I was wondering the same thing myself. I know that its a system app... been on the phone since I got it on release day.
As an aside this same app came up in my wifes HTC One update list today also.
Sprint LG G2 >> Current Owner >> Stock, Debloated, Rooted, TWRP'ed
Sprint HTC One >> Current Owner >> Stock, Unrooted (Till Kit Kat Comes)
Sprint Moto Photon >> Current Owner >> Rooted, Docked, Converted to XMBC & Android Media Box
TMO HTC G2 >> Past Owner >> Imo, The best Phone ever made design wise.