# FlashLang vs Lock&Learn Korean

The clearest difference is in-app purchases: FlashLang at none against Lock&Learn Korean's 4. FlashLang also leads on iOS requirement (18.0 vs 26.5). Lock&Learn Korean's advantage is update cadence (every 3 days vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. Lock&Learn Korean sells 4 in-app purchases, starting at $5.99 per month. FlashLang asks for nothing beyond the download.

FlashLang ships an update every 8 months, Lock&Learn Korean every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FlashLang | Lock&Learn Korean |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Size | 1 MB | 21 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jurijs Cernovs](https://appshunter.io/developer/1813748068) | [Jeroen Meij](https://appshunter.io/developer/6787467074) |

## What reviewers say

### FlashLang

[App page](https://appshunter.io/ios/app/flashlang/id6745772879)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lock&Learn Korean

[App page](https://appshunter.io/ios/app/lock-and-learn-korean-topik-words/id6798330804)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Yearly (welcome offer) | $14.99 | per year |
| Yearly | $14.99 | per year |
| Lifetime Unlock | $34.99 | one-time |


## Frequently asked questions

### Is FlashLang free?

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

### Is Lock&Learn Korean free?

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

### Do FlashLang or Lock&Learn Korean have ads?

Neither FlashLang nor Lock&Learn Korean shows ads.

### Which is updated more often, FlashLang or Lock&Learn Korean?

FlashLang ships an update every 8 months, and Lock&Learn Korean every 3 days. Most recently, FlashLang was updated on October 30, 2026 and Lock&Learn Korean on October 31, 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.*