So I do think it's fair to say that Apple is at least as bad (and probably worse) than Google when it comes to its attitude towards partners. At the very least, Google doesn't ban you from its service for mentioning Bing.
Most of those posts are almost 4 years old, get over it. I've been publishing to AppStore since 2007 and it was rough at the start. Apple wasn't anticipating the volume of submissions. It's a much different story now.