Subtitle Converter
Free Online Subtitle Format Converter
Convert any subtitle format to SRT, WebVTT, or ASS instantly. Free, private, and works entirely in your browser.
Drop subtitle files here
or Browse Files
Supported: SRT, VTT, ASS, SSA, SMI, SUB
Max 10MB per file
How to Convert Subtitles
Convert subtitle formats in simple steps
Upload Subtitle Files
Drag and drop or browse to select your SRT, VTT, ASS, or other subtitle files. Support for batch processing up to 50 files.
Choose Output Format
Select your desired output format: SRT for maximum compatibility, VTT for web, or ASS for advanced styling.
Convert Files
Click 'Convert' to process your files. All conversion happens instantly in your browser for complete privacy.
Download Results
Get your converted subtitle files instantly. Download individually or as a ZIP archive for batch processing.
Features
Professional subtitle conversion with complete privacy
100% Browser-Based
All processing happens in your browser. Your files never leave your device.
Multiple Formats
Convert from VTT, ASS, SSA, SMI, SUB and more to universal SRT format.
Batch Processing
Convert up to 50 subtitle files at once. Download individually or as ZIP.
Instant Results
No waiting, no queues. Get your converted subtitles immediately.
Supported Formats
Convert between all major subtitle formats
Input Formats
Upload subtitles in any of these supported formats
Output Formats
Download converted subtitles in your preferred format
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Frequently Asked Questions
What subtitle formats can I convert?
You can convert WebVTT (.vtt), Advanced SubStation Alpha (.ass), SubStation Alpha (.ssa), SAMI (.smi), and MicroDVD (.sub) to SRT format.
Is my data safe?
Yes! All conversion happens entirely in your browser. Your subtitle files are never uploaded to any server.
Will I lose formatting when converting to SRT?
SRT is a basic format that doesn't support advanced styling. Colors, fonts, positioning, and effects will be removed during conversion.
Is there a file size limit?
Each file can be up to 10MB, and you can convert up to 50 files at once.