GetResponse offers Free Trial, but Go Mail Merge does not.
Go Mail Merge is designed for Individuals, Medium Business and Small Business.
GetResponse is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Go Mail Merge Starts at $8.33/Month when Billed Yearly whereas for GetResponse Starts at $15.58/Month when Billed Yearly.
Some top alternatives to Go Mail Merge includes Pipedrive, Campaigner, Moosend, SMTP, Omnisend, Constant Contact, MailChimp, GetResponse, Bulky, StreamSend, Sendicate, Groupmail, Inbox Mailers, Elite Campaign, Mailsend by 500apps, SendFox and Emaily.
Some top alternatives to GetResponse includes Pipedrive, Campaigner, Moosend, SMTP, ActiveCampaign, Omnisend, Constant Contact, MailChimp, Campaign Monitor, MailerLite, AWeber, ConvertKit, Elite Campaign, ClickFunnels, FlyerFunnel, SendFox and CloudFunnels.