What kind of data is stored and shared by these apps you may never check while signing up and easily downloading the apps on your mobile phones and tablets.

Well in this world of data, companies are valued over the amount of quality data they store and process to their customer base.

For example, Facebook purchases WhatsApp! - Why?

Have you ever thought, why such giant company like Facebook that has already build a chat system in their own app is acquiring WhatsApp at such huge price? In Fact, they are not only buying the brand name WhatsApp! but also buying the Customers Data they have.

In most of Privacy Conditions stated on signups, is that if they are willing to merge or sell their company your data will also be forwarded to new company. In other case, they may also share your data with third party companies for various reason naming it for any purpose that may / may not be required by the customer but for the company.

IT IS DANGEROURS - the public is paying the price of using those apps by giving up their freedom of privacy.