Does the app work on both iPhone and iPad? Jonathan April 27, 2021 07:08 Updated Yes! Our OnMail iOS app works on both iPhone and iPad. Related articles How is OnMail different from Edison Mail? What features are available on OnMail mobile? Which email service providers can I import? Why can’t I create an OnMail account in the App? How do I search? Comments 0 comments Article is closed for comments.