# N次机会法则 vs SparkRing

The clearest difference is device support: SparkRing at 3 against N次机会法则's —. SparkRing also leads on iOS requirement (15.0 vs 17.6). On price 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.

## The numbers

| Metric | N次机会法则 | SparkRing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 1 MB | 6 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [万民 林](https://appshunter.io/developer/1832382721) | [鑫 宋](https://appshunter.io/developer/1886011792) |

## What reviewers say

### N次机会法则

[App page](https://appshunter.io/ios/app/n/id6751137383)

**In-app purchases:** none


### SparkRing

[App page](https://appshunter.io/ios/app/sparkring/id6760737774)

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

**In-app purchases:** none


## Frequently asked questions

### Is N次机会法则 free?

N次机会法则 is free to download, with no in-app purchases.

### Is SparkRing free?

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

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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.*