CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Startup Delayer - Startup Delayer gives you the power to optimize your Startup Process by delaying applications from starting up as soon as you log into your computer. By delaying the applications during start up, your computer becomes usable a lot faster.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
Autorun Organizer - Free startup manager with delay option.
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Quick Startup - Quick Startup is an advanced startup manager to speed up your windows boot and solve the problem of slow PC system startup. It gives startup items information, reference and allows to delay auto-startup items.