Duolingo

Revolutionary method to learn languages

OpalCalc

Multiline calculator that integrates natural language

Abacux

Calculus program developed for chemists, physicists and architects

SpeedCrunch

Mathematical calculations within everyone's grasp

Khi3

Complete scientific calculator with plenty of options

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

Calculator

Carry out the fastest maths calculations

Oxford Dictionary of English

The best English dictionary for Windows

ATCalc

Customizable scientific and graphic calculator

Scalextric Track Length Calculator

Measure the length of your slot tracks

Moffsoft FreeCalc

Useful calculator similar to that of Windows

PowerToy Calc

A much more complete version of the Windows Calculator

Microsoft Translator

Microsoft's language translator for Windows

Celestia

Travel around the Universe from your PC

Proton Drive

A secure and private cloud storage service

iCloud

Manage all your iPhone's contents

Google Drive

Google's cloud storage service

4shared Desktop

Store your files on the cloud

OneDrive

Microsoft's application for cloud storage

Yandex.Disk

Store documents, photos, and videos on the cloud

MEGA Privacy

Access your MEGA account from Windows

SendSpace

Send files to whoever you want

Filemail

Send large files from your computer

Dropbox

Store all your files on the cloud

Google Backup and Sync

Backups for your files on Google Drive and Google Photos

MediaFire Desktop

Share files with your devices and other users

TransferNow

Tool to transfer files to different devices

MEGAsync

The official MEGA client for PC

Send Anywhere

Quickly and safely send files between devices