# 오래영어 vs 똑서

The clearest difference is in-app purchases: 오래영어 at none against 똑서's 11. 오래영어 also leads on iOS requirement (11.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 똑서 sells 11 in-app purchases, starting at $5.99 per month. 오래영어 asks for nothing beyond the download.

오래영어 ships an update every 2 weeks, 똑서 every 3 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 오래영어 | 똑서 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/id6738773290/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 84.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 97 MB | 104 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IronTrain Inc.](https://appshunter.io/developer/1071632762) | [주식회사 노틸러스](https://appshunter.io/developer/1723483238) |

## What reviewers say

### 오래영어

[App page](https://appshunter.io/ios/app/15/id6451292167)

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

**In-app purchases:** none


### 똑서

[App page](https://appshunter.io/ios/app/id6738773290)

This app aims to make reading enjoyable for children, fostering a smart reading habit. It offers a dedicated space for children's reading education, helping them develop a love for books from an early age.

**Highlights:** Develops smart reading habits, Makes reading enjoyable, Focuses on children's reading education, Starts reading journey from early age

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 월간 멤버십 (1인/혜택) | $5.99 | per month |
| 월간 멤버십 (1인) | $5.99 | per month |
| 월간 멤버십 (1인) | $6.99 | per month |
| 월간 멤버십 (1인) | $6.99 | per month |
| 월간 멤버십 (2인/혜택) | $9.99 | per month |
| 월간 멤버십 (2인) | $9.99 | per month |
| 월간 멤버십 (2인) | $11.99 | per month |
| 월간 멤버십 (3인) | $11.99 | per month |
| 월간 멤버십 (2인) | $11.99 | per month |
| 월간 멤버십 (3인) | $12.99 | per month |
| 월간 멤버십 (3인) | $14.99 | per month |


## Frequently asked questions

### Is 오래영어 free?

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

### Is 똑서 free?

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

### Do 오래영어 or 똑서 have ads?

Neither 오래영어 nor 똑서 shows ads.

### Which is updated more often, 오래영어 or 똑서?

오래영어 ships an update every 2 weeks, and 똑서 every 3 weeks. Most recently, 오래영어 was updated on October 27, 2026 and 똑서 on October 30, 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.*