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RAT File Extension

The RAT file extension was created by W3C and is also known as the PICS Rating File. RAT is classified as a Misc Files and You can open and render the contents of this file in a Text Editor. You can open RAT files in Microsoft Content Advisor program.

PICS Rating File Type

PICS Rating File Type
Extension .rat
Developer W3C
Popularity 5.0 (24 Votes)
Mime Type mime-type/not.available
Default Program Microsoft Content Advisor
Category Misc Files
Format Text
Updated 7/1/2025

What is a RAT File Type?

RAT files are used to install evaluation systems on computers, which block the apos; access to websites that meet the PICS rules. Microsoft's Content Advisor, which is integrated into Internet Explorer, can use RAT files to install a d'system; evaluation helps to refuse the apos; access to certain websites. To install a double-evaluation system, click on the RAT file.

The PICS n'system is not widely supported, but Internet Explorer 's Content Advisor can still use PICS RAT files.

Free Online RAT Tools & Apps

Access powerful and secure free online RAT tools to convert, view, edit, merge, split, and compare RAT files — all without installing any software. Our tools support the .RAT (PICS Rating File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your RAT files directly from your device with ease.

RAT Files Common Issues

There are few common issues with the PICS Rating File .RAT File Extensions while opening the .RAT files on Windows and MacOs, we have solution to those issues such as:

Can't Open RAT Files?

  1. You must have supported software programs installed for PICS Rating File on your system such as Microsoft Content Advisor.
  2. Associate default Microsoft Microsoft Content Advisor program for *.rat (PICS Rating File) files.

    Associate RAT Default Program on Windows
    1. Right-click a *.RAT (e.g example.rat) file and click Open With.
    2. In the Open with dialog box, click Microsoft Microsoft Content Advisor program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .rat files.

Related RAT File Extensions

RAT default file extension is .RAT and other similer related extensions are:

All Platform Software Programs for RAT File Extension

List of all softwares that can open the RAT files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open RAT File on Windows

Software License Developer
Microsoft Content Advisor image. Microsoft Content Advisor 000 for Windows Free Microsoft

MacOs logo image - FileProInfo.comOpen RAT File on Mac OS

Software License Developer

Linux logo image - FileProInfo.comOpen RAT file on Linux

Software License Developer

Website logo image - FileProInfo.comOpen RAT file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen RAT file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen RAT file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

RAT file extension icon image.About RAT - PICS Rating File

FileProInfo is to help you understand about the PICS Rating File with *.RAT suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for RAT. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for RAT, please let us know.

Updated 7/1/2025