FB File - opening and understanding
Did your computer fail to open a FB file? We explain what they are used for and recommend software that we know can open or otherwise handle your .FB files.
What is a FB file?
A .FB file is a FastBack Plus setup file. Through our analysis of FB files, we know that one use of the format is FastBack Plus setup. 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 FB files
You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension FB for different purposes.
While we have not verified the apps ourselves yet, our users have suggested 4 different FB openers which you will find listed below.
Other file formats using extension .FB
While FastBack Plus setup is a popular type of FB-file, we know of 2 different uses of the .FB extension.
The FB file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a FB opener may not be able to open all kinds of FB files. In this case, look through both formats to make sure you find the best suited FB viewer.
Slim! compressed archive
Through our analysis of FB files, we know that one use of the format is Slim! compressed archive. 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.
While we have not verified the apps ourselves yet, our users have suggested 4 different FB openers which you will find listed below.
Various viewers for this file format
These apps are known to open certain types of FB files. Remember, different programs may use FB files for different purposes, so you may need to try out a few of them to be able to open your specific file.
 | Web Form Builder | User submitted |
 | FlipBook Maker | User submitted |
 | Kvisoft FlipBook Maker | User submitted |
 | Kvisoft FlipBook Maker Pro | User submitted |
Not sure exactly what type of file you are trying to open? Try our new File Analyzer. It is a free tool that can identify more than 11,000 different kinds of files - most likely yours too! It will help you find software that can handle your specific type of file. Download File Analyzer here.