Microsoft’s answer to Siri, a Bing-powered voice search having Halo’s Cortana’s voice (its character player’s voice). A blog reported that an app referred to as Cortana will arrive on Lumia phones in April, initially as a beta for developers only. According to this blog, the search app will be voiced by Jen Taylor, the actor who plays Cortana in Halo, Halo 2, Halo 3, Halo: Reach, Halo 4 and Halo: Forward Unto Dawn.
Reports that Cortana will be added to the Bing app for iPhone in the USA market in northern time of year were also doing rounds.
Other communicative territories will have to be compelled to watch for later in 2015 and 2016.