A list of the most popular, but nevertheless dangerous for corporations mobile applications appeared on the web. The anti-rating was published by analysts from Appthority.Company representatives evaluated applications according to several parameters. For example, for corporate users are considered dangerous programs that require a lot of rights and can send data to remote servers that do not meet the security policies of the organization with which the owner of the gadget is somehow associated. For owners of mobile devices on Android the most dangerous were messengers WhatsApp, Facebook and Telegram. For iOS devices, WhatsApp and Facebook Messenger topped the list. It may seem that only messengers are present in the anti-rating, but this is not the case. Owners of Apple devices are also advised to be wary of the navigation app Waze.