# OCR文字识别 vs 地震预警

The clearest difference is device support: OCR文字识别 at 2 against 地震预警's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. OCR文字识别 sells 1 in-app purchase, starting at $39.99 per year and 地震预警 sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | OCR文字识别 | 地震预警 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Every 5 days | — |
| Size | 20 MB | 70 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [浩 孙](https://appshunter.io/developer/1677286433) | [树轩 魏](https://appshunter.io/developer/1728876217) |

## What reviewers say

### OCR文字识别

[App page](https://appshunter.io/ios/app/ocr/id6476686408)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $39.99 | per year |


### 地震预警

[App page](https://appshunter.io/ios/app/and/id6479295528)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP包月 | $9.99 | per month |
| VIP包季 | $29.99 | per 3 months |
| VIP包年 | $39.99 | per year |


## Frequently asked questions

### Is OCR文字识别 free?

OCR文字识别 is free to download, with in-app purchases available.

### Is 地震预警 free?

地震预警 is free to download, with in-app purchases available.

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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.*