Adding apps to iPhone

Below is the Step by Step guide on how to add cracked apps to iPhone using iTunes. Please make sure in order to make this guide work for you, you have to have a jailbroken iPhone with firmware 2.2.

After Jailbreaking, make sure to backup the iPhone before following the steps below.

For jailbreaking iPhone 3g with Firmware 2.2, Click Here .

Follow the instructions below for installing ipa to your iPhone using iTunes 8.0.2.

u need to install mobile instalation patch from cydia 
here is the step 
Add Mobile Instalation Patch Through Cydia
1) First Upgrade to 2.2 FW 
2) Open Cydia , and add this source>>> http://cydia.hackulo.us
3) Go to App Store and download one free app, sync it and run it 
4) Open cydia>hackulo source> mobile ins patch 2.2
4) Install it . after installing , reboot ur phone 
5) now download any cracked app and add it in itunes and sync them on ur phone(Simply Double Click the downloaded ipak, and it will automatically open in iTunes, now just Sync your iPhone)

Best f Luck