- Download i-Fun Box and install it(other types will work i Funexplorer, iDisk, and others) I have the best luck using iFunBox.
- Banana kong download iOS game file hack Banana Kong (v.1.0.4)
- Connect iDevice Banana Kong (v.1.0.4)
- Choose the name of your device at the top of screen in i-Fun Box
- Select User Applications
- Find Banana Kong (They should be in ABC order)
- Select Banana Kong and Double Click it. Choose Documents and Double click it.
- Delete the old file if you see it or just drag and drop to replace. Simply drag and drop the hack you downloaded from the above link earlier.
- Refresh at the Top
- If you have had Banana Kong open. Double tap Home button and find Banana Kong in the multitask list. Hold down on apps to put them in wiggle mode. Delete Rail Rush from list
- Close the Muiltitask and re-open Banana Kong and enjoy. You now should have 1000000 COINS to buy all the upgrades you wish.