Here is Knights of the Round Cable hack for you to get unlimited coins on, and iPod Touch without . If you have your iDevice jailbroken ready, you can use IAP free to get more coins.
How to get unlimited coins on Knights of the Round Cable without jailbreak:
1. Install & Run Knights of the Round Cable. Exit and close from multitask.
2. Download then Copy file ‘com.chillingo.knightsroundcable.plist’ to var/mobile/applications/xxxx/Library/Preferences
3. Overwrite existing file.
4. Enjoy 999,999,999 coins on Knights of the Round Cable brought to you by James, ONLY HERE at iPlayPlus.Net
Download from here
Free: Download from SlingFile