BlueBe uses Bluetooth technology that is native to every smartphone. User create profiles that lets them broadcast meme's, text, small wav. files, and hyperlinks to those around them. And you don't need internet or data usage! And there is also a free business side to BlueBe that lets users advertise and browse wares. It's basically a proximity Craigslist or eBay! Business and companies purchase BlueBe Biz accounts that give them priority ads.