Yes, both Zendesk Support and Cincopa offer a Free Trial.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Cincopa is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Zendesk Support Starts at $19/user/month when yearly whereas for Cincopa Starts at $9/Month when Billed Yearly.
Some top alternatives to Zendesk Support includes Zoho Desk, ManageEngine ServiceDesk Plus, Deskero, Support Hub, HelpDesk, Desky, Help Scout, Salesforce Service Cloud, ReadyDesk, Sitehelpdesk, HESK and BoldDesk.
Some top alternatives to Cincopa includes Wave.video, Flowplayer, Wistia, Qiwio, Vadootv, VidTags, TeamTV, Embed.so and api.video.