BC_CALC - Features:
Supports free format entry of expressions exactly as one would write on paper. The expressions are entered using graffiti or the keyboard. The calculator computes the values of all the expressions in sequence and prints out the value of the last expression.
Allows the user to define and use any number of variables
BinaryBuddy allows you to input two binary numbers and use AND, OR, XOR on them and see the results. INVERT, LSHIFT, and RSHIFT operators are also provided as is a user input area for learning how the binary operators work.
Quartus Forth source included
Buttoneer Calculator - Dress up your Treo 650 or other Hi Res Palm OS PDA with a 'Buttoneer calculator, as easy to use as it is attractive. Well-organized key arrangement for natural, intuitive operation. Colorful 3-D buttons visually toggle like real! White lettering on dark colors are easy to read in all lighting conditions
C4Me - The best ROM calculator replacement.
The C4Me is a new generation calculator for the PalmOS with the following features:
Multi-line edit field with standard text editor convenience (large expressions up to 256 symbols).
With the multiple edit fields you can work with several problems simultaneously
Calcul-8! - One of the best freeware scientific calculators around. Includes good unit conversion support.
Modelled on common scientific calculators with a clear digit display, and plenty of on screen buttons providing easy access to functions with a minimal number of taps.
The unit conversion support is comprehensive and easy to access
Calculators Pack - Inmobile - Inmobile Calculators Pack - 2 in 1
2 calculators for only $19 USD. (Individually it would cost $30 USD)
PUC, Professional Unit Converter - No matter what you need to convert, this easy-to-use tool has the answer for you.
SFI, Scientific Calculator - This is a fully featured scientific calculator, perfect for all kinds of activities
Calculon is a combination of a unit/currency converter and standard calculator with 12 digits precision including trigonometric, exponential, logarithmic, date and temperature operations.
The latest currency rates can be updated from the internet either wirelessly (Treo 600/650, LifeDrive, etc) or via your desktop's connection with the provided conduit