# 勤廬週期表：元素探索、測驗與方塊挑戰 vs 英語守護獸

The clearest difference is in-app purchases: 勤廬週期表：元素探索、測驗與方塊挑戰 at none against 英語守護獸's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 英語守護獸 sells 1 one-off in-app purchase. 勤廬週期表：元素探索、測驗與方塊挑戰 asks for nothing beyond the download.

勤廬週期表：元素探索、測驗與方塊挑戰 ships an update every 4 days, 英語守護獸 every 3 days. The most recent releases landed on September 25, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 勤廬週期表：元素探索、測驗與方塊挑戰 | 英語守護獸 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 15 MB | 310 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JUNG TSAN HSU](https://appshunter.io/developer/1890028155) | [一創系統有限公司](https://appshunter.io/developer/1896256915) |

## What reviewers say

### 勤廬週期表：元素探索、測驗與方塊挑戰

[App page](https://appshunter.io/ios/app/id6761504425)

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

**In-app purchases:** none


### 英語守護獸

[App page](https://appshunter.io/ios/app/id6766261069)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TTS Unlock | $1.99 | one-time |


## Frequently asked questions

### Is 勤廬週期表：元素探索、測驗與方塊挑戰 free?

勤廬週期表：元素探索、測驗與方塊挑戰 is free to download, with no in-app purchases.

### Is 英語守護獸 free?

英語守護獸 is free to download, with in-app purchases available.

### Do 勤廬週期表：元素探索、測驗與方塊挑戰 or 英語守護獸 have ads?

Neither 勤廬週期表：元素探索、測驗與方塊挑戰 nor 英語守護獸 shows ads.

### Which is updated more often, 勤廬週期表：元素探索、測驗與方塊挑戰 or 英語守護獸?

勤廬週期表：元素探索、測驗與方塊挑戰 ships an update every 4 days, and 英語守護獸 every 3 days. Most recently, 勤廬週期表：元素探索、測驗與方塊挑戰 was updated on September 25, 2026 and 英語守護獸 on September 14, 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.*