When comparing Microsoft Azure vs Google App Engine, the Slant community recommends Google App Engine for most people. In the question“What are the best cloud platforms as a service providers?” Google App Engine is ranked 6th while Microsoft Azure is ranked 8th. The most important reason people chose Google App Engine is:
Google App Engine integrates with Google's CDN out of the box and it distributes your application's assets through that, increasing loading speed considerably.
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Pros
Pro Supports running Windows Server
Most, if not all, of the major cloud PaaS providers offer a Linux variant to host your applications. Windows Azure, being a Microsoft product obviously, supports Windows in addition to Linux.
Pro Linux Instances
The Azure platform has been supporting Linux VMs for a while now and has Linux distributions readily available in the catalogue.
Pro Free Tier
Microsoft Azure offers a Free Tier option that allows you to spawn a BST-1 instance that has 750 free hours.
Pro Increases application speed considerably
Google App Engine integrates with Google's CDN out of the box and it distributes your application's assets through that, increasing loading speed considerably.
Pro Easy to use
Google App Engine is very easy to use. All you need to do is install the SDK (which in itself is easy as well, and the documentation is very heplful) and run the command needed depending on the type of project to deploy it.
For example, to deploy a golang application, you run golang deploy
inside the project folder and it will be automatically deployed.
Cons
Con Expensive
Even though in the context of Pay-as-you-go services, it's cost effective, but monthly pricing for these services are quite higher than competitors.
Con Not a core Google product faces uncertin future
Google is notorious with flipping on technology directions, this product is clearly not the focus of Google.
Con Expenses are very hard to control
The monitoring for expenses is limited at best.
Con Problematic support even in the paid grade
Con No SQL database available
Google App Engine uses Google's NoSQL cloud database. There's no option to use a SQL database with your application.
