Yes, both Confluence and Avocode offer a Free Trial.
Confluence is designed for Large Enterprises, Medium Business and Small Business.
Avocode is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Confluence Starts at $8.33/User/Month when Billed Yearly whereas for Avocode Starts at $15/User/Month when Billed Yearly.
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 Avocode includes Flock, eXo Platform, Spike, Zoho Cliq, Airtable, ClickUp, Nextcloud, JANDI, Lark, Microsoft Teams and Google Workspace.