Convert ASS to SSA
Transform Advanced SubStation Alpha (.ass) subtitle files to SubStation Alpha (.ssa) format
Drop your ASS (Advanced SubStation Alpha) file here or click to browse
Supported: .ass files (max 10MB)
Why Convert ASS to SSA?
Converting from Advanced SubStation Alpha to SubStation Alpha gives you access to SSA's unique features and capabilities. Classic subtitle format with basic styling and formatting capabilities
Add custom fonts, colors, and basic formatting to your subtitles.
Place subtitles anywhere on screen with alignment options.
Works with older subtitle tools and video players.
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
ASS vs SSA: Key Differences
| Feature | ASS | SSA |
|---|---|---|
| Format Type | Script-based | Script-based |
| Time Format | H:MM:SS.cc | H:MM:SS.cc |
| Header | Script Info + Styles | Script Info |
| Styling | Advanced | Basic |
| Positioning | Full screen control | Full screen control |
| File Size | Large | Medium to large |
| Compatibility | Desktop players | Desktop players |
How the Conversion Works
Our ASS to SSA converter automatically handles all the technical differences between formats:
- Parses ASS file structure and extracts subtitle data
- Converts time codes from ASS 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 Advanced SubStation Alpha format
Convert SSA to ASS →Other Popular Conversions
Need a different format?
We support conversion between all major subtitle formats
View All Subtitle Converters →