When comparing Azure Web Apps vs Kuzzle, the Slant community recommends Kuzzle for most people. In the question“What are the best Backend as a Service providers for webapps?” Kuzzle is ranked 2nd while Azure Web Apps is ranked 7th. The most important reason people chose Kuzzle is:
Supports REST, WebSockets and MQ protocols.
Ranked in these QuestionsQuestion Ranking
Pros
Pro 10 free web apps in each datacenter
There's a free plan which provides you with up to 10 free apps hosted on each datacenter, albeit with some restrictions on hard disk size, CPU and RAM.
Pro Easily scale up and down
It's very easy to scale up or down your app in Azure. You can either scale the CPU or RAM according to your needs. There's even an option for autoscaling which lets Azure itself choose when to scale up or down depending on traffic.
Pro Multiprotocol
Supports REST, WebSockets and MQ protocols.
Pro Realtime through filters
You do not connect to classic rooms but to search filters and can be warned of changes on permanent storage or volatile one.
Pro Open Source
Kuzzle is open source and it's released under the Apache 2 License.
Pro Javascript SDK
A fully documented javascript SDK exists.
Cons
Con May have issues since it's stil la relatively young project
Kuzzle is (as of February 2nd, 2015) in alpha version and approaching beta.