We're happy to help. Bug reports, questions and feature ideas are all welcome.
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Contact: [email protected]
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Allow full calendar access: iOS Settings › Calenday › Calendars › Full Access. On Android, allow the Calendar permission in app settings. Then check that the calendar is turned on in Calenday › Settings › Calendars to show.
Calenday uses the accounts on your phone. Open Calenday › Settings › Add calendar account and follow the steps. On iPhone: Settings › Calendar › Calendar Accounts. iCloud: Settings › your name › iCloud › Calendars.
Open Settings › Pro › Restore purchase, signed in with the same Apple ID or Google account you bought with.
Long-press your home screen, tap + (iPhone) or Widgets (Android), and search for Calenday.