Drop your file to analyze it

MASTER File

What are MASTER files and how to open them

Are you having problems opening a MASTER file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your MASTER files.

What is a MASTER file?

The MASTER file extension indicates to your device which app can open the file. However, different programs may use the MASTER file type for different types of data.

While we do not yet describe the MASTER file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about MASTER files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open MASTER files

Important: Different programs may use files with the MASTER file extension for different purposes, so unless you are sure which format your MASTER file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 4 different MASTER openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of MASTER files. Remember, different programs may use MASTER files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Microsoft Web Platform ExtensionsMicrosoft Web Platform ExtensionsUser submitted
Xamarin StudioXamarin StudioUser submitted
MonoDevelopMonoDevelopUser submitted
Microsoft Visual Studio CTPMicrosoft Visual Studio CTPUser submitted

Try a universal file viewer

Try a universal file viewer like Bitberry File Opener. It can open 410 different types of files - and most likely yours too. Download Bitberry File Opener here.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about MASTER file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.