# LightsOutGo vs Number Grouping Puzzle

The clearest difference is in-app purchases: LightsOutGo at none against Number Grouping Puzzle's 1. LightsOutGo also leads on ads (none vs shown) and iOS requirement (13.4 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Number Grouping Puzzle sells 1 one-off in-app purchase. LightsOutGo asks for nothing beyond the download.

## The numbers

| Metric | LightsOutGo | Number Grouping Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 months |
| Size | 24 MB | 560 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ali Bagdatli](https://appshunter.io/developer/1764569360) | [Umut Cakmak](https://appshunter.io/developer/1687371801) |

## What reviewers say

### LightsOutGo

[App page](https://appshunter.io/ios/app/lightsoutgo/id6737984020)

**In-app purchases:** none


### Number Grouping Puzzle

[App page](https://appshunter.io/ios/app/number-grouping-puzzle/id6743176329)

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Forced Ads 1 Year | $0.29 | one-time |


## Frequently asked questions

### Is LightsOutGo free?

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

### Is Number Grouping Puzzle free?

Number Grouping Puzzle is free to download, with in-app purchases available.

### Do LightsOutGo or Number Grouping Puzzle have ads?

Number Grouping Puzzle shows ads; LightsOutGo does not.

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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.*