Nova Launcher

I think anyone should know this app, If you dont like your home screen then you should try this launcher!

Nova Launcher is very smooth, dont laggy, using just few MB of RAM. This app also have many costumizations options and support themes!

Since 3.0 version app is redesigned to Material Design which making this app the most beautiful home screen with amazing animations!

The highly customizable, performance driven, home screen
Accept no substitutes! Nova Launcher is the top launcher for modern Android, embracing full Material Design throughout.Nova Launcher replaces your home screen with one you control and can customize. Change icons, layouts, animations and more.

I posed links to free and for paid version app, you can download and install paid versiom (Nova Laucher Prime) for free but only buying app you support developer!