Yes, both SendGrid and GrooveJar offer a Free Trial.
SendGrid is designed for Large Enterprises, Medium Business and Small Business.
GrooveJar is designed for Large Enterprises, Medium Business and Small Business.
The starting price of GrooveJar begins at $99/Month, while pricing details for SendGrid are unavailable.
Some top alternatives to SendGrid includes SMTP, Campaigner and Moosend.
Some top alternatives to GrooveJar includes Justuno, InStream, Poptin, Sumo, Popupsmart, Getsitecontrol, Popup Maker, PopUp Domination, ConvertFlow, Popconvert and Leadforza.