Comparison

UCheck Plus Professor vs U

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

UCheck Plus Professor

About

UCheck Plus Professor

This app provides a patented Bluetooth-based indoor location authentication system for attendance tracking. It offers a hybrid app experience for professors, mirroring the PC version's interface for ease of use. Multilingual support is available for both students and professors.

Highlights

Bluetooth-based indoor location authentication
Patented attendance system
Hybrid app for professors
Web-based system synchronization
Multilingual support
Push notification service

Features

Read full description

국내 최초 블루투스(비콘)기반 실내 위치인증 출석체크 솔루션 (특허기술) 2012년 새로운 패러다임으로 위치기반 스마트 전자출결시스템인 UCheck를 국내 최초로 출시하여 지속적으로 발전시켜왔습니다. 현재 2016년 9월 사용자의 추가적인 요구사항과 새로운 기술을 적용하여 UCheck Plus Professor를 새롭게 출시하게 되었습니다. 교수님 앱은 Hybrid App으로 구현하여 메뉴체계 및 사용방법이 웹기반 출결시스템인 PC버전과 동일 함으로서 교수님 사용에 부담감 없이 사용하도록 구현하였고, 학생용 앱, 교수용 앱, Web기반 출결관리 시스템 모두, 외국인 학생 및 외국인 교수님을 위한 다국어 버전을 적용하였습니다. 또한 공지사항 및 알림서비스에 Push 서비스도 추가되었습니다.

About

U

Features

Read full description

1. Student smart device monitoring - Teachers can monitor students' screens in real time to induce students' class status and student participation in classes. 2. Open the file - Teachers can send files to students, and students can open and view files.

Screenshots

UCheck Plus Professor4 screens

U4 screens

Verdict

The call

The clearest difference is update cadence: UCheck Plus Professor at every 3 weeks against U's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

UCheck Plus Professor ships an update every 3 weeks, U every 4 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 7 level

UCheck Plus Professor versus U: the parameters behind the verdict, then further details
Parameter	UCheck Plus Professor	U
Price	Free	Free
Positive reviews	0.0% of reviews	—
Update frequency	Every 3 weeks — better	Every 4 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	11 — better	12.3
Further details — not scored
Size	14 MB	7 MB
Age rating	4+	4+
Developer	Sitin co.,Ltd.	MIN HO KIM

In-app purchases

None

UCheck Plus Professor

No in-app purchases

None

U

No in-app purchases

Questions

Is UCheck Plus Professor free?

UCheck Plus Professor is free to download, with no in-app purchases.

Is U free?

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

Do UCheck Plus Professor or U have ads?

Neither UCheck Plus Professor nor U shows ads.

Which is updated more often, UCheck Plus Professor or U?

UCheck Plus Professor ships an update every 3 weeks, and U every 4 months. Most recently, UCheck Plus Professor was updated on October 24, 2026 and U on October 29, 2026.