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

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
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)


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
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
What is an online subtitle generator?
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.
How accurate is the AI subtitle generation?
Is this a free subtitle generator?
What video formats does your subtitle generator support?
Can I edit the automatically generated subtitles?
What languages are supported by the auto subtitle generator?
How does adding subtitles help my video?