your workout structure with custom sets, action times, and break times for any interval training routine.

**Highlights:** Customizable sets, Action time settings, Break time settings, HIIT training support, Tabata training support, Simple and easy to use

**Features:** macOS Compatibility

**In-app purchases:** none


### HIIT Timer / Interval Timer

[App page](https://appshunter.io/ios/app/hiit-timer-interval-timer/id1610842683)

This app provides a customizable timer for high-intensity interval training. Easily set up warm-up, workout, and cool-down periods with adjustable intervals and counts. Personalize colors, sounds, and notifications for a tailored experience.

**Highlights:** Unlimited timer creation, Customizable intervals (warm-up, workout, cool-down), Adjustable counts, Color and sound customization, Dark mode support, Background notifications

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

Interval Timer is free to download, with no in-app purchases.

### Is HIIT Timer / Interval Timer free?

HIIT Timer / Interval Timer is free to download, with no in-app purchases.

### Which has better reviews, Interval Timer or HIIT Timer / Interval Timer?

HIIT Timer / Interval Timer is rated higher. Interval Timer averages 2.0 out of 5 from 1 ratings, while HIIT Timer / Interval Timer averages 4.9 from 14 ratings.

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

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

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

Interval Timer ships an update every 34 months, and HIIT Timer / Interval Timer every 2 months. Most recently, Interval Timer was updated on June 1, 2026 and HIIT Timer / Interval Timer on September 17, 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.*