EnCalc

EnCalc is a portable windows calculator with practical built in features! This project started out because there was no other simple portable calculator out there with all the features that I wanted built in. EnCalc has a simple, easy-to-use interface with so many useful features, you'll find that it will quickly become your favorite calculator!

Some of EnCalc's Features include...

Completely portable - No installation needed
Incredibily small (112KB) and can run from a hard drive, USB Flash drives, etc.
Compatable with all versions of Windows from 98SE to Windows 7
Use free version for as long as you like
Registered version is now only $7.00
Very easy to use
Decimal, Binary, Hexadecimal, and Octal number systems (with conversion)
Printable, savable, and removable colored calculator tape
Automatic Average Calculation in StatusBar
* Loan Calculator with printable Amortization Schedule, multiple compounding options, and up to 20 Loan Profiles
* Area & Volume Calculator in metric or standard with ability to mix all units
* Over 60 unit conversions in categories Temperature, Length, Volume, Weight, Area, Speed, & Time
* Laptop 10 Key Support (M, J, K, L, U, I, O, etc.). No need to even turn on NumLock
* File Transfer / Network Performance Calculator
* Stopwatch with lap times recorded to tape
* Always on Top option
Calculator / Adding Machine Mode
Floating Point, Fixed & Auto Decimal
Tax Button
Change Button
Memory Buttons (Memory banks stored in .ini file for non-volitile memory)
Repeat entry when in Adding Machine Mode
Tool Tips on Buttons
Item Count
And much more!

* = Limited in Unregistered Version