Auto Subtitle Generator
Online

Generate accurate, time-synced subtitles for your videos automatically with AI. Support for dozens of languages, customizable styles, and multiple export formats.

100% FreeNo Sign-UpBrowser-Based

How It Works

Fast, reliable, and compatible with all major file formats.

Upload Your Video

Upload a video file with spoken content. Supports all major video formats including MP4, WebM, and MOV.

AI Generates Subtitles

Our AI transcribes the audio and generates time-synced subtitles automatically with high accuracy.

Customize & Export

Edit subtitle text and style, then export the video with burned-in captions or download subtitle files.

Everything You Need

A complete toolkit built for speed and quality.

Automatic Transcription

AI-powered speech recognition transcribes dialogue and generates perfectly timed subtitles.

Multi-Language Support

Generate subtitles in dozens of languages with automatic language detection.

Custom Subtitle Styles

Customize fonts, colors, sizes, backgrounds, and positioning to match your brand and video style.

Precise Timing

Subtitles are automatically synced to speech with frame-accurate timing for a professional result.

Export Options

Export subtitles as SRT, VTT files or burn them directly into your video for universal compatibility.

Fast Processing

Generate subtitles for an entire video in minutes, saving hours of manual transcription work.

Frequently Asked Questions

Find answers to common questions about this tool.

Upload your video and our AI speech recognition engine transcribes the spoken content, generates time-synced subtitles, and overlays them on your video automatically.