Opening WCA Files

The WCA file type is primarily associated with WinCatalog.

WCA	File extension: WCA
	File type:	Collection

What is a WCA file?

WCA files mostly belong to WinCatalog by WinCatalog.com. WinCatalog is a program for cataloging disks, folders and files. This is an older version extension for this program.

How to open a WCA file

You need a suitable software like WinCatalog to open a WCA file. You need a suitable software like WinCatalog from WinCatalog.com to open a WCA file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your WCA file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a WCA file directly in the browser:. Just drag the file onto this browser window and drop it.

Online WCA Text Viewer

Choose your .wca file to analyze

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Online File Viewer

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Trouble Opening a .WCA File? These Steps Will Help

Because .WCA files originate from different programs, they aren't universally openable.

Identify the Source: If received from someone organizing media drives, it is likely a WinCatalog Collection Database. If it came from a web developer, it may be a Web Component Archive.
Check the Header: Open the file in a hex viewer to inspect its first bytes:
- "SQLite format 3" indicates a modern WinCatalog database.
- "PK" means it is a zipped archive.
- Readable XML suggests a configuration file.
Use the Original Software: You usually need the original program, such as WinCatalog by WinCatalog.com or an archive extractor, to open it properly; if uncertain, ask the sender.
Use this Webpage: Drag and drop your .WCA file into our viewer to detect the format, extract metadata, and preview readable text.

Technical Data for WCA File Extension

File classification:

Database

Related files:

ica, obr, w3cat, w3c, wcat

a wca Collection is a special file format by WinCatalog.com and should only be edited and saved with the appropriate software.

How to solve problems with WCA files

Associate the WCA file extension with the correct application.
Update your software that should actually open collections. Because only the current version supports the latest WCA file format. Search, therefore, e.g. on the WinCatalog.com manufacturer website after an available WinCatalog update.
To make sure that your WCA file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .WCA file online - secure, fast, and no downloads needed.