
Addition Memorizer
Memorize the 9 x 9 addition table.
MATH Domain Development · com.mathdomaindevelopment.additionmemorizer
- Signature matches the Google Play version Details
At a glance
- Latest version
- v1.0.17 (17)
- Updated
- Aug 28, 2025 (1 year ago)
- APK size
- 5.4 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- Any (no native code)
- Category
- Education (app)
- Listed since
- Jun 13, 2021 (at least)
- Permissions
- 9
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Addition Memorizer is an app by MATH Domain Development in the Education category, listed since at least June 2021. It has no native code, so it runs on any Android processor.
Since version 1.0.13, the APK grew from 4 MB to 5.4 MB. It asks for 9 permissions, none of them sensitive. It asks for the same permissions as version 1.0.16.
What's new in v1.0.17
Description
From the listing uploaded by “appupdater”.
Version history
4 versions are listed, going back to v1.0.13. Since v1.0.15 it requires Android 5.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Aug 28, 2025.
- Certificate issued to “MATH Domain Development” 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 Aug 28, 2025
- Validated against Google Play Aug 28, 2025
- Signed byCN=Edgar, OU=MATH Domain, O=MATH Domain Development, ST=CA, C=US
- Signing certificate (SHA-1)E4:14:E0:E0:6C:CC:B8:58:06:89:BB:8D:96:CF:9C:91:F1:12:08:C1
- File MD51ab6be480bc4be2cc35a411c42754488
- 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 (9)
Addition Memorizer 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
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) com.mathdomaindevelopment.additionmemorizer.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
Addition Memorizer 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 Addition Memorizer 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 1ab6be480bc4be2cc35a411c42754488.