A Registry Editor - R-Edit is a registry editor for the Pocket PC. It allows you to change the way your Pocket PC reacts and looks. Turn Icons on and off, Change screen fonts, Customize parameters and much much more. This utility will allow you to do what expensive Tweeking programs do, change the registry
TRE (TascalRegEdit) - freeware registry editors. This is not something for the standard user, because you can change a lot of internal system options on which WindowsCE depends.
The program feels like developed for CE 2.11: some ergonomic details are not convenient, especially the Tap&Hold feature is not supported to access context menus