# 聚福学堂 vs Cerberus

The clearest difference is in-app purchases: 聚福学堂 at none against Cerberus's 3. Cerberus's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cerberus sells 3 in-app purchases, starting at $2.99 per month. 聚福学堂 asks for nothing beyond the download.

聚福学堂 ships an update every 2 months, Cerberus every 5 days. The most recent releases landed on October 22, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 聚福学堂 | Cerberus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 20 MB | 61 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Julia Acheson](https://appshunter.io/developer/6799821475) | [Shahen Grigoryan](https://appshunter.io/developer/1839815556) |

## What reviewers say

### 聚福学堂

[App page](https://appshunter.io/ios/app/id6801780929)

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

**In-app purchases:** none


### Cerberus

[App page](https://appshunter.io/ios/app/cerberus-private-secure-chat/id6811835565)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cerberus Pro Monthly | $2.99 | per month |
| Cerberus Pro Yearly | $14.99 | per year |
| AirPact: Private Secure Chat | $29.99 | one-time |


## Frequently asked questions

### Is 聚福学堂 free?

聚福学堂 is free to download, with no in-app purchases.

### Is Cerberus free?

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

### Do 聚福学堂 or Cerberus have ads?

Neither 聚福学堂 nor Cerberus shows ads.

### Which is updated more often, 聚福学堂 or Cerberus?

聚福学堂 ships an update every 2 months, and Cerberus every 5 days. Most recently, 聚福学堂 was updated on October 22, 2026 and Cerberus on October 31, 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.*