
EBZ4U
Build your knowledge with the learning app of the EBZ - by professionals for professionals!
Lemon Systems GmbH · com.lemonsystems.ebz
- Signature matches the Google Play version Details
At a glance
- Latest version
- v2.6.188 (26188)
- Updated
- Aug 21, 2026 (2 months ago)
- APK size
- 45.2 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
- Category
- Education (app)
- Listed since
- Jan 25, 2021 (at least)
- Permissions
- 9
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
EBZ4U is an app by Lemon Systems GmbH in the Education category, listed since at least January 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
It asks for 9 permissions, none of them sensitive. It asks for the same permissions as version 2.6.132.
What's new in v2.6.188
Description
From the listing uploaded by “appupdater”.
Version history
4 versions are listed, going back to v2.6.086.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Aug 21, 2026.
- Certificate issued to “Unknown” This is the certificate of the Google Play version.
- Same certificate as the 2 other versions checked
Store checks and file details
- Developer signature verified Aug 21, 2026
- Validated against Google Play Aug 21, 2026
- Signed byCN=Unknown, OU=Unknown, O=Unknown, L=Unknown, ST=Unknown, C=Unknown
- Signing certificate (SHA-1)D7:B4:78:6E:6E:3C:5F:5C:B1:E9:0A:F4:C9:A2:5D:66:83:9C:DF:F2
- File MD540d4c0642be6faa5e754287388dc6f5c
- 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 (9)
EBZ4U requests 9 permissions, none of them sensitive.
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Internal broadcast protection (app-defined) com.lemonsystems.ebz.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- Show notifications android.permission.POST_NOTIFICATIONS
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
EBZ4U APK: questions and answers
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 EBZ4U 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 40d4c0642be6faa5e754287388dc6f5c.