MongoLab is a fully-managed cloud database service featuring highly-available MongoDB databases, automated backups, web-based tools, 24/7 monitoring, and expert support. By hosting MongoDB on MongoLab’s Database-as-a-Service (DBaaS) platform, developers and IT professionals are free to focus their attention on product development instead of operations.
Our free sandbox plan is a great way to experience MongoDB on Windows Azure! It includes 0.5 GB of storage.
A highly-available MongoDB Replica Set cluster on shared Windows Azure hosts. This plan includes 8 GB of storage.