
At a glance
- Latest version
- v1.53.165 (1053165)
- Updated
- Sep 11, 2026 (28 days ago)
- APK size
- 47 MB
- Requires
- Android 8.0+ (API 26)
- CPU support
- x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
- Graphics
- OpenGL ES 2.0+
- Category
- Social (app)
- Listed since
- Apr 14, 2021 (at least)
- Permissions
- 18 (9 sensitive)
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Kocher-Jagst - EmK is an app by Wolfram in the Social category, listed since at least April 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.
Since version 1.48.3, the APK grew from 35.8 MB to 47 MB. Since version 1.34.0, the minimum Android version rose from 5.0 to 8.0. It asks for 18 permissions, 9 of them sensitive, including precise location, camera and record audio. It asks for the same permissions as version 1.53.58.
What's new in v1.53.165
Description
From the listing uploaded by “appupdater”.
Version history
6 versions are listed, going back to v1.34.0. Since v1.48.3 it requires Android 8.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Sep 11, 2026.
- Certificate issued to “ca” This is the certificate of the Google Play version.
- Same certificate as the 5 other versions checked
Store checks and file details
- Developer signature verified Sep 11, 2026
- Validated against Google Play Sep 11, 2026
- Signed byCN=Communi App, OU=ca, O=ca, L=w?rzburg, ST=by, C=de
- Signing certificate (SHA-1)F9:F6:D1:FE:30:54:6D:FF:E8:51:ED:EA:BD:14:70:32:4E:2E:CB:0A
- File MD50939bdf01804ddb003d99aaaeb191763
- 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 (5 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (18)
Kocher-Jagst - EmK requests 18 permissions, 9 of them sensitive.
- Access media location Sensitive android.permission.ACCESS_MEDIA_LOCATION
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Camera Sensitive android.permission.CAMERA
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
- Read calendar Sensitive android.permission.READ_CALENDAR
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
- Write calendar Sensitive android.permission.WRITE_CALENDAR
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) com.communi.emkhall.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
- Show notifications android.permission.POST_NOTIFICATIONS
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Camera android.hardware.camera
- Basic touch input android.hardware.faketouch
- Location android.hardware.location
- Microphone android.hardware.microphone
Kocher-Jagst - EmK APK: questions and answers
Is there a version of Kocher-Jagst - EmK for older Android phones?
The current version needs Android 8.0 or later. Version 1.43.311 is the newest listed build that installs on Android 7.1 and later. Get version 1.43.311 · 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 Kocher-Jagst - EmK 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 5 other versions checked. After downloading, check that the file's MD5 is 0939bdf01804ddb003d99aaaeb191763.