BTR File Type

- The quick facts

What are BTR files and how to open them

Are you having problems opening a BTR file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a BTR file?

A .BTR file is a FrontPage Binary-tree index file. Through our analysis of BTR files, we know that one use of the format is FrontPage Binary-tree index. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open BTR files

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

While we have not verified the apps ourselves yet, our users have suggested 3 different BTR openers which you will find listed below.

Last updated: December 15, 2021

Suggest another file format using extension BTR

While we know of one file format using the .BTR file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .BTR file.

Various apps that use files with this extension

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

Microsoft OfficeMicrosoft OfficeUser submitted
Any Video Converter FreeAny Video Converter FreeUser submitted
We have not verified any software that we know for certain will work with BTR-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with BTR-files. If you know one, please use the 'Suggest a program' link below and tell us about it!