Accelerate your HD for faster data access and outstanding disk performance. Disk fragmentation is generally the main cause of slow and unstable computer performance. In order to accelerate hard drive for faster data access and outstanding disk performance, Smart Defrag 4 provides efficient defragmentation to hard drives by optimizing file placement and consolidating free space.
The Boot-time Defrag feature can defrag the system disk, in which some files cannot be safely moved while Windows is running, before the operating system is fully loaded. In this way, Smart Defrag 4 will boost your startup speed and enable your computer to run at top speed with the most stability.
Smart Defrag 4 not only provides disk defragmentation as any other tool does, but also optimizes it by intelligently streamlining your files based on using frequency. With IObit latest disk defrag engine, it is just as safe for your files as using Windows. And you just need to install & forget it. Smart Defrag 4 will automatically work for you with no data lost.Compatible with Windows XP, Vista, 7, 8/8.1 and 10.