YTSubConverter is primarily an .ass to .ytt converter.
Conversion is straightforward: launch the program, open your .ass file and click Convert. Alternatively, drag the .ass straight onto the .exe (Windows only). In both cases, you’ll get a .ytt file that’s ready for upload.
The program tries to approximate the look of the Aegisub subtitles as closely as possible on YouTube:
This is free and open source software.
Key Features
- Supports the .ass style features:
- Font name.
- Font size.
- Bold, italic, underline.
- Primary, secondary, outline and shadow color.
- Alignment.
- Outline thickness and shadow distance.
- Wide range of override tags.
Website: github.com/arcusmaximus/YTSubConverter
Support:
Developer: arcusmaximus
License: MIT License

YTSubConverter is written in C#. Learn C# with our recommended free books and free tutorials.
Related Software
| Subtitle Editors | |
|---|---|
| Subtitle Edit | Versatile and feature-laden editor for video subtitles |
| Gaupol | Editor for text-based subtitle files |
| Aegisub | Highly customizable tool for creating and modifying subtitles |
| AutoSubs | Subtitles made simple |
| Subtitle Composer | Editor that supports basic and advanced operations |
| Jubler | Author new subtitles - convert, transform, correct and refine |
| Gnome Subtitles | Video subtitling for the GNOME desktop |
| Tero Subtitler | Feature-rich subtitle creation, translation and validation tool |
| YTSubConverter | Create styled YouTube subtitles |
| Subtitle Forge | Desktop application for working with subtitles across the full workflow |
| Sub Editor | Visual, keyboard-driven subtitle editor with waveform timing |
| Subtitle Editor | GTK+3 tool to edit subtitles |
| Subtitld | Edit, transcribe and create subtitles |
| subedit | Command-line editor written in Bash |
Read our verdict in the software roundup.
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