Celestia

Travel around the Universe from your PC

OpalCalc

Multiline calculator that integrates natural language

SpeedCrunch

Mathematical calculations within everyone's grasp

English-Spanish Interpreter

Offline English Spanish translator for your PC

Versaverter

Easily convert measurement units

Sky Charts

Hundreds of star charts in a single program

Abacux

Calculus program developed for chemists, physicists and architects

PowerToy Calc

A much more complete version of the Windows Calculator

Moffsoft FreeCalc

Useful calculator similar to that of Windows

Oxford Dictionary of English

The best English dictionary for Windows

Microsoft Translator

Microsoft's language translator for Windows

Scalextric Track Length Calculator

Measure the length of your slot tracks

Khi3

Complete scientific calculator with plenty of options

Duolingo

Revolutionary method to learn languages

ATCalc

Customizable scientific and graphic calculator

Calculator

Carry out the fastest maths calculations

Panda Free Antivirus

Cloud-based protection offered by Panda

Kaspersky Anti-Virus

An antivirus with the most advanced technology on the market

Microsoft Defender

Total Microsoft security

McAfee Total Protection

Protect yourself against all kinds of threats

AVG AntiVirus Free

Efficient and free protection against threats

Cracklock

Freeze the time for specific programs on your computer

Kaspersky Total Security

The security suite to control PCs and mobile devices

Avira Free Antivirus

Avira's free antivirus

Smadav Antivirus

Antivirus designed to work as an additional security layer

Avast Free Antivirus

The best protection against viruses and malware

NOD32 Antivirus

Advanced technology against viruses, ransomware and other malware

Kaspersky Internet Security

Protect yourself against possible dangers when browsing the Internet

UsbFix

Remove malware from your USB memory sticks

USB-AV Antivirus

Analyze USB memories to eliminate viruses

FortiClient

A security solution with several extras