Why Convert SSA to SUB?

Converting from SubStation Alpha to MicroDVD gives you access to SUB's unique features and capabilities. Frame-based subtitle format popular with DivX and older video files

Frame-based Timing

Uses frame numbers instead of timestamps for precise synchronization.

DivX Compatible

Native support in DivX players and classic video formats.

Simple Structure

Straightforward format that's easy to parse and generate.

Compact Size

Minimal overhead for efficient storage and transmission.

Common Use Cases

DivX videos - Add subtitles to DivX and classic video formats
Classic media - Work with older video collections and formats
Frame-accurate timing - Precise subtitle sync for video editing
Retro compatibility - Support legacy video players and systems

SSA vs SUB: Key Differences

Feature	SSA	SUB
Format Type	Script-based	Frame-based
Time Format	H:MM:SS.cc	Frame numbers
Header	Script Info	None
Styling	Basic	Minimal
Positioning	Full screen control	Bottom center
File Size	Medium to large	Small
Compatibility	Desktop players	DivX players

How the Conversion Works

Our SSA to SUB converter automatically handles all the technical differences between formats:

Parses SSA file structure and extracts subtitle data
Converts time codes from SSA to SUB format
Converts timestamps to frame numbers based on framerate
Preserves all subtitle text and timing information
Maintains proper character encoding (UTF-8)
Generates valid SUB file ready for use

Need the reverse?

Convert MicroDVD files back to SubStation Alpha format

Convert SUB to SSA →

Other Popular Conversions

SSA to SRT

The most universal subtitle format, compatible wit...

SSA to VTT

Modern web standard for subtitles with HTML5 video...

SSA to ASS

Advanced subtitle format with professional styling...

Need a different format?

We support conversion between all major subtitle formats

View All Subtitle Converters →