Universal format support
MP4, MOV, AVI, MKV, vertical, horizontal, square - CapsAI generates captions for any video format and aspect ratio.
Video Caption Generator
Video Caption Generator - AI Captions for Every Video Format
Generate professional captions for any video automatically. Whether you create YouTube videos, Instagram Reels, TikTok content, or LinkedIn posts - CapsAI adds accurate, styled captions in seconds.
All
video formats supported
50+
caption languages
Free
no watermark plan
Features
Caption any video with AI
Platform-optimized output
Captions automatically adjusted for YouTube (16:9), Reels and Shorts (9:16), LinkedIn (square), and more.
Animated word-by-word
Karaoke-style word highlighting that keeps viewers engaged and reading along with the spoken content.
Multi-language captions
Generate captions in Hindi, Tamil, Telugu, Hinglish, English, and 50+ languages. Translate existing captions instantly.
No watermark
Export professional videos with captions burned in - no watermark, no branding. Your content stays yours.
Fast cloud processing
Captions generated in seconds, not minutes. No heavy software to install, works entirely in your browser.
Workflow
How to generate video captions
Step 1
Upload your video
Drag and drop any video file or paste a public URL to get started.
Step 2
AI generates captions
Speech is automatically transcribed with precise timing. Select your language.
Step 3
Style and customize
Choose fonts, colors, animations. Apply brand presets for consistent look.
Step 4
Export captioned video
Download with captions burned in, or export SRT/VTT for platform upload.
Use Cases
Captions for every platform
YouTube videos
SRT upload or burned-in captions that boost watch time and SEO.
Instagram Reels
Animated captions optimized for vertical viewing and muted autoplay.
TikTok
Bold, styled captions that match TikTok's fast-paced content style.
LinkedIn and Facebook
Professional captions that increase engagement on business content.
FAQ
Video caption generator FAQs
What types of videos can I add captions to?
Any video - YouTube content, Reels, TikTok, Shorts, podcasts, webinars, courses, and more. All formats supported.
Is the video caption generator free?
Yes. Free tier includes caption generation with no watermark. Upgrade for longer videos and batch processing.
Can I generate captions in Hindi?
Yes. CapsAI supports Hindi, Hinglish, Tamil, Telugu, and 50+ languages with high accuracy.
Do captions really increase video views?
Yes. Studies show videos with captions get 80% more views and significantly higher watch time, especially on muted feeds.
Can I customize caption appearance?
Yes. Full control over fonts, colors, size, background, animation style, and position on screen.
Add professional captions to every video you make
Free, fast, and accurate. Generate captions for YouTube, Reels, TikTok, and every platform. No watermark.
Generate Captions Free →