
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 will boost your startup speed and enable your computer to run at top speed with the most stability.

Smart Defrag 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. Here is a direct link to download Smart Defrag for current IObit users.Smart Defrag will automatically work for you with no data lost.

With the improved IObit disk defrag engine, Smart Defrag not only defrags your HDD but also trims your SSD to accelerate disk access speed and enhance disk durability. It’s completely free and straightforward to use, as seen in the video below, where we walk you through using it. You can set it as your Windows defragmenter replacement and forget about it, or you can go through the many options, including boot time defrag. You have many freeware replacements, and SmartDefrag is one of the best. It’s become almost common knowledge that the included disk defragmenter that comes with Microsoft Windows is not the best and never has been. It also features SSD trimming to prolong your SSD performance and life.

Smart Defrag can defragment files, folders, and entire drives as needed or scheduled.
