Fully featured version of 1-Calc for your PC.
18 new cool skins for the PC & Pocket PC versions.
If you like 1-Calc, you'll love the 1-Calc Expansion Pack. Get the same great functionality of 1-Calc on your desktop or laptop PC - just a click away on your PC's system tray
FullRecall is an application that can help you memorize the knowledge for lifelong periods with the minimum time investment. Underlying artificial neural network gradually grasps your forgetting curve to schedule optimal days for the reviews–i.e., days when you will be close to forgetting an information.
The problem of forgetting
We do forget
Free42 is a complete re-implementation of the HP-42S calculator and the HP-82240 printer.
Free42 was written from scratch, without using any HP code. You do not need any ROM images in order to use it, yet it is fully HP-42S compatible