Why Convert SUB to SSA?

Converting from MicroDVD to SubStation Alpha gives you access to SSA's unique features and capabilities. Classic subtitle format with basic styling and formatting capabilities

Styling Support

Add custom fonts, colors, and basic formatting to your subtitles.

Positioning Control

Place subtitles anywhere on screen with alignment options.

Legacy Compatible

Works with older subtitle tools and video players.

Editing Flexibility

Script-based format allows detailed customization.

Common Use Cases

Anime fansubs - Traditional format for styled anime subtitles
Video editing - Add formatted captions to video projects
Karaoke subtitles - Create sing-along videos with styled text
Legacy systems - Support older subtitle tools and workflows

SUB vs SSA: Key Differences

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

How the Conversion Works

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

Parses SUB file structure and extracts subtitle data
Converts time codes from SUB to SSA format
Adds SSA script header with style definitions
Preserves all subtitle text and timing information
Maintains proper character encoding (UTF-8)
Generates valid SSA file ready for use

Need the reverse?

Convert SubStation Alpha files back to MicroDVD format

Convert SSA to SUB →

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Need a different format?

We support conversion between all major subtitle formats

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