서울디지털대학교 - 모바일 SDU

Seoul Digital University is a mobile service for students, part-time, allied students.

서울디지털대학교 · kr.ac.sdumobile

Not rated yet 50K+ downloads v1.0.20 64.9 MB Android 7.1+ PEGI 3 · Everyone

Download APK 64.9 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.0.20 (20)
Updated: Sep 18, 2026 (21 days ago)
APK size: 64.9 MB
Requires: Android 7.1+ (API 25)
CPU support: ARM 32-bit, ARM 64-bit
Category: Education (app)
Listed since: Jun 15, 2021 (at least)
Permissions: 19 (7 sensitive)
Website: sdu.ac.kr
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

서울디지털대학교 - 모바일 SDU is an app by 서울디지털대학교 in the Education category, listed since at least June 2021. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 1.0.18, the APK grew from 37.8 MB to 64.9 MB and the minimum Android version rose from 4.4 to 7.1. It asks for 19 permissions, 7 of them sensitive, including read phone status and identity, read phone numbers and read shared storage. It asks for the same permissions as version 1.0.19.

Description

From the listing uploaded by “appupdater”.

Seoul Digital University Mobile Service, Mobile SDU Seoul Digital University is a cyber university based on the Higher Education Act that can receive the same four-year bachelor's degree as an offline university. Seoul Digital University's online lecture system has been selected as the leading university of smart learning by the Ministry of Education, Cyber University, to provide smartphone lectures differentiated from other cyber universities. [Main Features] -Real time online lecture -WiFi lecture download function considering communication fee burden -Attendance in both real-time and downloadable lectures -Support for watching lectures on PC and mobile -Retakes of courses taken last semester (supports retakes and downloads for four years after class) [Features provided] -Lectures after accreditation, fingerprint, SMS -Course attendance (streaming, downloading support) -Last class service (Unlimited course support for 4 years after class) -Check quizzes and assignments -Lecture boards -Check final exam schedule -Confirmation of credits earned and courses taken Department and student community -Mobile mail service [Required Access Guide] -Storage space: It is necessary to save lectures, voice files, teaching plans, and bulletin board attachments. -Phone: It is necessary to get the ID of the user's mobile phone for lecture file DRM application. [Auto collection information guide] In the process of using the service, service usage records and device information such as IP address, cookies, visit time and bad usage record may be generated and collected. [Contact] 1644-0982

Version history

3 versions are listed, going back to v1.0.18. Since v1.0.20 it requires Android 7.1+.

v1.0.20 LATEST Sep 18, 2026 64.9 MB TRUSTED v1.0.19 Feb 19, 2026 37.6 MB TRUSTED v1.0.18 Oct 22, 2025 37.8 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 18, 2026.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 18, 2026
Validated against Google Play Sep 18, 2026
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)05:77:2C:48:6B:B5:BB:B8:C7:DE:C1:C4:50:4A:CB:C8:DB:43:17:B4
File MD5d5e5eec660149c29c779e2b88e2a2363
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (19)

서울디지털대학교 - 모바일 SDU requests 19 permissions, 7 of them sensitive.

Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read phone numbers Sensitive android.permission.READ_PHONE_NUMBERS
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Write settings Sensitive android.permission.WRITE_SETTINGS
Access notification policy android.permission.ACCESS_NOTIFICATION_POLICY
Foreground service media playback android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
Prevent the device from sleeping android.permission.WAKE_LOCK
Real get tasks android.permission.REAL_GET_TASKS
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait
Wi-Fi android.hardware.wifi

서울디지털대학교 - 모바일 SDU APK: questions and answers

Is there a version of 서울디지털대학교 - 모바일 SDU for older Android phones?

The current version needs Android 7.1 or later. Version 1.0.19 is the newest listed build that installs on Android 4.4 and later. Get version 1.0.19 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the 서울디지털대학교 - 모바일 SDU APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is d5e5eec660149c29c779e2b88e2a2363.