# SSKSTORES vs ゼロカーボン・チャレンジ

The clearest difference is update cadence: ゼロカーボン・チャレンジ at monthly against SSKSTORES's every 10 months. 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.

SSKSTORES ships an update every 10 months, ゼロカーボン・チャレンジ monthly. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | SSKSTORES | ゼロカーボン・チャレンジ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id6475059135/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Size | 2 MB | 29 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [SSK Co,Ltd](https://appshunter.io/developer/1290635751) | [JAPAN ZERO CARBON SMART CITY FOUNDATION, GENERAL INC. ASSOCIATION - AXFG5J98TW](https://appshunter.io/developer/1723265776) |

## What reviewers say

### SSKSTORES

[App page](https://appshunter.io/ios/app/sskstores/id1290635752)

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

**In-app purchases:** none


### ゼロカーボン・チャレンジ

[App page](https://appshunter.io/ios/app/id6475059135)

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

**In-app purchases:** none


## Frequently asked questions

### Is SSKSTORES free?

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

### Is ゼロカーボン・チャレンジ free?

ゼロカーボン・チャレンジ is free to download, with no in-app purchases.

### Do SSKSTORES or ゼロカーボン・チャレンジ have ads?

Neither SSKSTORES nor ゼロカーボン・チャレンジ shows ads.

### Which is updated more often, SSKSTORES or ゼロカーボン・チャレンジ?

SSKSTORES ships an update every 10 months, and ゼロカーボン・チャレンジ monthly. Most recently, SSKSTORES was updated on October 24, 2026 and ゼロカーボン・チャレンジ on October 18, 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.*