Opening PEW Files

The PEW file type is primarily associated with IAR Embedded Workbench.

PEW	File extension: PEW
	File type:	IAR Embedded Workbench files

What is a PEW file?

PEW files mostly belong to IAR Embedded Workbench. (C/Embedded C++ cross compiler and debugger)

How to open PEW files

You need a suitable software like IAR Embedded Workbench to open a PEW file. You need a suitable software like IAR Embedded Workbench to open a PEW 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 PEW file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a PEW file directly in the browser:. Just drag the file onto this browser window and drop it.

Online PEW Text Viewer

Choose your .pew file to analyze

or drag and drop it here

Online File Viewer

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What to Do When a .PEW File Fails to Open

Since .PEW files come from various applications, they aren't universally openable.

Identify the Source: If from an embedded systems developer, it suggests an IAR Embedded Workbench project; if from a gamer, it may be a custom game asset.
Check the Header: Inspect the first bytes in a text or hex editor:
- Readable XML/text often indicates a project configuration file.
- "PK" suggests a compressed archive.
Use the Original Software: You usually need the original program, like IAR Embedded Workbench or a compatible game engine; if uncertain, ask the sender.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract metadata, and preview contents.

Technical Data for PEW File Extension

Related files:

pes, pex, pem, epw

Mime type:

application/octet-stream

a pew IAR Embedded Workbench file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with PEW files

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