CSD
Construction Digital Solutions
CMS Data Technology Pte. Ltd. · com.catail.cms.jtc
- Signature matches the Google Play version Details
At a glance
- Latest version
- v2.2.126 (186)
- Updated
- Sep 25, 2026 (14 days ago)
- APK size
- 32.6 MB
- Requires
- Android 8.0+ (API 26)
- CPU support
- ARM 64-bit
- Category
- Productivity (app)
- Listed since
- Nov 2, 2020 (at least)
- Permissions
- 18 (6 sensitive)
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
CSD is an app by CMS Data Technology Pte. Ltd. in the Productivity category, listed since at least November 2020. It includes native code only for ARM 64-bit, so it won't install on phones that can only run 32-bit apps.
Since version 2.2.115, the APK shrank from 55.4 MB to 32.6 MB. Since version 2.2.108, the minimum Android version rose from 5.0 to 8.0. It asks for 18 permissions, 6 of them sensitive, including precise location, camera and record audio. It asks for the same permissions as version 2.2.124.
What's new in v2.2.126
Description
From the listing uploaded by “appupdater”.
Version history
6 versions are listed, going back to v2.2.108. New versions arrive here every few months. Since v2.2.118 it requires Android 8.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Sep 25, 2026.
- Certificate issued to “TBOW” 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 Sep 25, 2026
- Validated against Google Play Sep 25, 2026
- Signed byCN=Lizy, OU=Finance, O=TBOW, L=Jinan, ST=Shandong, C=86
- Signing certificate (SHA-1)80:15:4E:71:C3:FB:6C:72:9C:E1:8E:DE:0D:26:60:55:9F:F5:BA:8F
- File MD5372884867200e971e3f8fec774d0a2f2
- 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 (18)
CSD requests 18 permissions, 6 of them sensitive.
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Call phone Sensitive android.permission.CALL_PHONE
- Camera Sensitive android.permission.CAMERA
- Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
- Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
- Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
- Change wifi state android.permission.CHANGE_WIFI_STATE
- Control vibration android.permission.VIBRATE
- Flashlight android.permission.FLASHLIGHT
- Foreground service data sync android.permission.FOREGROUND_SERVICE_DATA_SYNC
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) com.catail.cms.jtc.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Jtc jpush message (custom) com.catail.cms.jtc.permission.JPUSH_MESSAGE
- Mount unmount filesystems android.permission.MOUNT_UNMOUNT_FILESYSTEMS
- 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
- Location android.hardware.location
CSD APK: questions and answers
Is there a version of CSD for older Android phones?
The current version needs Android 8.0 or later. Version 2.2.115 is the newest listed build that installs on Android 6.0 and later. Get version 2.2.115 · 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 CSD 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 372884867200e971e3f8fec774d0a2f2.
