Auto Online Subtitle Generator

  • Add accurate, top creator-style subtitles to your videos in seconds with Short AI online subtitle generator— automatic, online, and free!

  • 99.5% AI accuracy for precise captions

  • Supports 32+ languages for global audiences

  • Free to try , no experience needed

Auto Online Subtitle Generator

How to Add Subtitles to a Video Free?

1. Log in Short AI

Access the platform by logging into your Short AI account.

2. Upload your video

Drag and drop your video file (MP4, MOV, etc.) up to 500MB. Select your desired language for automatic subtitle generation.

3. Export & Share

Export your video with embedded subtitles or download SRT/VTT files. Publish directly to TikTok, YouTube, and other platforms.

Powerful Auto Subtitle Generator for Professional Subtitles

Video caption generator

AI-Powered Accuracy

Auto-generate highly-accurate subtitles. Save yourself from the hours of manual transcription.

  • Automatic Speech Recognition (ASR) for quick transcription

  • 99.5% accurate speech recognition in 32+ languages

  • Automatic audio sync for perfect matching

  • Supports all popular video formats (MP4, WEBM, MOV, MKV, AVI)

Free automatic subtitle generator

Stunning Styles & Full Customization

Analyzes your long-form videos, identifies captivating hooks, key insights, and engaging reactions—and creates multiple, ready-to-share short clips.

  • 14+ dynamic, viral-ready subtitle styles from top creators like Alex Hormozi and Mr. Beast

  • Add animated emojis and highlight key words automatically

  • Customize font, color, size, position, and background

YouTube subtitle generator

Easy Online Editor & Flexible Export

No software needed - edit everything in your browser with our subtitle generator free tool

  • Simple drag-and-drop or URL upload process

  • Quick text corrections and adjustments

  • One-click export video with burned-in subtitles

  • Directly upload videos to TikTok, YouTube, or Instagram

  • Free trial with no hidden fees

Engage, Reach, and Succeed with Subtitles

Save Hours of Manual Work

  • Our AI subtitle generator turns hours of manual typing into minutes of automation. Create accurate, customizable subtitles effortlessly, streamline your workflow, and focus on what you do best—creating amazing content.

Boost Engagement and Accessibility

  • Videos with subtitles get more views, longer watch time, and better engagement while reaching deaf viewers, silent watchers, and international audiences. Our video subtitle generator ensures your content performs better on every platform.

Professional Quality, Viral Potential

  • Create polished, professional subtitles tailored for social media platforms like TikTok, YouTube, and Instagram. Boost your video's visibility, capture attention instantly, and increase your chances of going viral—all with ease and precision.

FAQs

  • An online subtitle generator is a web-based tool that automatically creates text captions for your videos. Our tool uses AI to transcribe your video's audio and generate subtitles that you can then edit and export.