# Interval Clock vs Interval Timer (Simple)

The clearest difference is in-app purchases: Interval Clock at none against Interval Timer (Simple)'s 1. Interval Clock also leads on iOS requirement (5.1.1 vs 15.1). Interval Timer (Simple)'s advantage is device support. On price there is nothing between them.

Both are free to download. Interval Timer (Simple) sells 1 one-off in-app purchase. Interval Clock asks for nothing beyond the download.

## The numbers

| Metric | Interval Clock | Interval Timer (Simple) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/interval-clock/id961918081/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Weekly |
| Monetization | Free | — |
| Size | 17 MB | 28 MB |
| Requires iOS | **5.1.1** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Adam Dachis](https://appshunter.io/developer/623445098) | [Domett Xing](https://appshunter.io/developer/1876098022) |

## What reviewers say

### Interval Clock

[App page](https://appshunter.io/ios/app/interval-clock/id961918081)

This app provides a customizable countdown timer for interval training. It alerts users to speed up or slow down, making it suitable for various exercise equipment or audio-only workouts. Users can set their own interval lengths and timers, with the app remembering the last configuration.

**Highlights:** Customizable interval lengths, Countdown timer with alerts, Supports audio-only workouts, Remembers last interval settings, Ideal for stationary bikes and treadmills

**In-app purchases:** none


### Interval Timer (Simple)

[App page](https://appshunter.io/ios/app/interval-timer-simple/id6758968811)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $6.99 | one-time |


## Frequently asked questions

### Is Interval Clock free?

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

### Is Interval Timer (Simple) free?

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

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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.*