SpeedCrunch

Mathematical calculations within everyone's grasp

Celestia

Travel around the Universe from your PC

Virtual Moon Atlas

Complete and appealing virtual atlas of the Moon

OpalCalc

Multiline calculator that integrates natural language

Calculator

Carry out the fastest maths calculations

ATCalc

Customizable scientific and graphic calculator

Asteroid Data Hunter

Become the best asteroid hunter

Sky Charts

Hundreds of star charts in a single program

Asynx Planetarium

The Universe from your computer

Khi3

Complete scientific calculator with plenty of options

Scalextric Track Length Calculator

Measure the length of your slot tracks

Abacux

Calculus program developed for chemists, physicists and architects

Stellarium

Interesting application that lets you see the universe on your computer

PowerToy Calc

A much more complete version of the Windows Calculator

Moffsoft FreeCalc

Useful calculator similar to that of Windows

Versaverter

Easily convert measurement units

RemoveWGA

Remove Windows Genuine Advantage notifications

Windows 11 Media Creation Tool

Create a bootable device for Windows 11

iPadian

iOS simulator for Windows

Ninite

Automatic application updater

WindowsAndroid

The real Android operating system emulator

Hiren's BootCD

Live CD with plenty of maintenance tools

Windows 10

The latest version of Microsoft's operating system

Windows 11

A new Windows with significant design and productivity improvements

WinSetupFromUSB

Install Windows from a USB stick

Windows 8

The failed successor of Windows 7

Linux Live USB Creator

Create a LiveUSB with any Linux distro

Windows 10 Media Creation Tool

Create a copy of Windows 10

Toolwiz TimeFreeze

Freeze your system to avoid that it being infected

Windows 7

The successor of Windows Vista

Vistalizator

Change the language of your Windows Vista or Windows 7