LanguageTO4
Top 4 compressed data
File type: Archive and compressed file
Files with to4 file extension might be found as compressed archives in Top 4 format.
What is to4 file?
File type category:
Archive and compressed file
Date updated: August 16, 2018
The to4 file extension was in the past used for the special Top 4 compressed file type.
Most likely some old format without support from developer. No further information could be found.