The Windows Azure Platform enables businesses to run critical applications with a higher performance-price ratio by running them on the services platforms data centers on a pay-as-you-go basis.
IBM Cloud is a cloud platform that offers the most open and secure public cloud for business with a next-generation hybrid cloud platform, advanced data and AI capabilities, and deep enterprise expertise across 20 industries.
Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.