Social Media Periscope vs. Meerkat: Which should you choose? Twitter launched its official app for streaming live video over its platform Thursday, after cutting off support for competitor Meerkat a little more than a week before. By Matt WilsonMarch 27, 2015 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.