84,488,480 programs installed

Should I remove Smart Defrag Pro?

What percent of users and experts removed it?
26% remove it74% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Reach <0.001%


3.1 100.00%

Other programs by IObit

Smart Defrag Pro


Smart Defrag Pro is a program developed by IObit. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The programs's main executable is smartdefrag.exe and has been seen to consume an average CPU of less than one percent, and utilizes about 23.91 MB of memory. The software installer includes 13 files and is usually about 22.4 MB (23,486,918 bytes). AutoUpdate.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. A majority of the PCs this is running on, most OS versions are Windows 10. The distribution of this has mostly been seen in the United States.

Program detailsProgram details

URL: www.iobit.com
Installation folder: C:\Program Files\IObit\Smart Defrag 3\
Uninstaller: "C:\Program Files\IObit\Smart Defrag 3\unins000.exe"
Estimated size: 22.4 MB

Program filesFiles installed by Smart Defrag Pro

Program executable:smartdefrag.exe
Name:Smart Defrag
Smart Defrag v3
Signed by:IObit Information Technology
Path:C:\Program Files\iobit\smart defrag 3\smartdefrag.exe
Smart Defrag v2 is a common module used by a number of IObit products.
Additional files:
  • taskMgr.dll - Task Scheduler Dynamic Link Library
  • ActionCenterDownloader.exe - Advanced SystemCare 7 (Action Center Downloader)
  • AutoUpdate.exe - Smart Defrag (Smart Defrag Updater)
  • SDInit.exe - Configuring Smart Defrag
  • SDDriverMgr.dll - SDDriverMgr
  • sdcore.dll - sdcore
  • sdlib.dll - sdlib
  • UninstallPromote.exe
  • NtfsData.dll
  • unins000.exe - Setup/Uninstall
  • webres.dll
  • sqlite3.dll

Program behaviorsBehaviors exhibited

Scheduled Task
  • SmartDefrag.exe is scheduled as a task with the class '{4150B327-5E72-4F71-955B-76F609B18E16}' (runs on registration).
2 Scheduled Tasks (Boot/Login)
  • SmartDefrag.exe is automatically launched at startup through a scheduled task named SmartDefrag3_Startup.
  • AutoUpdate.exe is automatically launched at startup through a scheduled task named SmartDefrag3_Update.
Startup File (User Run)
  • SmartDefrag.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'SmartDefrag.exe' and executes as C:\Program Files\IObit\Smart Defrag 3\SmartDefrag.exe.

Program resource utilizationResource utilization averages

Memory:23.91 MB
21.09 MB average
Total CPU:0.0089071682%
0.031193% average
Kernel CPU:0.00418673%
0.016088% average
User CPU:0.00472044%
0.015104% average
CPU cycles/sec:5,983,179
8,062,084 average
70 average
I/O reads/min:27.01 KB
435.61 KB average
I/O writes/min:875 Bytes
105.02 KB average

How do I remove Smart Defrag Pro?

You can uninstall Smart Defrag Pro from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Smart Defrag Pro, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Smart Defrag Pro.

Auto-starting? Yes
(Found in the run registry)
Uninstall it 26%
Keep it 74%
Windows 10

Distribution by countryGeography

100.00% of installs come from the United States
Which countries install it?
  United States 100.00%

About (from IObit)

Founded in 2004 by two creative and enthusiastic programmers, IObit is focused on providing consumers with innovative and comprehensive system utilities and security software for superior PC performance and security.
Publisher URL: www.iobit.com


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