How To Install Appstore Application For Free

First You need to make sure your iPhone is jailbroken. use limera1n to jailbreak ur iOS 4.0--4.1. go to www.limera1n.com to download the jb tool

Second If your iPhone is jailbroken then you will see application call "Cydia " on your springboard

Third go to Cydia


You can see there's 5 tabs below, Now click on Manage



Now click on Manage


Then Sources


this might not be the same as your source in your iPhone because my iPhone already installed many source

Now Click Edit on the top right corner



Click Add



Now type in " http://cydia.hackulo.us "


it will verify the URL .. just wait till it's done
ignore the warning and click " Add Anyway "
wait until everything is done.. go back to the source you just added and look for " AppSync for OS xxx "
search for AppSync that is capable with your OS version

All free application can be found at
- www.iphonecake.com
- www.apptrackr.org

search for any applications you're dreaming to get.. and download their IPA files and drag them into your iTune then Sync your iPhone with your iTune like normal :)

you can now get all worth buying applications for free :D