RemainderCalculator byNSDev
A calculator that can calculate the answer and the remainder of division.
Nihon System Developer Corp. · jp.co.nsgd.nsdev.RemainderCalculator
- Signature matches the Google Play version Details
At a glance
- Latest version
- v1.2.3 (8)
- Updated
- Apr 15, 2026 (6 months ago)
- APK size
- 6.8 MB
- Requires
- Android 6.0+ (API 23)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Oct 20, 2020 (at least)
- Permissions
- 10
- Website
- nsgd.co.jp/nsd
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
RemainderCalculator byNSDev is an app by Nihon System Developer Corp. in the Productivity category, listed since at least October 2020. It has no native code, so it runs on any Android processor.
Since version 1.2.1, the APK grew from 5.3 MB to 6.8 MB and the minimum Android version rose from 4.1 to 6.0. It asks for 10 permissions, none of them sensitive. It asks for the same permissions as version 1.2.2. The app can read the advertising ID that ad and analytics services use.
What's new in v1.2.3
Description
From the listing uploaded by “appupdater”.
Version history
3 versions are listed, going back to v1.2.1. Since v1.2.3 it requires Android 6.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Apr 15, 2026.
- Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
- Same certificate as the 2 other versions checked
Store checks and file details
- Developer signature verified Apr 15, 2026
- Validated against Google Play Apr 15, 2026
- Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
- Signing certificate (SHA-1)3C:D5:AC:C3:A1:10:E4:77:9C:97:ED:14:F2:9E:0C:C9:DC:2E:BA:AB
- File MD51caf3a71a82ca0bf3eab09b1f6a02765
- 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 (10)
RemainderCalculator byNSDev requests 10 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
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) jp.co.nsgd.nsdev.RemainderCalculator.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
RemainderCalculator byNSDev APK: questions and answers
Is there a version of RemainderCalculator byNSDev for older Android phones?
The current version needs Android 6.0 or later. Version 1.2.2 is the newest listed build that installs on Android 5.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 1.2.2 · 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 RemainderCalculator byNSDev 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 1caf3a71a82ca0bf3eab09b1f6a02765.
