MailSpy is an application that can show you the geographic location from where the e-mails you've received have been sent. MailSpy shows the sender location as well as the location of any intermediate 'stops' the e-mail may have taken on its way to you, as well as additional information, like the e-mail client the sender has used.
v1.0 [Nov 27, 2015]
• IMPORTANT: The minimum system requirements have been raised to macOS 10.13
• MailSpy is now free of charge
Mia for Gmail (was Notifier Pro for Gmail) is a desktop Gmail client which sits politely in your menu bar.
