Hlo every 1.dont know but I totally obsessed with this app.this a best ever option for me to edit my photos.application includes every thing from stickers to lens flares bokeh’s layer overlay.according to my point of view picsart is the first professional photo editing application for smart phones.in new updated versions u also manipulate the photos.i used it from last 4 years.but for mobile photos its one of the best photo editing app. N fav r the lens flares.