What is the best free defragmenter?
John Hall
Updated on March 09, 2026
What is the best free defragmenter?
BEST Free Defragmentation Software & Tools: Top Picks
- 1) Smart Defrag.
- 2) O&O Defrag Free Edition.
- 3) Defraggler.
- 4) Wise Care 365.
- 5) Windows’ Built-In Disk Defragmenter.
- 6) Systweak Advanced Disk Speedup.
- 7) Disk SpeedUp.
Is UltraDefrag free?
UltraDefrag 64 Bit 7.1. UltraDefrag is a free disk defragmenter that supports defragmentation of locked system files by running during the boot process.
Is Smart Defrag free?
Smart Defrag is complete free for home, organization, and business. Install it and forget it. This powerful, free defragmenter works continuously, automatically and quietly in the background on your PC.
Is Smart Defrag better than Windows defrag?
Yes, Smart Defrag is way better. More customizable and optimizes the system, not just defrag like windows.
How do I do a disk defrag on Windows 10?
Defragment your Windows 10 PC
- Select the search bar on the taskbar and enter defrag.
- Select Defragment and Optimize Drives.
- Select the disk drive you want to optimize.
- Select the Optimize button.
Is Smart Defrag good for SSD?
“IObit Smart Defrag optimizes your PC to take full advantage of SSD performance while defragmenting your hard disks. Its SSD Trim tool automatically enables system tweaks that typically require experience to apply.
Is defragging safe?
Your computer is already set up to defrag at the touch of a few buttons. Even if you interrupt the process somehow, it’s not likely that your hard drive will suffer any harm. Defragging is one of the safest and simplest ways to care for your hard drive and ensure your PC is optimized for its best performance.
How do I make Windows 10 defrag faster?
To defrag your hard drive, open the “Optimize Drives” app by pressing the Windows key, typing “Defragment and Optimize Drives” and hitting enter. Press the Windows key, type “Defragment and Optimise Drives” and hit enter. Next, simply select the drive you want to defrag, and click “Optimize”.
Can you defrag too much?
Defragmenting a hard drive speeds it up by moving pieces of files closer to each other. It does no harm except maybe waste your time if you do it too much.
Will defrag speed up computer?
Defragmenting your computer helps organize the data in your hard drive and can improve its performance tremendously, especially in terms of speed. If your computer is running slower than usual, it might be due for a defrag.