# 서울도서관공식앱 vs 학원친구

The clearest difference is rating: 학원친구 at 2.0 against 서울도서관공식앱's 1.4. 학원친구 also leads on review sentiment (24% vs 11%) and update cadence (every 5 weeks vs every 2 months). 서울도서관공식앱's advantage is ads (none vs shown). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

학원친구 holds the better App Store score, 2.0 against 1.4. Both are backed by a comparable volume of ratings — 13 and 7 respectively. Written reviews point the same way: 11% of 서울도서관공식앱's written reviews are positive against 24% of 학원친구's.

서울도서관공식앱 ships an update every 2 months, 학원친구 every 5 weeks. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 서울도서관공식앱 | 학원친구 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (13 ratings)](https://appshunter.io/ios/app/id777428688/reviews) | **[2.0 (7 ratings)](https://appshunter.io/ios/app/id1123529010/reviews)** |
| Number of ratings | **13** | 7 |
| Positive reviews | 10.7% of reviews | **23.6% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 10 MB | 17 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seoul Metropolitan Government](https://appshunter.io/developer/444447999) | [(주)세계로시스템](https://appshunter.io/developer/1123529009) |

## What reviewers say

### 서울도서관공식앱

[App page](https://appshunter.io/ios/app/id777428688)

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

**In-app purchases:** none


### 학원친구

[App page](https://appshunter.io/ios/app/id1123529010)

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

**In-app purchases:** none


## Frequently asked questions

### Is 서울도서관공식앱 free?

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

### Is 학원친구 free?

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

### Which has better reviews, 서울도서관공식앱 or 학원친구?

학원친구 is rated higher. 서울도서관공식앱 averages 1.4 out of 5 from 13 ratings, while 학원친구 averages 2.0 from 7 ratings.

### Do 서울도서관공식앱 or 학원친구 have ads?

학원친구 shows ads; 서울도서관공식앱 does not.

### Which is updated more often, 서울도서관공식앱 or 학원친구?

서울도서관공식앱 ships an update every 2 months, and 학원친구 every 5 weeks. Most recently, 서울도서관공식앱 was updated on November 7, 2026 and 학원친구 on November 6, 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.*