OTK Mobile
OTK Mobile is a time and attendance and workforce management solution.
Acumen Data Systems · com.acumendatasystems.otkmobile
- Signature matches the Google Play version Details
At a glance
- Latest version
- v1.5.5 (10505)
- Updated
- Jan 30, 2026 (8 months ago)
- APK size
- 9.7 MB
- Requires
- Android 10+ (API 29)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Oct 21, 2020 (at least)
- Permissions
- 7 (3 sensitive)
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
OTK Mobile is an app by Acumen Data Systems in the Productivity category, listed since at least October 2020. It has no native code, so it runs on any Android processor.
Since version 1.6.0(IN0125), the minimum Android version rose from 5.1 to 10. It asks for 7 permissions, 3 of them sensitive: precise location, approximate location and modify shared storage. Compared with version 1.6.0(IN0125), it adds 1 new permission (“Modify shared storage”) and drops 4 (“Camera”, “Flashlight”, “Read media images” and “Read media video”).
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v1.6.0(IN0125). Since v1.5.5 it requires Android 10+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Jan 30, 2026.
- Certificate issued to “Acumen Data Systems” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Jan 30, 2026
- Validated against Google Play Jan 30, 2026
- Signed byCN=John Dybowski, OU=ADS, O=Acumen Data Systems, L=West Springfield, ST=MA, C=US
- Signing certificate (SHA-1)06:55:EB:C7:7C:15:27:D9:DA:33:18:79:5B:7A:A5:0C:63:A1:9D:78
- File MD5a80c15d18d806fa2a956ad947868665f
- 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 (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (7)
OTK Mobile requests 7 permissions, 3 of them sensitive.
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
- Bluetooth android.permission.BLUETOOTH
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) com.acumendatasystems.otkmobile.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Bluetooth android.hardware.bluetooth
- Basic touch input android.hardware.faketouch
- Location android.hardware.location
- GPS android.hardware.location.gps
OTK Mobile APK: questions and answers
Is there a version of OTK Mobile for older Android phones?
The current version needs Android 10 or later. Version 1.6.0(IN0125) is the newest listed build that installs on Android 5.1 and later. Get version 1.6.0(IN0125) · 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 OTK Mobile 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 other version checked. After downloading, check that the file's MD5 is a80c15d18d806fa2a956ad947868665f.
