No, but it is ok to have a blog, generate content that is newsworthy about your app, your company, or you other than the same old same old just worded different

No, but it is ok to have a blog, generate content that is newsworthy about your app, your company, or you other than the same old same old just worded differently, and then post links to that. It says a lot about you that you asked, so I think you'll be fine. Good luck with your app.