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Everything you need to know about using AutoSubtitles.

Getting StartedAdd AI subtitles to your video in under a minute: upload it, fix any words, pick a caption style and export, all in your browser with no signup.
Supported FormatsThe video formats AutoSubtitles opens (MP4, MOV, WebM, MKV, AVI, HEVC), the aspect ratios it handles, and the subtitle files you can export.
License Keys & PremiumHow AutoSubtitles premium licenses work — activation, features, and management.
Export OptionsHow to export your subtitled video — burned-in video, SRT, and VTT formats.
TroubleshootingSolutions to common issues with AutoSubtitles — video loading, transcription, export, and more.

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Features

Auto caption generator
Subtitle translator
Animated captions
Add subtitles to video
SRT generator
Custom caption fonts
TikTok captions
Instagram Reels subtitles
YouTube subtitles

Compare

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vs HappyScribe

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Guides

How to add subtitles to a video
What is an SRT file?
Open vs closed captions
Closed captions vs subtitles
What are SDH subtitles?
Captions on TikTok videos
Subtitles on Instagram Reels

Resources

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AI subtitle generator
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