# 청주대학교 중앙도서관 vs 두잇스터디카페

The clearest difference is update cadence: 청주대학교 중앙도서관 at every 3 weeks against 두잇스터디카페's every 3 months. 두잇스터디카페's advantage is review sentiment (42% vs 27%) and iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

청주대학교 중앙도서관 ships an update every 3 weeks, 두잇스터디카페 every 3 months. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 청주대학교 중앙도서관 | 두잇스터디카페 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 26.7% of reviews | **41.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 57 MB | 134 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LibTech Co.](https://appshunter.io/developer/1099043485) | [Tobesmart,inc](https://appshunter.io/developer/1449538915) |

## What reviewers say

### 청주대학교 중앙도서관

[App page](https://appshunter.io/ios/app/id1196611980)

This app manages library facilities, including seat reservations, study rooms, and locker rentals, using smart app and kiosk technology. It aims to create a smarter library experience for users.

**Highlights:** Smart library facility management, Seat reservation system, Study room booking, Locker rental management, Kiosk integration

**Features:** Vision Pro support

**In-app purchases:** none


### 두잇스터디카페

[App page](https://appshunter.io/ios/app/doitstudycafe/id1496101025)

Manage your premium study cafe experience entirely through your mobile device. Book seats, make payments, and control your usage, including extensions and seat changes, all from your smartphone.

**Highlights:** Mobile seat reservation, In-app payment processing, Multiple payment options, Smart usage management, Time extension, Seat relocation

**In-app purchases:** none


## Frequently asked questions

### Is 청주대학교 중앙도서관 free?

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

### Is 두잇스터디카페 free?

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

### Do 청주대학교 중앙도서관 or 두잇스터디카페 have ads?

Neither 청주대학교 중앙도서관 nor 두잇스터디카페 shows ads.

### Which is updated more often, 청주대학교 중앙도서관 or 두잇스터디카페?

청주대학교 중앙도서관 ships an update every 3 weeks, and 두잇스터디카페 every 3 months. Most recently, 청주대학교 중앙도서관 was updated on October 10, 2026 and 두잇스터디카페 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.*