No specific info about version 10.3. Please visit the main page of MailStewardPro on Mac Informer.
Migrate emails from Outlook for Mac to other email clients.
Create HTML-mails and newsletters with an optimized layout for mobile devices.
It can forward mail from AOL, Gmail, Hotmail, MSN, etc. to any e-mail address.
It retrieves e-mail addresses of people who once wrote messages to you.
Send delayed and repeated messages using a simple app.