Swiftkey has to be one of the most popular 3rd party keyboards on the play store! It brings all kinds of extra useability features that make typing on a small screen a breeze. One of the best parts of SwiftKey is the ability to choose a skin or theme. Swiftkey has added Lollipop Material design inspired themes for the keyboard. This theme gives you the look of Material Dark and Material Light from Lollipop while also adding a few extra touches like a row of numbers and @/#/& buttons. The designs can be purchased for only .99 via an in app purchase. Swiftkey however remains free. Head to the Play Link below for the Swiftkey download.
Via Play Store