1)   PC Booster 2.1
PC Booster repairs everyday PC problems such as slowdowns, crashes, and freezes, to improve productivity and speed up your business. This PC Tune-up utility automatically optimizes system performance, protects privacy and security of Windows PC users

 2)   PC Booster - Max Memory 5.10.298
PC Booster - Optimize, Accelerate and Stabilize your Computer PC Booster safely optimizes your PC automatically: Tweak hidden System, Internet, Memory, Hard Disk, CD-ROM/DVD-ROM, Desktop, and Start-up/Shut-down settings for maximum performance.