Yes, both FileCloud and Rocket.Chat offer a Free Trial.
FileCloud is designed for Large Enterprises, Medium Business and Small Business.
Rocket.Chat is designed for Large Enterprises, Medium Business and Small Business.
Pricing for FileCloud Starts at $4.20/User/Month whereas for Rocket.Chat Starts at $2/User/Month when Billed Yearly.
Some top alternatives to FileCloud includes CollaborateCloud, Nextcloud, Sync.com, Dropbox Business, ownCloud.online, ownCloud, Box, Microsoft OneDrive for Business, Dropbox Professional and Citrix Content Collaboration.
Some top alternatives to Rocket.Chat includes Slack, Glip, Google Chat, Zulip, IRCCloud, ChatWork, Dialog, CometChat, Teamwork Chat and Echo.
