Not just phones or "apps"
It's everywhere in the wonderful corporate internetted world...
They don't want to spend money on customer service, because the bean counter model of business is to try and charge as much as possible, while seeing actually providing the service they're charging for as an unfortunate and preferably avoidable cost centre. Starting with the cost of responding to their customers when the service fails to work as intended -- because they cut corners in its production and deployment. So they hide or remove phone numbers and email addresses. Instead there's a web page with a tab that says "Contact us" that leads to a page of FAQs that have no relevance to anything that anyone would care about. followed, possible only after you've clicked on one of these, by a link that says "Need more help". This takes you to a generic Help page. On that page, carefully hidden, will be a contact us link. Which, when discovered, leads to the FAQ page...
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