Install it and forget it. This powerful, free defragmenter works continuously, automatically and quietly in the background on your PC. Its intuitive interface makes Smart Defrag the ideal utility for complete computer dummies.

Exceptionally Efficient Defragmentation
Smart Defrag has the world’s fastest defragmenting engine. It’s been specially designed for modern, large hard drives, so it eliminates long waiting times.

Optimize Disk Performance
Smart Defrag doesn’t just use simple defragmentation. It also streamlines your file system, places the frequently used files and directories into the fastest area of the disk, enabling your computer to run at top speed with the most stability.

Always-on to Work Automatically
Smart Defrag works automatically and quietly in the background, so it continually and constantly keeps your computer fragment-free.

Data Safe and Reliability Guaranteed
Smart Defrag uses the commercial-level standard to move data and does not damage any file in your disk. Besides, unlike other "Automated" Defragmenters, Smart Defrag does NOT constantly perform analysis and defragment, which does damage your hard drive and shorten its life. Smart Defrag has a "Safe Intelligence" technology that can assure the health of your disk by deciding When and How to start defragmentation.