Not really unless it is spamming users. Apple have an API for sending "yes I like your app" to give a rating and give "no I hate it" a feedback form. On the Pla

Not really unless it is spamming users. Apple have an API for sending "yes I like your app" to give a rating and give "no I hate it" a feedback form. On the Play store it is "gaming the system". In the App store it is "working as intended".