# Modern Interval Workout Timer vs ChronoStep

The clearest difference is in-app purchases: ChronoStep at none against Modern Interval Workout Timer's 3. ChronoStep also leads on iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Modern Interval Workout Timer sells 3 in-app purchases, starting at $0.99 per month. ChronoStep asks for nothing beyond the download.

## The numbers

| Metric | Modern Interval Workout Timer | ChronoStep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/modern-interval-workout-timer/id6733239641/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Freemium | — |
| Size | 9 MB | 44 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marc Gauthier](https://appshunter.io/developer/834944348) | [Carl Bredas](https://appshunter.io/developer/6782941656) |

## What reviewers say

### Modern Interval Workout Timer

[App page](https://appshunter.io/ios/app/modern-interval-workout-timer/id6733239641)

This versatile timer supports HIIT, Tabata, circuit training, and combat sports like boxing. Customize visuals, sounds, and presets for a personalized workout experience. Track and replay past sessions with a clean, ad-free interface.

**Highlights:** Interval and regular timer modes, Customizable themes and sounds, Large, bold visuals, Pre-made and saved presets, Workout log and replay, Ad-free experience

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (monthly subscription) | $0.99 | per month |
| Premium (yearly subscription) | $4.99 | per year |
| Lifetime premium | $14.99 | one-time |


### ChronoStep

[App page](https://appshunter.io/ios/app/chronostep/id6790898930)

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

**In-app purchases:** none


## Frequently asked questions

### Is Modern Interval Workout Timer free?

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

### Is ChronoStep free?

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

### Do Modern Interval Workout Timer or ChronoStep have ads?

Neither Modern Interval Workout Timer nor ChronoStep shows ads.

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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.*