# CAFS导师教师 vs 公安基础知识题库

The clearest difference is in-app purchases: CAFS导师教师 at none against 公安基础知识题库's 3. CAFS导师教师 also leads on update cadence (every 2 months vs every 11 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 公安基础知识题库 sells 3 one-off in-app purchases. CAFS导师教师 asks for nothing beyond the download.

CAFS导师教师 ships an update every 2 months, 公安基础知识题库 every 11 months. The most recent releases landed on October 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | CAFS导师教师 | 公安基础知识题库 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1497246350/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 85.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | — | Free |
| Size | 31 MB | 26 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [中国财政科学研究院](https://appshunter.io/developer/1494077788) | [亮君 曲](https://appshunter.io/developer/590025980) |

## What reviewers say

### CAFS导师教师

[App page](https://appshunter.io/ios/app/cafs/id1494077789)

**In-app purchases:** none


### 公安基础知识题库

[App page](https://appshunter.io/ios/app/id1497246350)

This app provides a comprehensive study resource for public security knowledge exams. It includes practice questions, historical exam papers, and detailed explanations to help users prepare and pass their tests. Users can also create custom study sets and review incorrect answers.

**Highlights:** Historical exam papers with answers and analysis, Latest predicted exam questions, Chapter-specific practice exercises, Review lecture notes, Automatic错题库 (mistake bank), Customizable favorite question bank, Offline browsing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP5个月 | $5.99 | one-time |
| VIP11个月 | $7.99 | one-time |
| VIP24个月 | $9.99 | one-time |


## Frequently asked questions

### Is CAFS导师教师 free?

CAFS导师教师 is free to download, with no in-app purchases.

### Is 公安基础知识题库 free?

公安基础知识题库 is free to download, with in-app purchases available.

### Do CAFS导师教师 or 公安基础知识题库 have ads?

Neither CAFS导师教师 nor 公安基础知识题库 shows ads.

### Which is updated more often, CAFS导师教师 or 公安基础知识题库?

CAFS导师教师 ships an update every 2 months, and 公安基础知识题库 every 11 months. Most recently, CAFS导师教师 was updated on October 19, 2026 and 公安基础知识题库 on September 12, 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.*