Smart Defrag is a free tool that provides extremely fast and efficient defragmentation to your hard drives intelligently for faster file loading and high disk performance. With "install it and forget it" feature, Smart Defrag works automatically and quietly in the background on your PC, keeping your hard disk running at its top speed. Using IObit's latest defrag engine and the new "Boot Time Defrag" technology, Smart Defrag has not only the world's fastest defragmenting speed but also the most advanced defragmenting ability. It's been specially designed for modern, large hard drives, which eliminates the long waiting time.
What's new in Smart Defrag v5.2:
+ Improved defrag engine to fix the defrag failure due to access denied
+ More intuitive Disk Health to monitor the disk status in real-time
+ Optimized defrag algorithm to accelerate the defragmentation efficiently
+ Updated multiple languages
* Fixed known bug
Download link IObit Smart Defrag Pro 188.8.131.524