There are 4 types of Storage services offered by Azure,
1. Blob Storage: Any data/file ( unstructured data )
2. File Storage: Commonly shared files between VMs.
3. Queue Storage: reliable messaging between application components
4. Table Storage: Structured data ( NoSQL type data )
Features of storage service:
1. Secure
2. Manageable
3. Scalable
4. Durable and High Availability
5. Accessible
For more information: Introduction to Azure Storage – Cloud storage on Azure | Microsoft Learn