At a glance
- Latest version
- v1.0.3 (4)
- Updated
- Jan 19, 2026 (9 months ago)
- APK size
- 4.3 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Listed since
- Feb 16, 2021 (at least)
- Permissions
- 9
- Developer contact
- [email protected]
About this APK
Foundation Concrete is an app by Duy Leo in the Tools category, listed since at least February 2021. It has no native code, so it runs on any Android processor.
It asks for 9 permissions, none of them sensitive. Compared with version 1.0.2, it adds 3 new permissions: “Access adservices ad id”, “Access adservices attribution” and “Access adservices topics”. The app can read the advertising ID that ad and analytics services use.
What's new in v1.0.3
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v1.0.2.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Jan 19, 2026.
- Certificate issued to “UCT” 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 19, 2026
- Validated against Google Play Jan 19, 2026
- Signed byCN=Duy Nguy?n Van, OU=UCT, O=UCT, L=H?i Duong, ST=TP.H?i Duong, C=84
- Signing certificate (SHA-1)35:25:A1:34:AA:C1:BC:96:58:7A:5D:90:3A:F7:9B:59:CA:C2:FC:F1
- File MD54bc06d45eef9a827f300eb1d8c02e103
- 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 (9)
Foundation Concrete requests 9 permissions, none of them sensitive.
- Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
- Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
- Advertising ID com.google.android.gms.permission.AD_ID
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) duynguyenvan.mongcoc.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run foreground services android.permission.FOREGROUND_SERVICE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
Foundation Concrete 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 Foundation Concrete 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 4bc06d45eef9a827f300eb1d8c02e103.
