At a glance
- Latest version
- v4.0 (40)
- Updated
- Nov 11, 2025 (11 months ago)
- APK size
- 7.2 MB
- Requires
- Android 4.4+ (API 19)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Mar 27, 2023 (at least)
- Permissions
- 5
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Chemistry Toolbox is an app by Turvy in the Productivity category, listed since at least March 2023. It has no native code, so it runs on any Android processor.
It asks for 5 permissions, none of them sensitive.
What's new in v4.0
Description
From the listing uploaded by “appupdater”.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Nov 11, 2025.
- Certificate issued to “Topsy-Turvy” This is the certificate of the Google Play version.
Store checks and file details
- Developer signature verified Nov 11, 2025
- Validated against Google Play Nov 11, 2025
- Signed byCN=Florent Breton, OU=Mobile Development, O=Topsy-Turvy, L=Ramonville, C=France
- Signing certificate (SHA-1)49:7C:A4:E6:BD:E7:9B:25:CE:E7:65:58:D4:C4:21:94:B9:56:D2:D6
- File MD549ccbe7f103c7c25e16232fc5486d1b1
- 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. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (5)
Chemistry Toolbox requests 5 permissions, none of them sensitive.
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Prevent the device from sleeping android.permission.WAKE_LOCK
- 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
Chemistry Toolbox 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 Chemistry Toolbox 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. After downloading, check that the file's MD5 is 49ccbe7f103c7c25e16232fc5486d1b1.
