SUB to SRT Converter
Convert text-based SUB subtitle files into widely supported SRT captions with readable dialogue and accurate playback timings.
Drop your SUB files here
Up to 50MB per file.
Files never leave your browser
How to Convert
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Upload your SUB files
Drag and drop or select SUB files from your device. You can upload multiple files at once.
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Configure Output
Start the conversion. Crest Convert will prepare the SRT file using the appropriate format engine.
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Download SRT files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert SUB to SRT?
SUB is a text-based subtitle file containing timed or frame-based captions for compatible media players. Converting it to SRT creates a timed SubRip subtitle file containing numbered captions and precise playback timestamps, ready for workflows that use the destination format.
SRT works with YouTube, VLC, Premiere Pro, DaVinci Resolve, subtitle editors, and most modern media players.
Frequently Asked Questions
How do I convert SUB to SRT?
Add your SUB subtitle file, start the conversion, and download a widely compatible SubRip subtitle file. Your file is processed directly in your browser.
Which SUB captions can I convert?
This converter reads text-based SUB captions containing dialogue and supported timestamps or MicroDVD frame timings. Caption order and readable text are retained.
Are subtitle timings preserved?
SUB cue start and end times are carried into genuine SRT subtitle timestamps, keeping each caption aligned with its original video.
Where can I use the SRT subtitles?
SRT works with YouTube, VLC, Premiere Pro, DaVinci Resolve, subtitle editors, and most modern media players.
Can I convert several SUB subtitle files?
Yes. Add multiple SUB files and create a separate SRT result for each caption file.
Is SUB to SRT free and private?
Yes. Conversion runs directly in your browser, so your subtitle files stay on your device. No account is required.