# Rock Identifier vs Learn Korean

The clearest difference is update cadence: Rock Identifier at weekly against Learn Korean's every 2 months. Rock Identifier also leads on iOS requirement (14.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $6.99 per 7 days and Learn Korean sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Rock Identifier ships an update weekly, Learn Korean every 2 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Rock Identifier | Learn Korean |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/rock-identifier-stone-scan/id6754439934/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 58 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [通 刘](https://appshunter.io/developer/1688451551) | [Meena Ranka](https://appshunter.io/developer/1858856675) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-scan/id6754439934)

Instantly identify rocks, gems, and minerals using AI. Upload a photo to get detailed information about origin, hardness, and care. Organize your discoveries into collections and learn more through articles and insights.

**Highlights:** Instant AI rock identification, Detailed stone information, Collection and wishlist management, Learning resources on mineral differences, Articles on authenticity and science, Easy sharing of discoveries

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Identify Rocks Week 3day Trial | $6.99 | per 7 days |
| Identify Rocks Year | $29.99 | per year |


### Learn Korean

[App page](https://appshunter.io/ios/app/learn-korean-capylearn/id6758332997)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CapyLearn Pro Weekly | $4.99 | per 7 days |
| CapyLearn Pro Yearly | $19.99 | per year |
| CapyLearn Lifetime Gift | $9.99 | one-time |
| CapyLearn Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Rock Identifier free?

Rock Identifier is free to download, with in-app purchases available.

### Is Learn Korean free?

Learn Korean is free to download, with in-app purchases available.

### Do Rock Identifier or Learn Korean have ads?

Neither Rock Identifier nor Learn Korean shows ads.

### Which is updated more often, Rock Identifier or Learn Korean?

Rock Identifier ships an update weekly, and Learn Korean every 2 months. Most recently, Rock Identifier was updated on October 30, 2026 and Learn Korean on October 25, 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.*