ChemSketch

Tool to learn chemistry by drawing compound structures

Model ChemLab

Simulate a chemistry lab on your PC

Algodoo

A fun way to learn physics

Physics 101 SE

Learn physics and calculate anything whenever you want

Graph

Excellent application to draw maths graphs

PhET

Carry out dozens of scientific experiments from your PC

SnapGene Viewer

Observe DNA sequences

Biogenesis

Observe the evolutionary process of various organisms

Physion

2D virtual physics laboratory

WIRIS Desktop

Application to carry out calculations and graphic representations

QPeriodicTable

Discover all the secrets of the chemical elements

FluidSIM

Program to create exciting electro-pneumatic circuits

ArgusLab

Application to view and develop molecules

GEUP

Brilliant application to calculate and view mathematical problems

Serial Cloner

Molecular biology application

FindGraph

Powerful program to generate tables and 2D graphs

SnapTube

Download videos and music on your PC

All Video Downloader

Download videos from multiple webpages

YTD Video Downloader

Download videos from the Internet

Videoder

Download videos from over 1,000 websites

TubeMate

Download videos to your computer

Viddly

Download YouTube audio and video easily

xVideoServiceThief

Manage the videos you download from the Internet

MP3 Rocket

Download songs and videos from YouTube

YouTube Downloader HD

Get hold of videos from YouTube in HD

Vidmate

Fake version for PC of the popular video download app

aTube Catcher

Download videos from YouTube to your PC

Free YouTube Downloader

Download videos from YouTube to your PC

WinX YouTube Downloader

Best free YouTube downloader

ClipConverter

Program to download videos from YouTube, Vimeo, and other sites

Free YouTube Download

Download your favorite YouTube videos with a single click