Now Azure Backup for SQL Server installed on a Virtual Machine (VM) has been released for all Microsoft Azure regions through Azure Backup. Azure Backup for SQL Server in virtual machines is a simplified and modern way to back up databases in a cloud solution. It is a platform as a service, that is, without the need to deal with infrastructure and with high scalability. Through this tool, we can back up a standalone instance as well as an AllwaysOn database, with centralized management and monitoring.
Link to the original article for more details: https://azure.microsoft.com/en-us/blog/azure-backup-for-sql-server-in-azure-virtual-machines-now-generally-available/