Ekichō collects minimal personal data necessary to support account login and basic app functionality.
When you sign in with Apple, we collect a unique user identifier and a private relay email address (e.g. @privaterelay.appleid.com).
We also store your selected home station and city ID in a secure database using Firebase. This data is used only to personalize your app experience and is not shared with third parties.
No analytics, advertising, or tracking tools are used.
If you have any questions, feel free to contact: daniele@signal-sense.ai
Last updated: July 3, 2025