Your real Gmail, Outlook and calendars, worked as you: read, draft, send, schedule, organize.
Free
One server, in email. Your real Gmail, Outlook and calendars, worked as you: read, draft, send, schedule, organize.
Your real Gmail, Outlook and calendars, worked as you: read, draft, send, schedule, organize.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.