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Cut and trim video clips
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Generate captions from audio
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Get text from any video
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Add logo or text overlay
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Resize and crop frames
Video to FAQ
Turn video into Q&A
Video to Help Article
Auto-generate help docs
Subtitle Translator
Translate captions instantly
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Add royalty-free tracks
Thumbnail Generator
Create click-worthy thumbs
Description Generator
SEO-optimized descriptions
AI Video Trimmer
Smart cuts, auto highlights
Video Merger
Combine multiple clips
Video Rotator
Flip or rotate footage
Speed Changer
Speed up or slow down
Format Converter
Convert between formats
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Smooth intro and outro
Video Summary
AI-powered key takeaways
Video FAQ Generator
Extract FAQs from video
Image Annotator
Mark up screenshots
Video Annotator
Shapes, arrows & text on video
Audio Extractor
Extract audio from video
Subtitle Burner
Burn captions into video
PDF to Video
Convert PDF to video
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Presentation to Video
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Google Slides to Video
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Video Lighting
Brightness, contrast & more
YouTube Description Generator
Upload your subtitle file and get an SEO-optimized YouTube description with timestamps, chapters, and a call-to-action. Copy and paste into YouTube.
Drop your subtitle file here
Supports SRT, VTT, ASS, SSA, SUB, SBV
How It Works
Three simple steps
Upload your subtitle file
Drag and drop your SRT, VTT, or ASS file. Any subtitle format works.
Add context (optional)
Include your channel name, website link, or target audience to personalize the description.
Copy your description
Get a ready-to-paste description with title, overview, timestamps, and CTA. One click to copy.
Upload your subtitle file
Drag and drop your SRT, VTT, or ASS file. Any subtitle format works.
Add context (optional)
Include your channel name, website link, or target audience to personalize the description.
Copy your description
Get a ready-to-paste description with title, overview, timestamps, and CTA. One click to copy.
Why Use This Tool
Auto-generated timestamps
AI groups your subtitles into 5-15 meaningful chapters with accurate timestamps. No manual work.
SEO-optimized copy
Every description includes keyword-rich titles and overview paragraphs designed to rank in YouTube search.
Any subtitle format
Works with SRT, VTT, ASS, SSA, SUB, and SBV files. Upload whatever format you have.
Copy-paste ready
Plain text output, under 2000 characters. One click to copy, paste directly into YouTube.
Frequently Asked Questions
Upload a subtitle file from your video. The AI reads your subtitles, identifies key topics and transitions, and generates a complete YouTube description with a title, overview paragraph, chapter timestamps, and a call-to-action section.
All major subtitle formats: SRT, VTT (WebVTT), ASS, SSA, SUB (MicroDVD), and SBV (YouTube). Upload whichever format you have — the tool handles the rest.
The AI analyzes your subtitles to find natural topic shifts and key moments, then groups them into 5-15 chapters. The first chapter always starts at 0:00. Each chapter covers 30 seconds to 3 minutes of content.
Yes. Use the optional 'Additional Context' field to add your channel name, website URL, social links, target audience, or keywords. The AI incorporates this into the call-to-action section.
By default, the description matches the language of your subtitles. You can override this with the language selector to generate the description in any of our 20+ supported languages.
Descriptions are kept under 2000 characters to fit YouTube's visible preview. Subtitle files can be up to 10 MB, which covers even long-form content.
Need more from your videos?
Vidocu turns videos into subtitles, voiceover, translations, and help articles — automatically.