82,399,351 programs installed

Should I remove PrepExp?

What percent of users and experts removed it?
2% remove it98% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
United States Rank #47,279
Reach 0.0004%


6.0.215 20.00%
6.0.198 80.00%



PrepExp is a program developed by CATIC. The most used version is 6.0.198, with over 98% of all installations currently using this version. 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 software is designed to connect to the Internet and adds a Windows Firewall exception in order to do so without being interfered with. The software installer includes 13 files and is usually about 4.67 MB (4,899,812 bytes). PrepUpdate.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 8. The distribution of this has mostly been seen in the United States.

Program detailsProgram details

URL: www.CATIC.com
Installation folder: C:\Program Files\CATIC\PrepExpress\
Uninstaller: MsiExec.exe /I{BB7C99CE-E975-4C67-A2DB-942A66ABC804}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 4.67 MB
Language: English (United States)

Program filesFiles installed by PrepExp

  • PrepExp.exe - CATIC PrepExpress 6.0.156
  • PrepAutoImport.exe - CATIC PrepExpress AutoImport command line executable
  • SellerTableDefrag.exe - SellerTableDefrag
  • NetworkSupport.exe - PrepExpress
  • PrepConvert.exe
  • PrepSupport.exe
  • PrepUpdate.exe - PrepExpress Update
  • ConvertDB.exe
  • SupportDB.exe
  • SupportReg.exe

Program behaviorsBehaviors exhibited

Scheduled Task
  • PrepExp.exe is scheduled as a task with the class '{4F8E181E-DD55-4437-935A-180DD066CBB1}' (runs on registration).
3 Windows Firewall Allowed Programs
  • PrepSupport.exe is added as a firewall exception for 'C:\Program Files\CATIC\PrepExpress\PrepSupport.exe'.
  • PrepExp.exe is added as a firewall exception for 'C:\Program Files\CATIC\PrepExpress\PrepExp.exe'.
  • NetworkSupport.exe is added as a firewall exception for 'C:\Program Files\CATIC\PrepExpress\NetworkSupport.exe'.

How do I remove PrepExp?

Quickly and completely remove PrepExp from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall PrepExp 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program PrepExp, click it, and then do one of the following:
    • Windows Vista/7/8: 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 PrepExp.

Win 7 (SP1) 40%
Win Vista (SP2) 20%
Uninstall it 2%
Keep it 98%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 40.00%
Windows 8 40.00%
Windows Vista 20.00%
Which OS releases does it run on?
Windows 7 Home Premium 40.00%
Windows 10 Home 20.00%
Windows 8.1 20.00%
Windows Vista Business 20.00%

Distribution by countryGeography

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


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