I spent a week on Yo, yo-ing to all the friends of mine who'd downloaded the app. Both of them. Here's how to use it: download, choose a user name, sign in, enter your phone number, wait for Yo to ...

Yo is a joke. It’s an app that does practically nothing, aside from sending a two-letter message to someone you know. There’s really nothing about the app that makes it unique—aside from the fact that ...

The world did a collective eye roll when the Yo app, which literally just sends the word "yo" to your friends, managed to raise $1 million from investors. It was truly baffling. Infuriating, even. Now ...

"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 ...

Have your heart set on working for a particular tech company? Try hacking the company’s website or app. That might just get you the job. The viral messaging app “Yo” was hacked last week and now the ...

Did ya hear? Pokes are back. The Facebook poke is famously content-free; it’s left to the poker and pokee to assign it meaning. (Gentle hello? “I’m thinking of you”? Sexual harassment?) Even Facebook ...

Remember Yo? Launched in the summer of 2014, it simply sent a ‘Yo!’ push notification to a friend of your choice. And yet, thanks to raising $1 million before it went live, it became talk of the town ...

Mobile World Congress is not the best place to launch a new messaging app: With thousands of tech-savvy visitors in Barcelona, many of them toting multiple connected devices, public wireless and Wi-Fi ...

Drop is a lot like Yo in that it’s lightweight and fast, but it’s also very different from Yo in that it’s, you know, actually useful. With Drop you can search for topics that interest you, like ...

There's a new iPhone app called Yo. It allows you to chat with a friend, but the only word you can use is yo. That's literally all Yo does. Yo App Raises $1 Million LINDA WERTHEIMER, HOST: Good ...

We can get any Yo user’s phone number (I actually texted the founder, and he called me back). We can spoof Yo’s from any users, and we can spam any user with as many Yo. We could also send any Yo user ...