
Natural Scientific Calculator
Loved by millions of users: Android's top rated and most intuitive calculator
Stultus Studios · roviminteractive.materialcopy
- Signature matches the Google Play version Details
At a glance
- Latest version
- v6.0.5 (74)
- Updated
- Nov 11, 2025 (11 months ago)
- APK size
- 3.2 MB
- Requires
- Android 4.0.3+ (API 15)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Listed since
- Sep 12, 2016 (at least)
- Permissions
- 8
- Developer contact
- [email protected]
About this APK
Natural Scientific Calculator is an app by Stultus Studios in the Tools category, listed since at least September 2016. It has no native code, so it runs on any Android processor.
Since version 6.0.2, the APK shrank from 7.3 MB to 3.2 MB. It asks for 8 permissions, none of them sensitive. Compared with version 6.0.2, it adds 1 new permission: “Google Play install referrer”. The app offers in-app purchases through Google Play.
Ratings
Ratings from users of the source store — not collected or verified by AAPKs.
What's new in v6.0.5
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v6.0.2.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Nov 11, 2025.
- Certificate issued to “Stultus Studio” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Nov 11, 2025
- Validated against Google Play Nov 11, 2025
- Signed byO=Stultus Studio
- Signing certificate (SHA-1)80:E0:6B:69:3A:3A:80:E0:C6:C5:36:08:26:00:1D:C1:5C:49:16:C8
- File MD5e6a02204ab7bbfe005429082f7dc228c
- 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 (8)
Natural Scientific Calculator requests 8 permissions, none of them sensitive.
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Push messaging (app-defined) roviminteractive.materialcopy.permission.C2D_MESSAGE
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Portrait screen android.hardware.screen.portrait
Natural Scientific Calculator 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 Natural Scientific Calculator free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the Natural Scientific Calculator 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 e6a02204ab7bbfe005429082f7dc228c.