5] Desktop Nexus. Are you looking for a minimalist and easy-to-use website to download 4k/Ultra HD wallpapers for your device? Then do check out Desktop Nexus.

Cost: Free. 2048pixels 2048pixels. 2048pixels doesn’t support the Retina MacBook Pro family’s 2560 x 1600 or 2880 x 1880 resolutions, but it remains the go-to site for the the Retina iPad and ...

Its specialty is HD and 4K wallpapers. You can filter the search by keywords, in the upper-right bar. There is also a wide choice of filters by themes accessible from the All Categories tab, where ...