our app is actually hosted on a mixture of phpfog and Amazon AWS. if you find a paas that runs on amazon like heroku or phpfog, then you can actually use any ot

our app is actually hosted on a mixture of phpfog and Amazon AWS. if you find a paas that runs on amazon like heroku or phpfog, then you can actually use any other amazon aws product like RDS w/o any latency by setting it up in the same region as the paas web server(s).