# 早く学ぶ韓国語 vs OtoOi Reader

The clearest difference is ads: OtoOi Reader at none against 早く学ぶ韓国語's shown. OtoOi Reader also leads on update cadence (every 3 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 早く学ぶ韓国語 sells 3 in-app purchases, starting at $4.99 per 7 days and OtoOi Reader sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

早く学ぶ韓国語 ships an update every 4 months, OtoOi Reader every 3 days. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | 早く学ぶ韓国語 | OtoOi Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 days** |
| Size | 25 MB | 28 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Atech Consultancy Ltd](https://appshunter.io/developer/1818884485) | [Yutaka Imai](https://appshunter.io/developer/6819526124) |

## What reviewers say

### 早く学ぶ韓国語

[App page](https://appshunter.io/ios/app/id6736962475)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $29.99 | per year |
| Lifetime Access | $39.99 | one-time |


### OtoOi Reader

[App page](https://appshunter.io/ios/app/otooi-reader/id6819526122)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $2.99 | per month |
| Annual plan | $24.99 | per year |


## Frequently asked questions

### Is 早く学ぶ韓国語 free?

早く学ぶ韓国語 is free to download, with in-app purchases available.

### Is OtoOi Reader free?

OtoOi Reader is free to download, with in-app purchases available.

### Do 早く学ぶ韓国語 or OtoOi Reader have ads?

早く学ぶ韓国語 shows ads; OtoOi Reader does not.

### Which is updated more often, 早く学ぶ韓国語 or OtoOi Reader?

早く学ぶ韓国語 ships an update every 4 months, and OtoOi Reader every 3 days. Most recently, 早く学ぶ韓国語 was updated on October 30, 2026 and OtoOi Reader on November 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.*