# JAPAN MAP STACK vs Watermelon Game

The clearest difference is rating: JAPAN MAP STACK at 5.0 against Watermelon Game's 3.7. JAPAN MAP STACK also leads on review sentiment (88% vs 57%). Watermelon Game's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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 holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 6 and 22 respectively. Written reviews point the same way: 88% of JAPAN MAP STACK's written reviews are positive against 57% of Watermelon Game's.

JAPAN MAP STACK ships an update every 3 weeks, Watermelon Game every 6 weeks. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | JAPAN MAP STACK | Watermelon Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/japan-map-stack/id1360634666/reviews)** | [3.7 (22 ratings)](https://appshunter.io/ios/app/watermelon-game-merge-bubble/id6446186414/reviews) |
| Number of ratings | 6 | **22** |
| Positive reviews | **87.5% of reviews** | 57.1% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 93 MB | 116 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUUTA TAKI](https://appshunter.io/developer/1360634665) | [应鑫 李](https://appshunter.io/developer/1651801897) |

## 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


### Watermelon Game

[App page](https://appshunter.io/ios/app/watermelon-game-merge-bubble/id6446186414)

A bubble-blasting puzzle game where you match and merge colored balls to solve challenges. Aim, drop, and combine balls of the same color to reach the target and progress through levels with unique obstacles.

**Highlights:** Bubble blasting gameplay, Color matching and merging, 2048 puzzle mechanics, New puzzles and challenges, Obstacles on every level, Realistic ball bouncing physics

**Features:** macOS Compatibility

**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 Watermelon Game free?

Watermelon Game is free to download, with no in-app purchases.

### Which has better reviews, JAPAN MAP STACK or Watermelon Game?

JAPAN MAP STACK is rated higher. JAPAN MAP STACK averages 5.0 out of 5 from 6 ratings, while Watermelon Game averages 3.7 from 22 ratings.

### Do JAPAN MAP STACK or Watermelon Game have ads?

JAPAN MAP STACK shows ads; Watermelon Game does not.

### Which is updated more often, JAPAN MAP STACK or Watermelon Game?

JAPAN MAP STACK ships an update every 3 weeks, and Watermelon Game every 6 weeks. Most recently, JAPAN MAP STACK was updated on September 29, 2026 and Watermelon Game on September 15, 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.*