What are some alternatives?
When comparing OutSystems Platform and Heroku, you can also consider the following products
OpenShift - OpenShift gives you all the tools you need to develop, host and scale your apps in the public or private cloud. Get started today.
Microsoft Azure - Windows Azure and SQL Azure enable you to build, host and scale applications in Microsoft datacenters.
Apprenda - Apprenda is a software layer that transforms any infrastructure into a policy-driven, hybrid cloud application platform.
DigitalOcean - Simplifying cloud hosting. Deploy an SSD cloud server in 55 seconds.
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Cloudify - Cloudify enables developers to automate entire application lifecycle from deployment to scaling.