When comparing Google Firebase vs Kinvey, the Slant community recommends Google Firebase for most people. In the question“What are the best Android BaaS (Backend as a Service) providers?” Google Firebase is ranked 1st while Kinvey is ranked 2nd. The most important reason people chose Google Firebase is:
The Blaze Plan is a pay-as-you-go plan, which is, you pay for what you use, without overhead or upfront costs.
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Pros
Pro Flexible Pricing
The Blaze Plan is a pay-as-you-go plan, which is, you pay for what you use, without overhead or upfront costs.
Pro Straightforward hosting
Powered by Google's Cloud Platform, Firebase allows you to deploy static web pages or web applications with a nifty Node.js-based CLI Tool.
Pro Super fast CDN
All static website content is hosted on the Fastly CDN making your website really fast.
Pro More than just hosting web applications
In the core of Firebase allows you to do testing for Android apps, Analytics, Real-time Database, and many more. It's centered mostly for progressive web applications and mobile applications with real-time connectivity to your service.
Pro Almost free if you add Cloudflare in front (no bandwidth costs) and cache effectively
The built-in CDN is great too, but if you're concerned about bandwidth costs, using it with Cloudflare is an excellent option option.
Pro Asynchronous file uploading
When you want to upload a file, you just create an object and initialize the file upload to the server (this is done asynchronously).
Pro Provides a straightforward way of connecting their services
Setting up a backend for an app with Kinvey is very easy and takes minutes. All you have to do is sign up and through their graphical interface follow all the steps, which boils down to creating tables and identifying the type of data that is being stored.
Then you download the library, integrate it with your app and initialize the process with one single line.
Pro User registration is easy
User registration with Kinvey is pretty good and usually works without any problems. It's also very easy to use, you simply pass the username, password, email, etc. to the required method and register a callback that returns whether the registration was a success or a failure.
Same thing is done for login and logout as well.
Cons
Con Google blocks Access
Some Google services, software and cloud systems, are not available to certain countries. blocked access by google following USA Policies.
Con Linked to Google Cloud Platform
If you don't have a Google Account, you won't be able to access Google cloud services, including this one.
Con Costs are eye-wateringly high
The free tier is not that generous and as soon as you trip the paid tier it costs you thousands a month.
Con The free plan isn't that good
Kinvey's free plan only includes the first 1000 users for free, 5 million push notifications (which admittedly, is pretty nice) and 2GB of storage.