
Diary with PIN Password Lock
Personal Notes Diary with PIN Lock Password and Scrapbook Daybook Journal Editor
Pro Data Doctor Pvt. Ltd. · com.ProDataDoctor.Diary
- Signature matches the Google Play version Details
At a glance
- Latest version
- v2.1 (11)
- Updated
- May 18, 2026 (5 months ago)
- APK size
- 14.5 MB
- Requires
- Android 7.0+ (API 24)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Feb 5, 2021 (at least)
- Permissions
- 12 (2 sensitive)
- Website
- prodatadoctor.com
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Diary with PIN Password Lock is an app by Pro Data Doctor Pvt. Ltd. in the Productivity category, listed since at least February 2021. It has no native code, so it runs on any Android processor.
Since version 1.8, the APK grew from 13 MB to 14.5 MB and the minimum Android version rose from 5.0 to 7.0. It asks for 12 permissions, 2 of them sensitive: read media images and read shared storage. It asks for the same permissions as version 2.0. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.
What's new in v2.1
Description
From the listing uploaded by “appupdater”.
Version history
4 versions are listed, going back to v1.8. Since v1.9 it requires Android 7.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on May 18, 2026.
- Certificate issued to “Pro Data Doctor Pvt. Ltd.” 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 May 18, 2026
- Validated against Google Play May 18, 2026
- Signed byCN=Tarun Tyagi, OU=prodatadoctor.com, O=Pro Data Doctor Pvt. Ltd., L=Ghaziabad, ST=Uttar Pradesh, C=IN
- Signing certificate (SHA-1)93:1B:3E:82:82:01:BA:80:EF:21:F2:35:17:B3:C3:B2:35:CB:37:5F
- File MD5a4eb6fdda92b6fdaef2d4d052a87c4c2
- 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 (12)
Diary with PIN Password Lock requests 12 permissions, 2 of them sensitive.
- Read media images Sensitive android.permission.READ_MEDIA_IMAGES
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- 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
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Internal broadcast protection (app-defined) com.ProDataDoctor.Diary.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
- Portrait screen android.hardware.screen.portrait
Diary with PIN Password Lock APK: questions and answers
Is there a version of Diary with PIN Password Lock for older Android phones?
The current version needs Android 7.0 or later. Version 1.8 is the newest listed build that installs on Android 5.0 and later. Get version 1.8 · 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 Diary with PIN Password Lock free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the Diary with PIN Password Lock 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 a4eb6fdda92b6fdaef2d4d052a87c4c2.