Data collection
Chemistry Explorer does not collect personal information, analytics events, advertising identifiers, or usage logs. Chemistry data is bundled with the app or generated on-device.
On-device storage
Favorites, history, app settings, and purchase entitlement state may be stored locally on your device. You can remove local app data by deleting the app from iOS.
ChemKeys keyboard
ChemKeys does not request Full Access. It does not use the network, log keystrokes, or transmit text you type in other apps.
Purchases
Purchases and subscriptions are handled by Apple through StoreKit. Apple processes payment and subscription account information under Apple's own policies.
Contact
For privacy or support questions, email qiujsh@gmail.com.
Last updated: July 7, 2026