# 単語ドロップ vs Stack Order

The clearest difference is in-app purchases: 単語ドロップ at none against Stack Order's 2. Stack Order's advantage is device support and iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. Stack Order sells 2 one-off in-app purchases. 単語ドロップ asks for nothing beyond the download.

## The numbers

| Metric | 単語ドロップ | Stack Order |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 28 MB | 179 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lisfee, Inc.](https://appshunter.io/developer/1146331015) | [Gloryway Puzzle](https://appshunter.io/developer/1853465960) |

## What reviewers say

### 単語ドロップ

[App page](https://appshunter.io/ios/app/id6755031649)

**In-app purchases:** none


### Stack Order

[App page](https://appshunter.io/ios/app/stack-order-card-sort-games/id6762169694)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoAds | $7.99 | one-time |
| Ad Free Pack | $12.99 | one-time |


## Frequently asked questions

### Is 単語ドロップ free?

単語ドロップ is free to download, with no in-app purchases.

### Is Stack Order free?

Stack Order is free to download, with in-app purchases available.

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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.*