Which one would you recommend one to use to install their survey solutions server on?
It depends on which one you are comfortable with. The more familiar you are with a particular platform the easier managing it will be for you.
Hello @CynthiaK,
A third party comparison of Amazon AWS vs Microsoft Azure concentrating on the pricing can be read here: AWS Vs. Azure Pricing: An Essential Guide For 2023
Each of the companies provides assistance to the users that have questions on how to best organize their infrastructure in the cloud and optimize the costs, see links at this page: Cloud server request.
You are welcomed to share your experience with whichever cloud provider you’ve tried.
Best, Sergiy Radyakin