Mathematica

Platform for computational development

Octave

Applied calculus software very similar to MATLAB

Euler Mathematical Toolbox

Complete numerical and algebraic computation system

Scilab

The most comprehensive tool to perform numerical calculations

Mathcad

Software for engineering calculations

GeoEnZo

Digital board to teach and learn maths

MathType

Complete mathematical equation and formula editor

WinPlot

Generate 2D and 3D graphics

Gretl

Application for econometric analyses

Graphing Calculator 3D

Draw any 2D or 3D function almost instantly

Microsoft Mathematics

Solve mathematical operations with this free tool

Minitab

One of the best statistical calculation programs

Statgraphics

Carry out statistical analyses on your data

PASW

One of the most powerful statistic solutions on the market

Derive

Powerful tool for symbolic mathematic calculations

Maple

Solve complex mathematical operations

VyprVPN

Browse safely with a VPN

Surfshark

Make the Internet a safer place with more freedom

ExpressVPN

Add the VPN service's extension to your browser

OpenVPN

An open-source VPN

NordVPN

The best VPN to browse safely and privately

AVG Secure VPN

Keep your online activities protected

Cyberghost VPN

Hide your Internet practices behind a VPN

Betternet

Free VPN to browse the Internet

Avast SecureLine VPN

Protect your privacy when browsing the Internet

PureVPN

VPN service for Windows

ZenMate

Browse safely and avoid restrictions

Astrill VPN

Browse with a VPN and protect your privacy

TunnelBear

Browse the Internet with absolute freedom

VPN Gate Client

Free and open-source VPN service

Vpn One Click

Connect to the Internet anonymously