Inventory Software Where Can I Find A Free Full Version Software For Customer Account Tracking And Inventory Software For My PDA?

Where can I find a free full version software for Customer Account tracking and Inventory software for my PDA? - inventory software

I have a Pocket PC WM 5.0, I have traveled the net accounting software for receivables and inventories, but they are too expensive. Can someone help me to a site that offers free software - full version of this software? Thank you very much.