# JAPAN MAP STACK vs Block worm

The clearest difference is in-app purchases: JAPAN MAP STACK at none against Block worm's 1. JAPAN MAP STACK also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. Block worm sells 1 one-off in-app purchase. JAPAN MAP STACK asks for nothing beyond the download.

## The numbers

| Metric | JAPAN MAP STACK | Block worm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/japan-map-stack/id1360634666/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Ad-supported | — |
| Size | 93 MB | 35 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [YUUTA TAKI](https://appshunter.io/developer/1360634665) | [Kerofen games](https://appshunter.io/developer/1862100546) |

## What reviewers say

### JAPAN MAP STACK

[App page](https://appshunter.io/ios/app/japan-map-stack/id1360634666)

A physics puzzle game where players stack colorful map pieces as high as possible. It features simple one-finger controls and is free to play.

**Highlights:** Physics-based stacking gameplay, Colorful map pieces, Simple one-finger controls, Free to play

**Features:** macOS Compatibility

**In-app purchases:** none


### Block worm

[App page](https://appshunter.io/ios/app/block-worm/id6756657079)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.99 | one-time |


## Frequently asked questions

### Is JAPAN MAP STACK free?

JAPAN MAP STACK is free to download, with no in-app purchases.

### Is Block worm free?

Block worm 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.*