B4S File - opening and understanding

Did your computer fail to open a B4S file? We explain what they are used for and recommend software that we know can open or otherwise handle your .B4S files.

What is a B4S file?

A .B4S file is a Winamp 3 Playlist file. Through our analysis of B4S files, we know that one use of the format is Winamp 3 Playlist. 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 B4S 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 B4S for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 10 different B4S openers which you will find listed below.

Suggest another file format using extension B4S

While we know of one file format using the .B4S 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 .B4S file.

Various viewers for this file format

These apps are known to open certain types of B4S files. Remember, different programs may use B4S files for different purposes, so you may need to try out a few of them to be able to open your specific file.

VideoLAN VLC media playerVideoLAN VLC media playerUser submitted
WinampWinampUser submitted
Zoom PlayerZoom PlayerUser submitted
TS PlayerTS PlayerUser submitted
FLV and Media PlayerFLV and Media PlayerUser submitted
jetAudiojetAudioUser submitted
Ace PlayerAce PlayerUser submitted
Sigma media playerSigma media playerUser submitted
SqrSoft Advanced CrossfadingSqrSoft Advanced CrossfadingUser submitted
Torrent Video PlayerTorrent Video PlayerUser submitted
We have not verified any software that we know for certain will work with B4S-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 B4S-files. If you know one, please use the 'Suggest a program' link below and tell us about it!