To unlock the country code of iphone 4or 4s without any price
First you have to install “RED SNOW” to your computer or laptop search it on Google you will find it.
Open the “REDSNOW” and then connect your iphone to your laptop with data cable
Click on the jailbreak and then click install cydia and then follow the instructions and when jailbreak complete your Iphone will restart now you will see a new app in your store
Then go to the new app .Open the new app and then go to the Manager then source then edit then add click and add ( repo666.ultrasn0w.com) and then again click on add
again go to the search engine and search or ultra snow install it and during this process off your iphone and insert any sim and when you on your iphone you will see there will no country code