# YY LIBRARY vs 로또복권 당첨확인

The clearest difference is ads: YY LIBRARY at none against 로또복권 당첨확인's shown. YY LIBRARY also leads on update cadence (every 3 weeks vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

YY LIBRARY ships an update every 3 weeks, 로또복권 당첨확인 every 6 weeks. The most recent releases landed on October 4, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | YY LIBRARY | 로또복권 당첨확인 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 89.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | — | Ad-supported |
| Size | 30 MB | 8 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [YOU YOUNG CO.,LTD](https://appshunter.io/developer/1436172736) | [DaeunSoft Inc.](https://appshunter.io/developer/1673461792) |

## What reviewers say

### YY LIBRARY

[App page](https://appshunter.io/ios/app/yy-library/id1441302388)

**In-app purchases:** none


### 로또복권 당첨확인

[App page](https://appshunter.io/ios/app/qr/id1673461790)

Easily check lottery winning numbers using your smartphone camera to scan QR codes on lottery tickets. View winning numbers for each draw and share them with friends. This app simplifies the process of verifying your lottery results.

**Highlights:** Scan lottery QR codes, Check winning numbers by draw, Share winning numbers, Simple and easy to use

**In-app purchases:** none


## Frequently asked questions

### Is YY LIBRARY free?

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

### Is 로또복권 당첨확인 free?

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

### Do YY LIBRARY or 로또복권 당첨확인 have ads?

로또복권 당첨확인 shows ads; YY LIBRARY does not.

### Which is updated more often, YY LIBRARY or 로또복권 당첨확인?

YY LIBRARY ships an update every 3 weeks, and 로또복권 당첨확인 every 6 weeks. Most recently, YY LIBRARY was updated on October 4, 2026 and 로또복권 당첨확인 on October 27, 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.*