# 快速解数独工具 vs LED

The clearest difference is iOS requirement: 快速解数独工具 at 13.0 against LED's 18.0. On price, ads, in-app purchases and device support 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 | 快速解数独工具 | LED |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Size | 5 MB | 7 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [楠 唐](https://appshunter.io/developer/1603049157) | [特 韩](https://appshunter.io/developer/1807021184) |

## What reviewers say

### 快速解数独工具

[App page](https://appshunter.io/ios/app/id6444017157)

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

**In-app purchases:** none


### LED

[App page](https://appshunter.io/ios/app/led-banner-led/id6744369829)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 快速解数独工具 free?

快速解数独工具 is free to download, with no in-app purchases.

### Is LED free?

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

### Do 快速解数独工具 or LED have ads?

Neither 快速解数独工具 nor LED 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.*