Let's be clear — if you used WhatsApp today, very little will change today and likely tomorrow. According to WhatsApp's statement, not only will they stay an independent app, they'll stay an autonomous business unit. So, like Instagram, we may see some integration, even account sharing, WhatsApp won't become Facebook Messenger or vice versa, at least not any time soon. If, however, you absolutely can't stand even the idea of Facebook owning your instant messenger (IM) app, then there are some alternatives. So, if you're determined to ditch WhatsApp, where should you go? Here are our top 5 favorites!