# 一级建造师题库 vs 一级注册建筑师2021题库

The clearest difference is update cadence: 一级建造师题库 at every 12 months against 一级注册建筑师2021题库's every 27 months. 一级建造师题库 also leads on iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 一级建造师题库 sells 5 one-off in-app purchases and 一级注册建筑师2021题库 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

一级建造师题库 ships an update every 12 months, 一级注册建筑师2021题库 every 27 months. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 一级建造师题库 | 一级注册建筑师2021题库 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 27 months |
| Size | 83 MB | 25 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Yuwei Xu](https://appshunter.io/developer/1535128854) | [sanqifeng](https://appshunter.io/developer/1821353265) |

## What reviewers say

### 一级建造师题库

[App page](https://appshunter.io/ios/app/2026/id1579019085)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 押题套餐包 | $5.99 | one-time |
| 会员体验月卡 | $8.99 | one-time |
| 会员基础年卡 | $9.99 | one-time |
| 尊享二年套餐 | $14.99 | one-time |
| 两年特惠套餐 | $19.99 | one-time |


### 一级注册建筑师2021题库

[App page](https://appshunter.io/ios/app/2021/id1581041536)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP1个月 | $3.99 | one-time |
| VIP2个月 | $4.99 | one-time |
| VIP6个月 | $7.99 | one-time |
| VIP12个月 | $12.99 | one-time |


## Frequently asked questions

### Is 一级建造师题库 free?

一级建造师题库 is free to download, with in-app purchases available.

### Is 一级注册建筑师2021题库 free?

一级注册建筑师2021题库 is free to download, with in-app purchases available.

### Do 一级建造师题库 or 一级注册建筑师2021题库 have ads?

Neither 一级建造师题库 nor 一级注册建筑师2021题库 shows ads.

### Which is updated more often, 一级建造师题库 or 一级注册建筑师2021题库?

一级建造师题库 ships an update every 12 months, and 一级注册建筑师2021题库 every 27 months. Most recently, 一级建造师题库 was updated on October 10, 2026 and 一级注册建筑师2021题库 on October 8, 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.*