7Tweak

Optimize, clean and modify Windows 7

Chrome Cleanup Tool

The official maintenance tool for Google Chrome

System Speed Booster

Improve the performance of your computer

PC Health Advisor

Improve your computer's performance

CleanUp!

Remove unnecessary files from your computer

AVG Tuneup

Complete optimization and maintenance suite for PC

IObit Uninstaller

Uninstall programs in a very easy manner

Baidu PC Faster

Speed up, clean and assure your computer

JetClean

Optimize your PC's performance

FixWin

Fix Vista and Windows 7 errors almost instantly

SlimCleaner

Optimize and clean your computer for free

Startup Booster

Optimise the system's startup

Ashampoo Core Tuner

Optimize the calculus potential of your processor

Total Uninstall

The best way to uninstall our programs

AIDA64

Complete tool for system optimization

Startup Faster!

Manage to make your computer boot as fast as possible

Crescendo Music Notation Editor

Write your music scores on the computer

PDFtoMusic

Listen to your favourite sheet music from PDF files

EarMaster

Train your music hearing

Music Maker

An ideal program for non-professional musicians

AP Tuner

Practical tuner that is specifically for string instruments

Dany's Virtual Drum

Simple simulator to play the drums

Piano Marvel

Entertaining and effective classes to learn to play the piano online

Synthesia

Learn how to play the piano while having fun

Overture

Create your scores and play them with VST instruments

Encore

One of the best applications for music notation

Mario Paint Composer

Compose music with sounds from Mario Bros

Sibelius

A musical notation program aimed at professionals

Finale

Advanced tool to compose scores

Guitar Pro

Compose your own guitar scores and tabs

MuseScore

Versatile music notation application that's totally free