# 故宮NPM vs 格蘭英語GramIsland

The clearest difference is ads: 故宮NPM 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 | 故宮NPM | 格蘭英語GramIsland |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | — |
| Size | 311 MB | 706 MB |
| Requires iOS | **11.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [鴻銓 賴](https://appshunter.io/developer/1232993517) | [Zhao Seng Su](https://appshunter.io/developer/1112803218) |

## What reviewers say

### 故宮NPM

[App page](https://appshunter.io/ios/app/npm/id1671691499)

**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 故宮NPM free?

故宮NPM 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 故宮NPM or 格蘭英語GramIsland have ads?

格蘭英語GramIsland shows ads; 故宮NPM does not.

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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.*