# CBJJ Saigon vs Ken Class

The clearest difference is update cadence: Ken Class at weekly against CBJJ Saigon's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CBJJ Saigon ships an update every 6 weeks, Ken Class weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CBJJ Saigon | Ken Class |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 40 MB | 110 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CBJJ LIMITED LIABILITIES COMPANY](https://appshunter.io/developer/6781100856) | [Duot Tran Quang](https://appshunter.io/developer/1469332426) |

## What reviewers say

### CBJJ Saigon

[App page](https://appshunter.io/ios/app/cbjj-saigon/id6781100854)

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

**In-app purchases:** none


### Ken Class

[App page](https://appshunter.io/ios/app/ken-class/id6782064811)

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

**In-app purchases:** none


## Frequently asked questions

### Is CBJJ Saigon free?

CBJJ Saigon is free to download, with no in-app purchases.

### Is Ken Class free?

Ken Class is free to download, with no in-app purchases.

### Do CBJJ Saigon or Ken Class have ads?

Neither CBJJ Saigon nor Ken Class shows ads.

### Which is updated more often, CBJJ Saigon or Ken Class?

CBJJ Saigon ships an update every 6 weeks, and Ken Class weekly. Most recently, CBJJ Saigon was updated on October 28, 2026 and Ken Class on October 25, 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.*