MyPocketCalc features are the following:
- Reverse Polish Notation input (just like the mythical HP48, HP49...).
- User friendly color display of the operations.
- High resolution (480x640 VGA) screens, portrait/landscape rotation supported.
- Windows Mobile 2003SE compatible.
- Common scientific functions included.
- Variable management.
- Stack font size selectable.
- Small size (72 KB).

Update Description:
v1.3.00:
- Improved memory usage, VGA display, performance of stack sliding.
- Allow appearance and colors settings via skin files.
- Added BitWise operations.
- Changed help file location.

v1.2.00:
- Improved start up & exit performance, less memory usage (on-called menu generation, many code review).
- Divided XML Stack file size by 3 (no more XML indent, less long object names...).
- Changed XML file names.
- Added File > Options menu with preview.

v1.1.3:
- Added optional performance counter.

v1.1.2:
- Added hardware pad control of the stack.

***** [Jun 6, 2004] by pat griffin using Axim X5
This is very useful calculator with a great display and it takes up very little memory space. The best freeware RPN calculator I have seen.