Subtitle Format Guides
Deep dives into every subtitle format we support — what it is, how it works, when to use it, and how to convert it.
What Is an SCC File? Scenarist Closed Captions Explained | AllSubConverter
What is an SCC file? The Scenarist Closed Captions format explained. Learn how SCC works, its structure, and how to convert SCC to SRT or VTT.
2 min readWhat Is an SMI File? SAMI Subtitle Format Explained | AllSubConverter
What is an SMI file? The Synchronized Accessible Media Interchange format explained. Learn how SMI works, its structure, and how to convert SMI to SRT or VTT.
2 min readWhat Is an STL File? EBU Subtitle Format Explained | AllSubConverter
What is an STL file? The EBU Tech 3264 subtitle format explained. Learn how STL works, its structure, and how to convert STL to SRT or VTT.
3 min readWhat Is an ASS File? ASS Subtitles Explained | AllSubConverter
What is an ASS file? Advanced SubStation Alpha subtitles explained. Learn how ASS works, its styling features, and how to convert ASS to SRT or VTT.
3 min readWhat Is an LRC File? Lyric Format Explained | AllSubConverter
What is an LRC file? The lyrics synchronization format explained. Learn how LRC works with timed text and how to convert LRC to SRT or VTT.
3 min readWhat Is an SBV File? SubViewer Explained | AllSubConverter
What is an SBV file? SubViewer subtitle format explained. Learn how SBV works, its differences from SRT, and how to convert SBV files online.
2 min readWhat Is an SRT File? SubRip Subtitle Explained | AllSubConverter
What is an SRT file? The SubRip subtitle format explained. Learn how SRT works, its structure, and how to convert SRT to VTT, ASS, or LRC.
3 min readWhat Is an SSA File? SubStation Alpha Explained | AllSubConverter
What is an SSA file? SubStation Alpha subtitle format explained. Learn about SSA vs ASS, styling features, and how to convert SSA files.
2 min readWhat Is a TTML File? Timed Text Explained | AllSubConverter
What is a TTML file? Timed Text Markup Language explained. Learn how TTML works for Netflix and streaming, and how to convert TTML to SRT.
2 min readWhat Is a VTT File? WebVTT Subtitles Explained | AllSubConverter
What is a VTT file? WebVTT subtitle format explained. Learn how VTT works for web video, its features, and how to convert VTT to SRT or ASS.
2 min read