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Core Media Player XML universal subtitle format
File type: Text file
A usf file extension is related to the Universal Subtitle Format used by Core Media Player.
Found 2 different file type records with the same usf filename suffix.
File type category:
Text file
Date updated: July 13, 2025
Record marked as obsolete and not updated for a long time.
The usf file extension is associated with the Universal Subtitle Format.
The USF is a XML based subtitle file format that supports text formatting and styling. It is supported by popular players, like KMPlayer, VLC player, The Core Media Player etc.
Use compatible tools to work with *.usf files.
Probably can be converted to other formats.
Software applications that can open usf files:
Microsoft Windows
Software applications that can edit usf files:
Microsoft Windows
Software capable of saving usf files:
Microsoft Windows
Programs for viewing usf files:
Microsoft Windows
Apple macOS / Mac OS X
Linux/Unix
Google Android
File type category:
Audio and sound file
Date updated: May 14, 2019
Record marked as obsolete and not updated for a long time.
The usf file extension is also used for an audio format used on Nintendo Ultra 64 consoles.
USF is a file format which contains all the data needed to play a song from an N64 game. Once the song has been ripped into a USF file you can load it up in a player and listen to the music.