MailSpy History:
1.0.5 (26 Feb 2020):
• IMPORTANT: The minimum system requirements have been raised to macOS 10.13
• MailSpy is now free of charge
1.0.4 (3 Jul 2018):
• Allow drag&drop of .eml and .emlx e-mails onto the MailSpy dock icon
• Improved speed
1.0.3 (23 Feb 2017):
• Improved speed and reliability
1.0.2 (16 Feb 2017):
• Improved stability and reliability
1.0.1 (04 Nov 2016):
• Fixed wrong system requirements, MailSpy requires 10.10
• Fixed bug where the map would not show in some cases
• Updated to "Swift 3" for improved system compatibility
1.0 (11 Mar 2015):
• Initial release