# BlueInk vs 暖控精灵

The clearest difference is in-app purchases: 暖控精灵 at none against BlueInk's 2. 暖控精灵 also leads on ads (none vs shown). BlueInk's advantage is iOS requirement (11.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. BlueInk sells 2 one-off in-app purchases. 暖控精灵 asks for nothing beyond the download.

## The numbers

| Metric | BlueInk | 暖控精灵 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Size | 71 MB | 70 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [皇驳 宋](https://appshunter.io/developer/1516950089) | [冠源 余](https://appshunter.io/developer/1100084170) |

## What reviewers say

### BlueInk

[App page](https://appshunter.io/ios/app/blueink-text-recognition/id1536581861)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Normal member | $3.99 | one-time |
| golden member | $9.99 | one-time |


### 暖控精灵

[App page](https://appshunter.io/ios/app/id6749358686)

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

**In-app purchases:** none


## Frequently asked questions

### Is BlueInk free?

BlueInk is free to download, with in-app purchases available.

### Is 暖控精灵 free?

暖控精灵 is free to download, with no in-app purchases.

### Do BlueInk or 暖控精灵 have ads?

BlueInk shows ads; 暖控精灵 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.*