Clean Master, one of the top junk cleaning and system-optimizing apps for Android has released a PC version with all the cleaning abilities. It lets you speed up your PC by cleaning system cache, browser cache, junk related to media files, software, outdated registry entries and other obsolete files at easy. It is fast and simple to use.
Various methods are available for protecting a computer from unauthorized access under a working environment. USB Raptor is a new tool and as it name implies it uses a USB flash drive to lock and unlock a computer. Your computer is locked once a specific USB drive is removed and unlocks it when the drive is plugged in again to any USB port.