Stoichio
Stoichio is a comprehensive pocket chemistry calculator for high school and college students.
Questions, bug reports or feature requests: stoichio.app@gmail.com
Privacy Policy
Last updated: October 2026
Stoichio does not collect, store or share any personal information.
- All calculations occur locally. Nothing you type is sent anywhere.
- This app has no accounts, analytics, advertising or tracking.
- This app does not use any third-party services or SDKs.
- Stoichio does not knowingly collect personal information from any user.
- If you choose to email us using “Report a Bug,” your email is sent through
your own mail app. We use the information therein only to respond
to user requests and improve the app, we never share it.
If this policy changes, the updated version will be posted on this page.
Contact: stoichio.app@gmail.com