If you don’t know the parable of the stone soup, it’s worth a read — because it’s a great illustration of the trajectory of messaging app Yo. Yo was an app so simple we dubbed it absurdly, ...

Marketers generally react to Yo, the one-touch messaging app, with bemused dismissal. Its sole function lets users ping each other with a single “Yo,” the simplicity of which has sparked no shortage ...

"Yo," I said to my colleague Kim Bhasin shortly after I joined The Huffington Post in 2014. His eyes widened along with his smile as he asked me, "Do you have the Yo app?" When asked why people should ...

The app that does nothing but send the simple message, "Yo," was apparently also very simple to hack, as three Georgia Tech students reportedly found out over the weekend. In an email to TechCrunch, ...

Yo may have come from humble beginnings but the app once dubbed ‘pointless’ has much more ambitious plans. Its San Francisco developers have launched the Yo Store designed to notify users of new ...