# 互動學習ABC vs 格蘭英語GramIsland

The clearest difference is ads: 互動學習ABC at none against 格蘭英語GramIsland's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | 互動學習ABC | 格蘭英語GramIsland |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | — |
| Size | 1.0 GB | 706 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chiao Li Tsai](https://appshunter.io/developer/1468064511) | [Zhao Seng Su](https://appshunter.io/developer/1112803218) |

## What reviewers say

### 互動學習ABC

[App page](https://appshunter.io/ios/app/abc/id1518760205)

**Features:** macOS Compatibility

**In-app purchases:** none


### 格蘭英語GramIsland

[App page](https://appshunter.io/ios/app/gramisland-devon/id6451129981)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 互動學習ABC free?

互動學習ABC is free to download, with no in-app purchases.

### Is 格蘭英語GramIsland free?

格蘭英語GramIsland is free to download, with no in-app purchases.

### Do 互動學習ABC or 格蘭英語GramIsland have ads?

格蘭英語GramIsland shows ads; 互動學習ABC does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*