App support
A crystal reference index for browsing, saving, learning, and keeping a private collection of notes.
For help with Crystal Index, email support with the app name, your device model, iOS version, and a short description of the issue.
hello@lunarcomputing.orgCrystal Index stores saved crystals, notes, collection state, widget preferences, and browsing preferences on your device.
Premium access is processed by Apple in-app purchase and managed with RevenueCat. We do not receive your Apple ID, payment card, or billing address. If premium access does not appear after purchase, use the restore purchases option inside the app, then restart the app. Subscription cancellation and refunds are handled by Apple from iOS Settings or reportaproblem.apple.com.
If iCloud is enabled, saved crystals and notes may sync via Apple CloudKit to your own devices.