# 大甲空中美語 vs AVACAST Tx

The clearest difference is update cadence: AVACAST Tx at every 3 months against 大甲空中美語's every 35 months. 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.

大甲空中美語 ships an update every 35 months, AVACAST Tx every 3 months. The most recent releases landed on October 27, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 大甲空中美語 | AVACAST Tx |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 3 months** |
| Size | 196 MB | 25 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [禾麟數碼科技股份有限公司](https://appshunter.io/developer/1748717249) |

## What reviewers say

### 大甲空中美語

[App page](https://appshunter.io/ios/app/id6470269411)

**Features:** macOS Compatibility

**In-app purchases:** none


### AVACAST Tx

[App page](https://appshunter.io/ios/app/avacast-tx/id6503278356)

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

**In-app purchases:** none


## Frequently asked questions

### Is 大甲空中美語 free?

大甲空中美語 is free to download, with no in-app purchases.

### Is AVACAST Tx free?

AVACAST Tx is free to download, with no in-app purchases.

### Do 大甲空中美語 or AVACAST Tx have ads?

Neither 大甲空中美語 nor AVACAST Tx shows ads.

### Which is updated more often, 大甲空中美語 or AVACAST Tx?

大甲空中美語 ships an update every 35 months, and AVACAST Tx every 3 months. Most recently, 大甲空中美語 was updated on October 27, 2026 and AVACAST Tx on October 22, 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.*