It used to be that phone service was confined mainly to talking. Until of course the dawn of the internet era and the introduction of so-called smart phones or high-tech cell phones. With application programs or for phones (cell phone apps or mobile phone apps) that one can download from the web, smart phones are veritable pocket rockets of a mobile communications device pack a lot of wallop and do beyond simply browsing the web, texting, e-mailing.

Phone apps or mobile phone apps can raise the level of the  overall phone service experience.  Cool phone apps for your cell or mobile phones may be related to maps, music, or lots of other fun stuff.  The bottom line is cool phone apps add a lot of functionality to your cell or mobile phones, validating in a way the wise move that you made when you got them in the first place.