Yes, both GetResponse and Optiin offer a Free Trial.
GetResponse is designed for Large Enterprises, Medium Business and Small Business.
Optiin is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GetResponse Starts at $15.58/Month when Billed Yearly whereas for Optiin Starts at $7/Month when Billed Yearly.
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.
Some top alternatives to Optiin includes Unbounce, Leadpages, Landingi, ClickFunnels, FlyerFunnel, GrooveFunnels, Way, Cloud Funnels, Funnelair and InterFunnels.