Yes, both Confluence and Wiki Valley offer a Free Trial.
Confluence is designed for Large Enterprises, Medium Business and Small Business.
Wiki Valley is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Confluence begins at $8.33/User/Month when Billed Yearly, while pricing details for Wiki Valley are unavailable.
Some top alternatives to Confluence includes Jira, Microsoft SharePoint, Google Workspace, GitBook, Zoho Wiki, Drupal Wiki, TWiki, Wiki Valley, XWiki and Team Wiki.
Some top alternatives to Wiki Valley includes simplewiki, GitBook, Zoho Wiki, Buzz, Drupal Wiki, LearnLode Enterprise, TWiki, Wiki.js, Wikiful and Microsoft Azure.