Google Cloud Storage offers developers and IT organizations durable and highly available object storage. Google created three simple product options to help you improve the performance of your applications while keeping your costs low. These three product options use the same API, providing you with a simple and consistent method of access.
Microsoft Azure Blob storage is a cloud computing PaaS that stores unstructured data in the cloud as objects/blobs. Blob storage can store any type of text or binary data, including documents, media files, and application installers.