Pocket PC - (Windows Mobile 6.x Professional if it is a cell phone or Windows Mobile 6.x Classic if it does not) Designed primarily for the presentation and entry of data with phone support secondary. These devices have larger screens that you can enter and interact with using touch screens.
Smartphone - (Windows Mobile 6.x Standard) Designed primarily for voice calls and secondarily for data and data input. Usually these devices have keypads and look like regular cell phones.
Here is a link to various applications that work on Omnia I9x0.
http://www.samsung-omnia.org/how-to/...2974/#msg22974