Amazon Web Services is described as 'A pay-as-you-go cloud computing platform with services in networking, compute, storage, and IoT, accessible via global server farms' and is a Cloud Computing service in the backup & sync category. There are more than 100 alternatives to Amazon Web Services for a variety of platforms, including Web-based, SaaS, Linux, Windows and Self-Hosted apps. The best Amazon Web Services alternative is Cloudflare, which is free. Other great apps like Amazon Web Services are DigitalOcean, Heroku, OpenStack and Microsoft Azure.