MxCalc 12c for Palm OS - Most comprehensive collection of units. 150+ Categories, 2500+ units, 50000+ Conversion.
Constant values.
Swap conversions.
Can add new units and property groups.
Easy to use utility, no need to program before using.

Categories: Absolute Zero; Acceleration (Angular); Acceleration (Linear);
Activation Energy; Angle; Angular Momentum; Area; Area per unit; Volume; Boltzmann Constant; Charge / Mole; Concentration; Conductivity; Cost of Power; Cp; Cutting Tools; Data Rate; Data Storage; Density; Depth; Dimensionless; Displacement; Distance; Dynamic Fluidity (1/viscosity); Electric Dipole Moment; Electric Field Strength; Electrical Capacitence; Electrical Charge; Electrical Conductivity;
Electrical Current; Electrical Inductance; Electrical Potential; Electrical Resistance; Electrical Resistivity; Energy; Energy Flux; Energy per unit; AreaEnthalpy; Feed; Feet of Pipe; Flow Rate (Mass); Flow Rate (Volume); Force; Force ( Body ); Force Per Unit Mass; Fouling Factor;
Frequency; Fuel Efficiency; Geometric Displacement; Heat of Combustion; Heat of Fusion; Heat of Vaporisation; Heat Transfer Co-efficient; Height; Henry's Law Constant; Illuminance; Inductance;
Integration Constant; Intensity of Ionising Radiation; Kinetic Energy of Turbulence; Length; Linear Momentum; Linear Thermal expansion coefficient; Luminance; Magnetic Field Strength; Magnetic Flux; Magnetic Flux Density; Magnetic Moment; Magnetomotive Force; Mass;
Mass Density; Molar FlowRate; Molar Heat Capacity; Molecular Weight;
Moment of Inertia; Moment of Inertia ( Area ); Momentum; Momentum Flow Rate; Momentum Flux; Number; Permeability; Permeability Factor;
Photon Emission Rate; Population; Power; Power / Unit Mass; Power / Unit Volume and many more ...

Scientific Evaluator : -

Evaluate expressions and directly convert them using the unit converter utility.
Superlative collection of operators.

LSL Financial Suite (Palm OS) LSL Financial Suite contains four financial applications, from Lakshmi Solutions LLC, giving the user many options for performing financial calculations:
1) Cash Flows is a Time Value of Money calculator that allows you to perform complex calculations on single payments, equal payments and growing payments cash flows

Bonds & Stock Options (Palm OS) Bonds & Stock Options (Palm OS) - This financial assistant will help you to easily calculate the Price and Yield to Maturity of a bond. When using stock options section, it will help you calculate the earnings and return of investment when exercising your options (either call or put options)

SplitBill for Palm OS SplitBill for Palm OS - Enter the total bill amount via the on-screen keypad, select the tax % from the list (or allow SplitBill to calculate it for you based on the $ amount) and assign the tip %. The Tip calculation may be made either before or after tax. SplitBill takes the guesswork out of splitting/calculating a bill among a group (or individual)

TealInfo Reverse Tip Calculator This simple little Folio determines Tip Amounts - it's basically a lookup chart to determine what to pay in whole dollars based on a Tip rate, and a starting Taxed or Pre-Taxed bill

Tip List Find tip amounts in a glance instead of tapping through calculations!

Loan Helper This is a free, non-crippled loan calculator aimed at helping figure out the terms of a car loan though it is a general purpose loan information calculator

EngCalc Full - Palm Calculator EngCalc Full - Palm Calculator - 500+ formulae catering to Mechanical Eng., Hydraulic Eng., Structural Eng., Machine Design, Electrical Eng., Fluid Mechanics, Heat and Mass Transfer, Thermodynamics, Pulp and Paper, HVAC, Heat Exchanger, Pipe Flow & Automotive.
A must have for Engineers

MxDiet MxDiet - Get your body in shape ! Take control of your diet and manage you health & fitness. Monitor, track, & report your daily activities. MxDiet is creatively designed to manage your desired diet and nutrients goals. $9.99 - Incomparable price - Lose only weight not your money