# 123 School vs 注册税务师题库

The clearest difference is in-app purchases: 123 School at none against 注册税务师题库's 4. 123 School also leads on iOS requirement (8.0 vs 16.6). 注册税务师题库's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. 注册税务师题库 sells 4 one-off in-app purchases. 123 School asks for nothing beyond the download.

123 School ships an update every 5 months, 注册税务师题库 every 3 weeks. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 123 School | 注册税务师题库 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 18 MB | 32 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [YSD HK LIMITED](https://appshunter.io/developer/391328734) | [海婷 黄](https://appshunter.io/developer/1833119393) |

## What reviewers say

### 123 School

[App page](https://appshunter.io/ios/app/123-school/id555866487)

**Features:** macOS Compatibility

**In-app purchases:** none


### 注册税务师题库

[App page](https://appshunter.io/ios/app/2026/id6751832939)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买VIP会员1个月 | $4.99 | one-time |
| 购买VIP会员3个月 | $6.99 | one-time |
| 购买VIP会员6个月 | $9.99 | one-time |
| 购买VIP会员12个月 | $12.99 | one-time |


## Frequently asked questions

### Is 123 School free?

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

### Is 注册税务师题库 free?

注册税务师题库 is free to download, with in-app purchases available.

### Do 123 School or 注册税务师题库 have ads?

Neither 123 School nor 注册税务师题库 shows ads.

### Which is updated more often, 123 School or 注册税务师题库?

123 School ships an update every 5 months, and 注册税务师题库 every 3 weeks. Most recently, 123 School was updated on October 13, 2026 and 注册税务师题库 on October 11, 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.*