Please see our help guides and tutorials at help.dayoneapp.com
Click here or manually enter firstname.lastname@example.org. Please include the following if possible:
Or go to Day One on iOS/Android > Settings > Support > Contact Support to start an email with the default mail client.
Support hours are Monday-Friday, 9 AM to 5 PM, Mountain Time (UTC -6). Estimated response time is within 24 business hours.