# Quick Strike Clocks vs 10 Sec Challenge

The clearest difference is in-app purchases: 10 Sec Challenge at none against Quick Strike Clocks's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Quick Strike Clocks sells 1 one-off in-app purchase. 10 Sec Challenge asks for nothing beyond the download.

## The numbers

| Metric | Quick Strike Clocks | 10 Sec Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Size | 29 MB | 33 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Danial Islam](https://appshunter.io/developer/787038507) | [Yudai Nishikawa](https://appshunter.io/developer/1745960087) |

## What reviewers say

### Quick Strike Clocks

[App page](https://appshunter.io/ios/app/quick-strike-clocks/id1330759037)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### 10 Sec Challenge

[App page](https://appshunter.io/ios/app/10-sec-challenge-surprisetimer/id6743366168)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quick Strike Clocks free?

Quick Strike Clocks is free to download, with in-app purchases available.

### Is 10 Sec Challenge free?

10 Sec Challenge is free to download, with no in-app purchases.

### Do Quick Strike Clocks or 10 Sec Challenge have ads?

Both Quick Strike Clocks and 10 Sec Challenge show 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.*