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With the Azure Free Account, eligible customers receive ₹14,500 of credits which can be used within the first 30 days on most Azure services. Any unused monthly credits cannot be carried over to subsequent months and cannot be transferred to other Azure subscriptions. In addition, you get free monthly amounts of two groups of services: Popular services, which are free for 12 months and 25+ other services that are free always. Free services are based on resource and region availability.
You can delete and create VMs multiple time. Here is the tip to save credits Stop and deallocate the VM from the portal once you complete the task on the VM
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