# JAPAN MAP STACK vs Sound Collision

The clearest difference is update cadence: Sound Collision at every 10 days against JAPAN MAP STACK's every 3 weeks. Sound Collision also leads on iOS requirement (12.0 vs 14.0). 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.

JAPAN MAP STACK ships an update every 3 weeks, Sound Collision every 10 days. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | JAPAN MAP STACK | Sound Collision |
| --- | --- | --- |
| 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 | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 93 MB | 34 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUUTA TAKI](https://appshunter.io/developer/1360634665) | [Takahisa Shindo](https://appshunter.io/developer/1820183909) |

## 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


### Sound Collision

[App page](https://appshunter.io/ios/app/sound-collision/id6753702415)

**In-app purchases:** none


## Frequently asked questions

### Is JAPAN MAP STACK free?

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

### Is Sound Collision free?

Sound Collision is free to download, with no in-app purchases.

### Do JAPAN MAP STACK or Sound Collision have ads?

Both JAPAN MAP STACK and Sound Collision show ads.

### Which is updated more often, JAPAN MAP STACK or Sound Collision?

JAPAN MAP STACK ships an update every 3 weeks, and Sound Collision every 10 days. Most recently, JAPAN MAP STACK was updated on October 14, 2026 and Sound Collision on October 3, 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.*