Polaris Office offers Free Trial, but Collabora Online does not.
Polaris Office is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Collabora Online is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Polaris Office Starts at $6.99/Month when Billed Yearly whereas for Collabora Online Starts at $18/User/Year.
Some top alternatives to Polaris Office includes Documint, Dynamic Flows, DocuSend, Qualified, Workvivo, OfficeFiles, Documents To Go, iWork, OfficeSuite, Collabora Online, WPS Office and Go Mail Merge.
Some top alternatives to Collabora Online includes Nextcloud, ONLYOFFICE, ownCloud.online, ownCloud, LibreOffice, Qualified, OfficeSpace Software, Workvivo, OfficeFiles, Ability Office and OfficeSuite.