What is MultiBit?

MultiBit is a secure, lightweight, international Bitcoin wallet
 for Windows, MacOS and Linux

MultiBit makes performing Bitcoin transactions quick and simple
MultiBit comes in a variety of languages because Bitcoin is without borders
MultiBit is free and open source under the MIT license
MultiBit is easy to install

Download v0.5.9
Windows installer- https://multibit.org/releases/multibit-0.5.9/multibit-0.5.9-windows.exe
Mac installer- https://multibit.org/releases/multibit-0.5.9/multibit-0.5.9.dmg
Linux installer- https://multibit.org/releases/multibit-0.5.9/multibit-0.5.9-linux.jar

more info about installers- https://multibit.org/en/help.html

multibit website - https://multibit.org