Free 720p Exports • No Watermark

# AI Auto Captions for YouTube Shorts & Videos

Increase your YouTube watch time by 40% with high-impact, word-level animated captions. No installation required—edit 100% in your browser.

Generate YouTube Captions
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## Key Features

Word-by-Word Animation

Keep viewers hooked with dynamic text that highlights exactly what you say in real-time, perfect for the fast-paced nature of YouTube Shorts.

99%+ Transcription Accuracy

Our advanced AI engine handles technical jargon, accents, and background noise to deliver precise subtitles that require minimal editing.

Custom Styles & Emojis

Match your brand with custom fonts and colors. Our AI automatically adds relevant emojis to emphasize key points and emotions.

SRT & Burned-in Support

Export your videos with captions burned-in for maximum compatibility or download a clean SRT file to upload directly to YouTube Studio.

## How It Works

1. 1

   Upload to Browser

   Drag and drop your YouTube video or Shorts file into the DevMotion editor. Since we are 100% browser-based, there is no software to install.

2. 2

   Auto-Generate Captions

   Select your language and click 'Auto Caption'. Our AI transcribes your audio and syncs it with word-level timing automatically.

3. 3

   Style and Animate

   Choose from viral preset styles or customize fonts, colors, and animations. Add 3D laptop or phone mockups for a professional look.

4. 4

   Export for YouTube

   Export in 1080p or 4K. Use our 9:16 aspect ratio presets for Shorts or 16:9 for traditional long-form YouTube content.

## Use Cases

Viral YouTube Shorts

Short-form content relies on visual hooks. Use animated captions to stop the scroll and ensure your message is understood even without sound.

Educational How-To Videos

Help your audience follow complex instructions by providing clear, accurate subtitles that highlight technical terms and key steps.

Multi-Language Global Reach

Combine auto-captions with our AI Dubbing to translate your YouTube content into 50+ languages, reaching a worldwide audience instantly.

## Frequently Asked Questions

How do I add captions to YouTube Shorts automatically?

Upload your 9:16 video to DevMotion, click the Captions tool, and our AI will generate word-level animated subtitles in seconds. You can then export the video with captions burned-in for a viral look.

Does DevMotion support YouTube's 4K video resolution?

Yes, while 720p exports are free, our Creator and Pro plans support 1080p and 4K exports, ensuring your YouTube content looks crisp on all devices.

Can I download an SRT file for my YouTube video?

Absolutely. After the AI generates your captions, you can export them as a standard SRT file to upload to the YouTube Studio 'Subtitles' section.

Will these captions work for long-form YouTube videos?

Yes, DevMotion can process long-form content up to the limits of your plan, allowing you to add consistent styling across both Shorts and 16:9 videos.

Is there a watermark on the free version for YouTube?

No, DevMotion allows you to export 720p videos without any watermarks, making it the perfect tool for new YouTube creators starting on a budget.

## Related Tools

AI Video Dubbing

Translate your YouTube videos into 50+ languages with original voice cloning.

AutoCut for YouTube

Automatically remove silences and filler words from your YouTube vlogs.

DevMotion vs Submagic

See why creators are switching to DevMotion for browser-based YouTube editing.

## Generate YouTube Captions

Free to start. No credit card required.

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