# SDG社創銀河 vs EcoQuest

The clearest difference is update cadence: EcoQuest at weekly against SDG社創銀河's every 31 months. SDG社創銀河's advantage is iOS requirement (12 vs 15.0). 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.

SDG社創銀河 ships an update every 31 months, EcoQuest weekly. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SDG社創銀河 | EcoQuest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Weekly** |
| Size | 123 MB | 335 MB |
| Requires iOS | **12** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [yujun ma](https://appshunter.io/developer/1589775065) |

## What reviewers say

### SDG社創銀河

[App page](https://appshunter.io/ios/app/sdg/id1660878495)

**Features:** macOS Compatibility

**In-app purchases:** none


### EcoQuest

[App page](https://appshunter.io/ios/app/ecoquest/id6450180134)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SDG社創銀河 free?

SDG社創銀河 is free to download, with no in-app purchases.

### Is EcoQuest free?

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

### Do SDG社創銀河 or EcoQuest have ads?

Neither SDG社創銀河 nor EcoQuest shows ads.

### Which is updated more often, SDG社創銀河 or EcoQuest?

SDG社創銀河 ships an update every 31 months, and EcoQuest weekly. Most recently, SDG社創銀河 was updated on October 2, 2026 and EcoQuest on October 1, 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.*