If you got your Samsung Galaxy S II with a SIM lock, meaning that your carrier barred your phone from using any other company’s SIM card, then there is some great news for you! There is now a free app available in Android Market that searches for your Samsung Galaxy S II’s SIM unlock code. Apart from this, the app can also find unfreeze code that might help if running SIM unlock code search feature lands your phone in an unresponsive state. Samsung Galaxy S II SIM unlock code finder is based on XDA developer Odia’s mode and has been compiled plus released in Market by Chainfire.