# 教师资格证笔试题库 vs 改字猫

The clearest difference is update cadence: 改字猫 at every 3 days against 教师资格证笔试题库's every 2 months. 教师资格证笔试题库's advantage is iOS requirement (12.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 教师资格证笔试题库 sells 3 in-app purchases, starting at $4.99 per month and 改字猫 sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

教师资格证笔试题库 ships an update every 2 months, 改字猫 every 3 days. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 教师资格证笔试题库 | 改字猫 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 7 MB | 8 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [竹音 李](https://appshunter.io/developer/1763742510) | [江帅 杨](https://appshunter.io/developer/6802702510) |

## What reviewers say

### 教师资格证笔试题库

[App page](https://appshunter.io/ios/app/2025/id6747487084)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $4.99 | per month |
| 年会员 | $9.99 | one-time |
| 两年会员 | $14.99 | one-time |


### 改字猫

[App page](https://appshunter.io/ios/app/id6803838346)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $4.99 | per 7 days |
| 月会员 | $9.99 | per month |
| 年会员 | $19.99 | per year |


## Frequently asked questions

### Is 教师资格证笔试题库 free?

教师资格证笔试题库 is free to download, with in-app purchases available.

### Is 改字猫 free?

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

### Do 教师资格证笔试题库 or 改字猫 have ads?

Neither 教师资格证笔试题库 nor 改字猫 shows ads.

### Which is updated more often, 教师资格证笔试题库 or 改字猫?

教师资格证笔试题库 ships an update every 2 months, and 改字猫 every 3 days. Most recently, 教师资格证笔试题库 was updated on October 25, 2026 and 改字猫 on October 10, 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.*