3T4 file extension is for Util3 Binary file converter to ASCII
Similar to 3T4
A01 - ARJ Multi-volume Compressed ArchiveA10 - OzWin CompuServe E-mail/Forum Access SYSOP File
A11 - AIM Graphics file
A21 - Soundweb Firmware File
A2A - APLASCII EISPACK file
A2A - IBM Voice Type Language Vocabels File
A2A - Sharp APL Workspace Export File
View all in File Extensions