# Learn Korean Lang vs Ruspectra

The clearest difference is in-app purchases: Ruspectra at none against Learn Korean Lang's 1. Ruspectra also leads on update cadence (every 6 days vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Learn Korean Lang sells 1 one-off in-app purchase. Ruspectra asks for nothing beyond the download.

Learn Korean Lang ships an update every 16 months, Ruspectra every 6 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Learn Korean Lang | Ruspectra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 days** |
| Size | 35 MB | 45 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) | [Hidenori Ishiii](https://appshunter.io/developer/1440959870) |

## What reviewers say

### Learn Korean Lang

[App page](https://appshunter.io/ios/app/learn-korean-lang/id6448858012)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $9.99 | one-time |


### Ruspectra

[App page](https://appshunter.io/ios/app/ruspectra/id6749314898)

**In-app purchases:** none


## Frequently asked questions

### Is Learn Korean Lang free?

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

### Is Ruspectra free?

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

### Do Learn Korean Lang or Ruspectra have ads?

Neither Learn Korean Lang nor Ruspectra shows ads.

### Which is updated more often, Learn Korean Lang or Ruspectra?

Learn Korean Lang ships an update every 16 months, and Ruspectra every 6 days. Most recently, Learn Korean Lang was updated on October 25, 2026 and Ruspectra 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.*