Uses the Mathematica mathematics program to test your PC’s performance. The testable functions are combined to form higher mathematical categories. Runs functions several times in a row to achieve reliable results.
Program to transform a Java-enabled phone into a function plotter and calculator, with formula memory for up to 20 functions. The phone can calculate derivatives as formulas and map up to two derivatives. It can also display up to three functions simultaneously and add them together graphically. Fast and secure download from The H
Use this tool to analyse and interpret texts for the purposes of social scientific research. It provides useful support when you’re developing and testing theoretical inferences. Download requires a valid email address.
Menstruation calendar for monitoring your cycle. Not only displays how long your period lasts but also the ovulation date and the days on which you are fertile. Can also create personal statistics, for example, for your next visit to the gynaecologist.
Prints any file on each printer configured on the system or on the network, directly from the Windows Explorer menu or in the integrated browser menu. Includes extended functions for HP DesignJets and printers with PostScript RIPs; extended Plus Version, which is also free, is available.
Star map tool that displays the position of the stars at a freely definable time and from any location on Earth. You can also scale, rotate and print out the constellations. Includes a range of setting options. Also available for Pocket PCs.
Virtual planetarium for KDE environments; displays the sky at night with, among other things, 130,000 stars, all eight planets of our solar system, the sun and the moon, and also many comets and asteroids. Fast and secure download from The H
Java application based on a NASA project that simulates recordings from three different microscopes (electron, fluorescence and atomic force microscope); currently over 62 GB of photographic material, in over 90 templates, are available for free download.
This tool gives you independent control over the frequencies, phases and volumes of the left-and right-hand audio channels. Includes options for storing the measured data points for statistical analysis.
Helps when designing a speaker cabinet for installation in a car boot, using technical details from data sheet from the manufacturer of the speaker units (woofer, sub-woofer...) to be used; the program calculates the ideal dimensions for the cabinet.