Carrefour
Yes, both GetResponse and Mailmust offer a Free Trial.
GetResponse is designed for Large Enterprises, Medium Business and Small Business.
Mailmust is designed for Large Enterprises, Medium Business and Small Business.
The starting price of GetResponse begins at $15.58/Month when Billed Yearly, while pricing details for Mailmust are unavailable.
Some top alternatives to GetResponse includes Campaigner, Moosend, SMTP, ActiveCampaign, Omnisend, Constant Contact, MailChimp, Campaign Monitor, MailerLite, AWeber, ConvertKit, Elite Campaign, ClickFunnels, FlyerFunnel, SendFox and CloudFunnels.
Some top alternatives to Mailmust includes Campaigner, Moosend and SMTP.