FaceApp is currently the most popular app in Google Plays store. The app allows users to edit their photos to make themselves appear older or younger. There are more than 100 million users after celebrities posted pictures, which used the app, on social media went viral.  However the app has raised concerns over user privacy.

Senate Minority Leader Chuck Schumer called for the FBI and the FTC, the US consumer protection body, to “look into the national security & privacy risks” The Russian developed app uploads users photos to their own servers raising questions as to the use the company could make to the vast amounts of data they are amassing.

“FaceApp’s location in Russia raises questions regarding how and when the company provides access to the data of U.S. citizens to third parties, including potentially foreign governments,” the New York senator said in a letter to the FBI.

“It would be deeply troubling if the sensitive personal information of US citizens was provided to a hostile foreign power actively engaged in cyber hostilities against the United States,” he added.

Read More: France 24