Yes, both Elium and Zimbra Collaboration offer a Free Trial.
Elium is designed for Large Enterprises and Medium Business.
Zimbra Collaboration is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Elium begins at $4.48/User/Month when Billed Yearly, while pricing details for Zimbra Collaboration are unavailable.
Some top alternatives to Elium includes CollaborateCloud, ClickUp, Sensive, Acollab, IntelligenceBank KM, HyperOffice, Collato, Box Skills, Ideagen Huddle, Klutch and Cocoom.
Some top alternatives to Zimbra Collaboration includes Zoho Connect, Zoho Cliq, Airtable, ClickUp, Cisco Webex Teams, mi.team, Chatter, Zimbra Cloud, Zimbra Desktop, Zapmail and Zellim.