From Uniblue Systems:
SpeedUpMyPC combines a range of professional level tools that specifically target system performance optimization, privacy enhancement and hard disk cleanup. System settings, Internet usage, disk clutter, RAM, and CPU are all automatically scanned, cleaned and optimized for peak performance. With SpeedUpMyPC you can also selectively disable or remove unnecessary background and auto-start processes, cutting valuable seconds off your startup time. Furthermore SpeedUpMyPC combines all of these features with easy-to-use controls and intelligent problem-prevention technology, to deliver a simple but effective package to help accelerate your computer's performance, improve privacy and tighten security. Now 32 and 64-bit, XP, Vista and Windows compatible and available in 12 languages: English, French, German, Italian, Spanish, Dutch, Portuguese, Danish, Swedish, Norwegian, Russian, and Japanese.