# 학원조아 vs 그린

The clearest difference is ads: 학원조아 at none against 그린's shown. 학원조아 also leads on iOS requirement (11.0 vs 15.5). 그린's advantage is update cadence (fortnightly vs every 2 months). On price, 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.

학원조아 ships an update every 2 months, 그린 fortnightly. The most recent releases landed on October 30, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 학원조아 | 그린 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 13 MB | 122 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [hojae you](https://appshunter.io/developer/1353288871) | [TaeHun Kwak](https://appshunter.io/developer/6774100648) |

## What reviewers say

### 학원조아

[App page](https://appshunter.io/ios/app/id1579666604)

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

**In-app purchases:** none


### 그린

[App page](https://appshunter.io/ios/app/tcg/id6774100646)

Scan and manage your TCG cards, view estimated market prices based on domestic and international data, and connect with a trading community. Organize your collection and stay updated with notifications.

**Highlights:** Card scanning and information lookup, Estimated market price based on search data, Collection management and valuation, Trading community and listing, Price comparison with domestic/international listings, Notifications for app activity

**In-app purchases:** none


## Frequently asked questions

### Is 학원조아 free?

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

### Is 그린 free?

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

### Do 학원조아 or 그린 have ads?

그린 shows ads; 학원조아 does not.

### Which is updated more often, 학원조아 or 그린?

학원조아 ships an update every 2 months, and 그린 fortnightly. Most recently, 학원조아 was updated on October 30, 2026 and 그린 on October 22, 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.*