VTT to ASS Converter
VTT to ASS Converter is a lightweight, user-friendly application that transforms VTT subtitle files (commonly from Google Drive auto-generated captions) into ASS format—ready for advanced video editing in Aegisub.
It’s built for creators, editors, and researchers who need clean, editable subtitle files for multi-language or AI-powered workflows. With one-click batch conversion, the tool streamlines the entire subtitle preparation process.
How to Use
🧰 First-Time Setup
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Double-click RUN_ME.bat
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Wait for setup to finish (only needed once)
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The app will launch automatically
🚀 Normal Use
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Double-click RUN_ME.bat or VTT_to_ASS_Converter.exe
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Click Add Files or Add Folder, or drag and drop VTT files
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Choose an output folder (optional)
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Click Convert Files and wait for completion
Your ASS files are ready for use in Aegisub!
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Purpose
We built this tool to simplify converting auto-generated VTT subtitles from Google Drive into ASS files suitable for professional editing in Aegisub.
It helps you:-
Clean and format subtitles efficiently
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Prepare files for AI-based summarization or analysis
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Batch process multiple subtitle files with ease
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Requirements
Requirements
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Operating System: Windows
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Python Version: 3.9+ (for first-time setup)
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Dependencies:
PySide6 >= 6.5.0 pysubs2 >= 1.6.0 pyinstaller >= 5.0.0
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Internet connection required for the first setup only
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