These are the 10 most popular smartphone applications of 2015 according to Nielsen researchers
We'll show you the top 10 most popular apps of 2015 according to the Nielsen researches, complete with download links. Truth be told, most of you probably have them installed and know these apps like the back of your hand. But this is why these applications are the most popular, after all! They have millions upon millions of users each, and when you're playing at this level, there's hardly any room for surprises.