Neither MailChimp nor Aiva Labs offers a free trial.
MailChimp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Aiva Labs is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Aiva Labs begins at $190/Year, while pricing details for MailChimp are unavailable.
Some top alternatives to MailChimp includes Campaigner, Moosend and SMTP.
Some top alternatives to Aiva Labs includes Justuno, Poptin, Popupsmart, Popup Maker, Ampry, Wisepops, Popconvert, Popify, Qualzz, ReSharper and Leadforza.