Microsoft Azure is described as 'and SQL Azure enable you to build, host and scale applications in Microsoft datacenters' and is a popular Cloud Hosting service in the backup & sync category. There are more than 100 alternatives to Microsoft Azure for a variety of platforms, including Online / Web-based, Linux, Windows, Mac and SaaS. The best alternative is DigitalOcean. It's not free, so if you're looking for a free alternative, you could try Heroku or OpenShift. Other great apps like Microsoft Azure are Linode, OpenStack, Vultr and Amazon Web Services.
Deploy, manage, and scale cloud applications faster and more efficiently on DigitalOcean. We make managing infrastructure easy for teams and businesses, whether you’re running one virtual machine or ten thousand.
In 2006, Amazon Web Services LLC (“AWS”), an Amazon.com company, officially began offering developer customers access to in-the-cloud infrastructure services based on Amazon's own back-end technology platform.
Google App Engine is a free* platform for developing and hosting web applications in Google-managed data centers. App Engine offers fast development and deployment; simple administration, with no need to worry about hardware, patches or backups; and effortless scalability.