Windows writes to the hard disk somewhat constantly during operation, files are deleted, apps are uninstalled etc., so you wind up with blocks of free space in the middle of all that data. When data is written to a conventional hard disk, it's written as small chunks of data to the next available space on the disk platter(s). Please note that the current license is provided for 6 months, and the Pro version is activated upon license registration.Īdditionally, win one of the 20,000 license keys for any of IObit's best programs: Advanced SystemCare, Driver Booster, IObit Uninstaller, IObit Malware Fighter, IObit Software Updater. The last but not the least, Disk Health can help you monitor your disk status in real-time. Furthermore, Game Optimize is designed to offer gamers ultra-smooth gaming experience. Meanwhile, Auto Defrag and Scheduled Defrag ensure your disks are always optimized to their top performance. Boot Time Defrag can defrag Windows registry to release more occupied RAM and ensure the system stability while you can customize Boot Time Defrag as per your needs. To make it more powerful, Smart Defrag 6 also delivers several other useful features. Smart Defrag 6 specially optimized the file organization algorithm on Windows 10.

With the improved IObit disk defrag engine, Smart Defrag 6 not only defrags your HDD but also trims your SSD to accelerate disk access speed and enhance disk durability.

Unlike other traditional disk defragmenters which only provide defragmentation, Smart Defrag 6 also intelligently streamlines your files based on using frequency to accelerate disk data access. Smart Defrag 6 is a reliable, stable, yet easy-to-use disk optimizer designed for peak hard drive performance.

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