# EBSMath vs 원서한권

The clearest difference is in-app purchases: EBSMath at none against 원서한권's 2. EBSMath also leads on ads (none vs shown). 원서한권's advantage is update cadence (every 3 weeks vs every 2 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. 원서한권 sells 2 in-app purchases, starting at $1.99 per month. EBSMath asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for EBSMath against 5.0 for 원서한권. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 96% of EBSMath's written reviews are positive against 100% of 원서한권's.

EBSMath ships an update every 2 months, 원서한권 every 3 weeks. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | EBSMath | 원서한권 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ebsmath/id1401135575/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id6504731039/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 96.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 175 MB | 64 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EBS(한국교육방송공사)](https://appshunter.io/developer/704213053) | [ExceedVentures Inc.](https://appshunter.io/developer/1753584349) |

## What reviewers say

### EBSMath

[App page](https://appshunter.io/ios/app/ebsmath/id1401135575)

Access a fun and creative math learning platform on your smartphone. Enjoy real-time video streaming, download content for offline viewing, and engage with interactive math games, webtoons, and practice problems.

**Highlights:** Video download and offline viewing, Real-time video streaming, Math game play, Webtoon content, Problem solving and grading, Save liked/favorited learning cards

**Features:** Vision Pro support

**In-app purchases:** none


### 원서한권

[App page](https://appshunter.io/ios/app/id6504731039)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고 제거 1달 구독 | $1.99 | per month |
| 광고 제거 1년 구독 | $9.99 | per year |


## Frequently asked questions

### Is EBSMath free?

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

### Is 원서한권 free?

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

### Which has better reviews, EBSMath or 원서한권?

EBSMath and 원서한권 are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do EBSMath or 원서한권 have ads?

원서한권 shows ads; EBSMath does not.

### Which is updated more often, EBSMath or 원서한권?

EBSMath ships an update every 2 months, and 원서한권 every 3 weeks. Most recently, EBSMath was updated on October 7, 2026 and 원서한권 on October 8, 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.*