The following is the list of clients and devices on which you can test how your email looks.
Installable clients
- Apple Mail 7
- Apple Mail 8
- Outlook 2003
- Outlook 2007
- Outlook 2010
- Outlook 2011
- Outlook 2013
- Outlook 2016
- Thunderbird 31
Web-based clients
- AOL Mail (Firefox)
- AOL Mail (Chrome)
- Gmail (Firefox)
- Gmail (Chrome)
- Outlook.com (Firefox)
- Outlook.com (Chrome)
- Office 365 (Firefox)
- Office 365 (Chrome)
- Yahoo! Mail (Firefox)
- Yahoo! Mail (Chrome)
Mobile devices
- iPad (Retina)
- iPad Mini
- iPhone 5s (iOS 7)
- iPhone 5s (iOS 8)
- iPhone 6
- iPhone 6 Plus