Yes, both Knox Suite and Microsoft Intune offer a Free Trial.
Knox Suite is designed for Small Business, Medium Business and Individuals.
Microsoft Intune is designed for Large Enterprises and Medium Business.
The starting price of Microsoft Intune begins at $8.80/User/Month, while pricing details for Knox Suite are unavailable.
Some top alternatives to Knox Suite includes and undefined.
Some top alternatives to Microsoft Intune includes ManageEngine Desktop Central, MobileIron UEM, Matrix42 UEM, Citrix Endpoint Management, Ivanti Unified Endpoint Manager, Workspace ONE, Sophos Mobile, IBM MaaS360, BlackBerry UEM, ThinkUEM and NinjaOne (NinjaRMM).