ASS → SAMI
Convert ASS to SAMI
Free online ASS to SAMI subtitle converter. Transform Advanced SubStation Alpha (.ass) files to SAMI (.smi) format instantly in your browser. No upload required.
Format Comparison
| ASS | SAMI | |
|---|---|---|
| Full Name | Advanced SubStation Alpha | SAMI |
| Extension | .ass | .smi |
| Category | text | xml |
| Key Features | Advanced styling, Font embedding, Animation effects, Multiple style definitions, Positioning control | Multi-language support, CSS styling, HTML-like syntax, Class-based language switching |
| Common Uses | Anime subtitles, Fansubs, Karaoke effects, Styled presentations | Windows Media Player, Microsoft platforms, Multi-language captioning |
| Limitations | Complex syntax, Not universally supported, Large file sizes with effects | Windows-centric, Verbose syntax, Limited modern tool support |
How to Convert ASS to SAMI
- 1
Open the subtitle converter
Go to the Subtitle Tool and select your source ASS file by pasting the text or uploading the .ass file.
- 2
Set your framerate
Choose the framerate that matches your video (e.g., 23.976, 25, 29.97). This ensures frame-accurate timestamp conversion.
- 3
Select SAMI as output format
Choose SAMI (.smi) from the output format dropdown.
- 4
Download your converted file
Click the download button to save your converted SAMI file. You can also copy the output text directly.
Frequently Asked Questions
How do I convert ASS to SAMI?
Upload or paste your Advanced SubStation Alpha (.ass) file into the converter, select SAMI as the output format, and click Convert. The tool processes everything in your browser — no file uploads to a server.
What is the difference between ASS and SAMI?
ASS is ass (advanced substation alpha) is a feature-rich subtitle format popular in anime fansubbing. SAMI is sami (synchronized accessible media interchange) is a microsoft-developed caption format using html-like markup. They differ in features like advanced styling (ASS) versus multi-language support (SAMI).
Is the ASS to SAMI converter free?
Yes, completely free with no limits. The converter runs entirely in your browser using the timecodes library — no server processing, no sign-up, no watermarks.
Will I lose formatting when converting from ASS to SAMI?
SAMI has some limitations: windows-centric. Timing accuracy is preserved using frame-based conversion through the timecodes library, but format-specific features like advanced styling and font embedding may not carry over.