Playing advanced games on your phone can be pretty frustrating sometimes. Touchscreen devices are great for everyday apps and games designed solely for them, but when it comes to games that require multiple actions in conjunction with directional movement, it gets ugly.
Just try playing FIFA 2012 on your iPhone and get back to me after you've thrown your phone out the window.
If you want to root your S3 with Android Jelly Bean instead, click here for the how-to.
When your phone is rooted, you'll need to download the Sixaxis Controller app from the Google Play Store. It'll run you $1.99. If you're trying this on a phone other than the Samsung Galaxy S3, you can use the free Sixaxis Compatibility Checker app to make sure it'll work. It must then be enabled in the Languages and Input settings.
To hook up your PlayStation 3 remote to your Galaxy S3, you'll need the charging cable that came with your S3, as well as a USB type A female to mini 5-pin type B male adapter. They cost no more than a couple bucks.
Now, just follow the steps in this video below and you will finally be able to enjoy all the best games right on your Samsung Galaxy S III with your PS3 controller.