You will need a compatible launcher that supports custom icon packs!
Minimal Pixel Icon Packplay.google.com.minimalpixel Compatible with Go Launcher, Apex Launcher, Nova Launcher, ADW Launcher, Holo Launcher, Action Launcher, Smart Launcher and more. Note that this is not a standalone app. Apply icon pack from launcher’s settings after install.
Apex Launcher and Nova Launcher Prime: Place shortcut on homescreen > Long press on shortcut and select Edit > Press on the app icon > Select (from) Icon Pack > Select Minimal Pixel > Choose the icon you want to apply.
Desktop Visualizer: at the DVR setup screen > Press Select Icon > Select Others > Select Minimal Pixel > Choose the icon. (Custom icons are located at the end of the list) What’s in this version :(Updated : Jun 29, 2013)
added 52 icons
Go to http://minimalpixel.tumblr.com for more details!
reworked some icons: Google Offers, Samsung Movie Maker, and more
8 Indigo League badges from Pokemon for custom icons