A daily updated filename extension database!

A43 file extension

The table below provides useful information about the .a43 file extension. It answers questions such as:

  • What is the .a43 file?
  • What program do I need to open a .a43 file?
  • How can the .a43 file be opened, edited or printed?
  • How can I convert .a43 files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ IAR System MSP430 Target Application

A43 file is an IAR System MSP430 Target Application. IAR Systems provides completely integrated kits for development of embedded applications based on ARM, 8051, MSP430 and R8C/M16C/M32C.
A43 format description not yet available
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
A43 aliases:
A43 related links:
A43 related extensions:
Assembly Source Code

C Source Code

C++ Source Code

Visual C++ Dialog

Fortran Source Code

C Header File

Microsoft Visual Studio Workspace Options

Modula-3 Source Code

Pascal/Delphi Source Code

Visual C# .NET Class

Other types of files may also use the .a43 file extension.

🚫 The .a43 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

4a3, a4e, a4r, a4w, ar3, at3, q43

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Adobe Authorware External Library
MyDOS Ramdisk Image
Macromedia Authorware Packaged File without Runtime
Sony ATRAC3 Compressed Audio
Atari 8-bit Anime 4ever Image
Macromedia Authorware Windows File
Aqbanking Q43 Data

🔴 Can't open a .a43 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .a43 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .a43 file extension, write to us!

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