# 错别字识别 vs 易宝A7

The clearest difference is update cadence: 易宝A7 at every 6 days against 错别字识别's every 3 weeks. 错别字识别's advantage is iOS requirement (12.0 vs 15.0). 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.

错别字识别 ships an update every 3 weeks, 易宝A7 every 6 days. The most recent releases landed on October 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 错别字识别 | 易宝A7 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 42 MB | 51 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [博宇 郝](https://appshunter.io/developer/1559676145) | [Shenzhen Topvision Co.,LTD](https://appshunter.io/developer/835396718) |

## What reviewers say

### 错别字识别

[App page](https://appshunter.io/ios/app/id1622143170)

**In-app purchases:** none


### 易宝A7

[App page](https://appshunter.io/ios/app/a7/id6762341039)

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

**In-app purchases:** none


## Frequently asked questions

### Is 错别字识别 free?

错别字识别 is free to download, with no in-app purchases.

### Is 易宝A7 free?

易宝A7 is free to download, with no in-app purchases.

### Do 错别字识别 or 易宝A7 have ads?

Neither 错别字识别 nor 易宝A7 shows ads.

### Which is updated more often, 错别字识别 or 易宝A7?

错别字识别 ships an update every 3 weeks, and 易宝A7 every 6 days. Most recently, 错别字识别 was updated on October 3, 2026 and 易宝A7 on October 28, 2026.

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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.*