Smart Defrag

4.3 on 716 votes

0/5 stars
License: Shareware $19.99
Total downloads:1,435 (1 last week)
Operating system:Windows 2000/XP/Vista/7/8/10
Latest version:
Screenshot collage for Smart Defrag


The 5.8 version of Smart Defrag is provided as a free download on our website. Based on the users’ comments, the decisive pluses of this program are: it has a pleasant interface, is trouble-free, has a great price, works like a charm, is reliable, is very easy to understand, is very easy to use and is light on resources. In users’ view, you can notice "there is a lot of ads and this tool is hard to uninstall" among the disadvantages of this program.

Our built-in antivirus scanned this download and rated it as 100% safe. The most popular versions of the this tool are 3.3, 3.2 and 3.1. Smart Defrag is compatible with Windows XP/Vista/7/8/10 environment, 32-bit version. This program lies within System Utilities, more precisely System Optimization. This program is an intellectual property of IObit.

The common filenames for the program's installer are SmartDefrag.exe, IObit SmartDefrag.exe, AutoUpdate.exe, SmartDefrag 2.exe or SmartDefrag.exe etc. The software is sometimes distributed under different names, such as "IObit SmartDefrag", "IObit SmartDefrag Beta", "SmartDefrag Beta6.00".

From the developer:

Smart Defrag can solve hard disk file fragmentation issues. It uses multi-threading defrag engine to quickly defragment hard disks, so that you get a quicker response and better file-access speed. This program also has a Game Optimize feature that can optimize the files of selected games. Boot Time Defrag can optimize page files, hibernation files, NTFS MFT, Windows registry, and other system files.

You may want to check out more software, such as Smart Game Booster, AusLogics Disk Defrag or SMART Table Toolkit, which might be related to Smart Defrag.

Used in tutorials

How to defrag a hard drive

This guide will teach you how to defrag a hard drive on your Windows computer.


Thank you for rating the program!
Please add a comment explaining the reasoning behind your vote.
Your vote:
Latest update:
Apps for Mac
Stellar Drive Defrag
Stellar Drive Defrag

System Optimization

Memory Defrag
Memory Defrag

System Optimization

Latest updates

Gadgets Widgets

Wargame Project
Wargame Project



Android Devices