
In February 2014, it was blocked by CANTV in Venezuela. As a result, Zello was the top most downloaded application in Turkey during the first week of June 2013. Zello made the news in June 2013 when Turkish protesters used it to circumvent government censors. Moore founded and was CEO of TuneIn where Gavrilov and his team created popular TuneIn applications. Bill Moore is the CEO and Gavrilov is CTO. Zello acquired the Loudtalks technology, rebranded, moved the development team to Austin, added apps and announced June 20, 2012.

Alexey Gavrilov developed the product originally called Loudtalks which was announced at the TechCrunch 40 Mobile and Communications Conference on September 17, 2007.
