I have no problem paying for a Google Apps account where I actually use Google apps, but at the moment you have to have a Google Apps account to link a domain to an Appengine app. Some of our apps have two or three domains showing the same app, and because you need to have an account for each email address that Appengine sends email from, we have three or four accounts (support, noreply, accounts per domain. So this…
From the post: > Please note this change has no impact on our existing customers, including those using the free version.
So after today (no more free accounts) if I want to set up example.com as a domain to send email from on my Google AppEngine webapp, I will have to fork over X amount of money a year to have those essentially non-existent users that are valid mailboxes.