# HC HIIT Interval Timer vs Interval Timer One

The clearest difference is rating: Interval Timer One at 5.0 against HC HIIT Interval Timer's 4.2. Interval Timer One also leads on update cadence (every 2 months vs every 21 months) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Interval Timer One holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

HC HIIT Interval Timer ships an update every 21 months, Interval Timer One every 2 months. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | HC HIIT Interval Timer | Interval Timer One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/hc-hiit-interval-timer/id1501179862/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/interval-timer-one/id6449265364/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 2 MB | 2 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dejan Dragic](https://appshunter.io/developer/1501179861) | [jun hyun](https://appshunter.io/developer/1688453095) |

## What reviewers say

### HC HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hc-hiit-interval-timer/id1501179862)

Create and manage custom interval training workouts with an integrated timer. Design workouts with specific actions, colors, names, and durations. Suitable for personal training or individual fitness routines.

**Highlights:** Create custom workouts, Integrated workout timer, Define actions with color, name, and duration, Use default workouts, Save and reuse workout routines

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer One

[App page](https://appshunter.io/ios/app/interval-timer-one/id6449265364)

This user-friendly interval timer app simplifies fitness routines by allowing effortless customization of workout durations. It offers intuitive controls for setting intervals, pausing, resuming, and adjusting the timer, ensuring a focused and efficient training experience without unnecessary features.

**Highlights:** Intuitive interval customization, Pause and resume functionality, Adjust timer forward/backward, Uninterrupted timer operation, Plays music without disruption

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HC HIIT Interval Timer free?

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

### Is Interval Timer One free?

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

### Which has better reviews, HC HIIT Interval Timer or Interval Timer One?

Interval Timer One is rated higher. HC HIIT Interval Timer averages 4.2 out of 5 from 5 ratings, while Interval Timer One averages 5.0 from 2 ratings.

### Do HC HIIT Interval Timer or Interval Timer One have ads?

Neither HC HIIT Interval Timer nor Interval Timer One shows ads.

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

HC HIIT Interval Timer ships an update every 21 months, and Interval Timer One every 2 months. Most recently, HC HIIT Interval Timer was updated on September 26, 2026 and Interval Timer One on October 1, 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.*