# 開班啦 vs 《成語典》

The clearest difference is in-app purchases: 開班啦 at none against 《成語典》's 1. 開班啦 also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price there is nothing between them.

Both are free to download. 《成語典》 sells 1 one-off in-app purchase. 開班啦 asks for nothing beyond the download.

開班啦 ships an update fortnightly, 《成語典》 every 2 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 開班啦 | 《成語典》 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 58 MB | 48 MB |
| Requires iOS | **9** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hon Wai Siu](https://appshunter.io/developer/1386676485) | [YiAn Hsueh](https://appshunter.io/developer/1825079989) |

## What reviewers say

### 開班啦

[App page](https://appshunter.io/ios/app/opencourse/id1386676486)

**In-app purchases:** none


### 《成語典》

[App page](https://appshunter.io/ios/app/id6758486065)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 移除廣告 | $1.99 | one-time |


## Frequently asked questions

### Is 開班啦 free?

開班啦 is free to download, with no in-app purchases.

### Is 《成語典》 free?

《成語典》 is free to download, with in-app purchases available.

### Do 開班啦 or 《成語典》 have ads?

《成語典》 shows ads; 開班啦 does not.

### Which is updated more often, 開班啦 or 《成語典》?

開班啦 ships an update fortnightly, and 《成語典》 every 2 months. Most recently, 開班啦 was updated on October 3, 2026 and 《成語典》 on October 1, 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.*