GeoAge sells PDA hardware and software, but this alone would not qualify them to be in this list. It has priority over all other settings, so if you inherit a power plan from, for example, standard "Balanced" one and copy all explicit AC settings from "High Performance", you won't achieve highest possible performance on AC unless you change AC power plan type from 0 to 1.

It works with Garmap. Run Compatability Mode for this file, and select XP.

MediaMart ; Expert Software. It is designed for Archaeologists but is likely useful for anyone doing field data collection. You can measure distance, area, and bearings on your ArcPad map.