Open MP3 file

MP3 files: what are they and how do I open them?

mp3 file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.mp3 file type #1: MP3 compressed audio

mp3 file extension is best known for its use for one of the most prevalent forms of compressed audio files. The popular 'MP3s' can be played back on nearly any media player.

Further details:

MP3 file is a type of digital audio file that uses a form of lossy data compression.

MP3 format is one of the most common audio formats for consumer audio streaming and storage, as well as a standard of digital audio compression for the transfer and playback of music on digital audio players.

It is a popular format for both songs and ringtones playable in pretty much every device or software.

Open file with:

Media Player icon

Media Player

Windows 11 default media player.

Microsoft Windows Media Player icon

Microsoft Windows Media Player

The default multimedia player from Microsoft Windows

Apple iTunes for Mac icon

Apple iTunes for Mac

Program used to organize and plays your digital music and video

Play icon


A media player for Mac

Xine icon


A free multimedia player for Linux

ALLPlayer icon


A free media player mainly used for watching movies with subtitles

Plex Media Server for OS X icon

Plex Media Server for OS X

Multimedia manager and player for Mac

MPlayer icon


One of the many movie players

MPlayer for Linux icon

MPlayer for Linux

A free multimedia player for Linux

MPlayer for Mac icon

MPlayer for Mac

A movie player for Mac

.mp3 file type #2: Masterpoint green points data

An mp3 file extension can be also used for simple text files that contain saved game scores from some Bridge card game by Masterpoint.

Further details:

The mp3 file extension is very rarely used for simple text files that contain saved game scores from some Bridge card game by Masterpoint. 

Not to be confused with MP3 songs.

.mp3 file type #3: TeslaCrypt 3.0 ransomware encrypted data

Files with mp3 file extension may also be found as encrypted files affected by TeslaCrypt 3.0 variant that first appeared in February 2016.

Further details:

The mp3 file extension is also used by the notorious TeslaCrypt ransomaware. The variant that uses mp3 file suffix was discovered 12.2.2016 and works much like the previous version. It encrypts users files and demands ransom in bitcoins.

The difference is mainly in the ransomware notes that now the following files:

  • _H_e_l_p_RECOVER_INSTRUCTIONS+[3-characters].png
  • _H_e_l_p_RECOVER_INSTRUCTIONS+[3-characters].txt
  • _H_e_l_p_RECOVER_INSTRUCTIONS+[3-characters].HTML

Open file with:

AVG Decryptor for TeslaCrypt

A decryptor utility for TeslaCrypt ransomware

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.mp3" has the file extension "mp3". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.