# 원서읽는 리도보카 vs BoostUp

The clearest difference is in-app purchases: BoostUp at none against 원서읽는 리도보카's 3. 원서읽는 리도보카's advantage is update cadence (every 6 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 원서읽는 리도보카 sells 3 one-off in-app purchases. BoostUp asks for nothing beyond the download.

원서읽는 리도보카 ships an update every 6 weeks, BoostUp every 4 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 원서읽는 리도보카 | BoostUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1470191217/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 85 MB | 1 MB |
| Requires iOS | 13.0 | **12.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jisik Corp.](https://appshunter.io/developer/1550050116) | [Epublic CO.,LTD](https://appshunter.io/developer/1171279840) |

## What reviewers say

### 원서읽는 리도보카

[App page](https://appshunter.io/ios/app/id1470191217)

This app offers unlimited vocabulary learning for over 7,000 original English books. It extracts core words from popular series and bestsellers, presenting them in the order they appear in the text. Learn vocabulary visually without direct translation for faster reading comprehension.

**Highlights:** Unlimited vocabulary learning, 7,000+ original English books, Words extracted from popular series, Visual learning aids, Vocabulary in book order, Shadowing service for pronunciation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 마케터쿠폰 100장 | $7.99 | one-time |
| 1년 자유이용쿠폰 | $48.99 | one-time |
| 2년 자유이용쿠폰 | $99.99 | one-time |


### BoostUp

[App page](https://appshunter.io/ios/app/boostup/id1540192909)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 원서읽는 리도보카 free?

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

### Is BoostUp free?

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

### Do 원서읽는 리도보카 or BoostUp have ads?

Neither 원서읽는 리도보카 nor BoostUp shows ads.

### Which is updated more often, 원서읽는 리도보카 or BoostUp?

원서읽는 리도보카 ships an update every 6 weeks, and BoostUp every 4 months. Most recently, 원서읽는 리도보카 was updated on October 12, 2026 and BoostUp on October 5, 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.*