Last updated: February 21, 2026
Summary: LinguaKey does not collect, store, or transmit any personal data. We do not have servers. There is no analytics, no tracking, and no user accounts.
LinguaKey is a keyboard extension that uses AI to transform text. We are committed to protecting your privacy. This policy explains what data LinguaKey accesses and how it is handled.
LinguaKey does not collect, store, or transmit any personal data to our servers. We do not operate any servers. There is no analytics, no tracking, and no user accounts.
When using on-device AI mode (Apple Intelligence or local language models), all text processing happens entirely on your device. No text, prompts, or results leave your device.
iOS requires "Full Access" permission for certain keyboard features. LinguaKey uses Full Access solely for:
LinguaKey does not send your text to our servers.
All app data — including your custom actions, settings, and preferences — is stored locally on your device using iOS standard storage (UserDefaults and the App Group container). This data is deleted when you uninstall LinguaKey.
LinguaKey offers optional in-app subscriptions managed entirely by Apple through the App Store. We do not process payments or store any financial information. Subscription management is handled through your Apple ID settings.
LinguaKey does not knowingly collect any information from children under 13. The app does not require or support user accounts of any kind.
If we update this privacy policy, the changes will be reflected on this page with an updated date. Material changes will be communicated through the app or App Store release notes.
If you have questions about this privacy policy, please contact us at support@linguakey.app.