Free AI caption generator for engaging social media videos

Automatically generate captions in 50+ languages with our caption generator—and reach a global audience fast with accurate video captioning.

Generate My Captions For Free

4.9 out of 5

Loved by +200,000 agencies and video editors

Auto AI caption generator

Whether it’s long form or short form, content creators & influencers rely on captions to better communicate with their audience. 85% watch videos on mute across various social media platforms and this trend demands your content creation strategy to include engaging captions.

Automatically translate your captions in 50+ languages and widen your target audience.Download your transcript in various formats.

See pricing or try for free. No credit card required.

AI caption generator features

Import or upload

Upload your video or paste a YouTube URL and that’s it. Our AI is your social media expert who will find key moments and auto generate viral video clips for you.

Accurate subtitles

Auto caption videos in 50+ languages. Our subtitle generator has one of the highest accuracy ratings of all the AI tools. With accurate transcriptions, no more manually fix typos in your video content.

Caption library

Find the perfect caption style that matches your brand voice or edit a starter template. Add visuals, transitions & choose animation, & more to create compelling captions.

Multi-lingual

Automatically translate and generate captions into different languages. Appeal to a wider audience on various social media platforms and demolish language barriers and grow you global audience.

AI video editor

Streamline your editing to save hours each week. Content creators and editors love our video editor. Transitions, B-rolls, Gifs, your entire workflow, easily accessible—or can be automated.

Export

Export your AI generated video in high quality, ready for the world, without any watermark. Engaging videos have never been easier to create, at scale. Hashtags hook title, & descriptions are also auto generated, all you have to do is copy and paste.

More than automatic captions

More than just a powerful AI caption generator. Features built for video creators.

Auto Subtitles

Generate your subtitles in minutes. Add animated emojis, colors, and GIFs

Auto B-Roll

Add royalty-free B-Roll to your video or import your own clips in one click.

Auto Transitions

Create smooth transitions between B-rolls, animate emojis with sound.

Auto Zoom

Generate 5-star transitions between clips to create dynamic videos.

Auto Cut

Remove all silence from your video with a wave of a magic wand.

Image & GIFs

Energize your video by adding images and GIFs with just one click

Sounds Effects

Add sound effects to create an atmosphere & highlight key moments.

Music Background

Add a music background to your video in seconds as the cherry on top.

Description

Generate a description & hashtags for optimizing your videos on social media.

Magic Clips

Create short, engaging video clips from your longer content with just a few clicks.

Clip Maker

Extract and enhance the best moments from your videos for maximum impact.

How AI caption generator works

Use our free AI caption generator to level up your social media—and scale your business.

Generate My Captions For Free

Watch Submagic demo

See how to use Magic Clips

1. Upload

Upload your video or paste a YouTube video link.

2. Magic

Ai powered tool automatically identifies key moments with high virality score & generates multiple clips.

3. Customize

Add social media captions, tweak clips, fonts, and its ready to share in just minutes.