Vultr is described as 'Deploy compute, storage, and bare metal servers in 16 locations with instant provisioning, SSD storage, flexible plans, API access, and one-click apps' and is a popular Cloud Computing service in the online services category. There are more than 100 alternatives to Vultr for a variety of platforms, including Web-based, SaaS, Linux, Windows and Self-Hosted apps. The best Vultr alternative is DigitalOcean. It's not free, so if you're looking for a free alternative, you could try Amazon Elastic Compute Cloud or Laravel Cloud. Other great apps like Vultr are DedicatedCore, Heroku, Linode and Microsoft Azure.
Similar pricing but actually includes DDoS protection for free