Generate B-Roll for your videos with AI

Increase your video engagement by 25% by adding high-quality stock footage B-Rolls from Storyblocks.

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Generate royalty-free videos B-roll with AI

Become a wizard in content creation by generating stunning B-rolls for your video in only one click. The ā€œMagic B-rollsā€ feature is a revolution in the video editing industry;Ā  donā€™t miss out! šŸ˜‰
4.5 millions free-to-use B-rolls available
B-roll generation with an accuracy of 99%
Support of 50+ languages
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Import your own B-roll easily

Do you need to add the B-rolls youā€™ve recorded and then create great transitions? Good news, this is possible on Submagic. Start making your video unique in 2 click.
Upload your licensed B-Roll in one minute
Easy-to-use and friendly interface
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Add transitions and sounds effects to B-roll

Once B-rolls are added, your goal is to create a seamless switch between your A-roll and B-roll. That's why you need transitions and sound effects! At Submagic, they are added automatically! šŸ¤
Generate 8+ trendy sound effects
Add fancy transitions between your clips
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How to generate B-roll with AI using Submagic

1. Upload your video and find the ā€œB-rollsā€ page
Upload your video and wait for the captions generation, which takes 1 minute. Then, click on the ā€œB-rollsā€ page.

2. Click on ā€œMagic B-rollsā€
The ā€œMagic B-rollsā€ button adds b-rolls in a few seconds, with transitions. You can still manually add B-rolls by clicking on the ā€œ+ā€ sign in the subtitle line you want!

3. Download your video
Once done, youā€™re good to go. Click on ā€œexportā€ at the top right of your screen. As easy as that!
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Top 3 reasons why you should absolutely add Magic B-rolls to your videos

Imagine watching a horror movie with primary footage only. This means not seeing where the danger comes from, no dramatic tension, and no storytelling. Boring, isnā€™t it?
Well, it can be the same with your videos. šŸ¤”
ā€
1- Avoid monotony
B-Rolls refer to the secondary footage; they are on your video to add depth and context to your message. Highlighting key moments, Magic B-Rolls boost dynamism and increase viewer retention. They prevent monotony and keep your audience engaged.
2- Highlight key points
Magic B-rolls are a powerful tool to highlight critical points in your message. Rather than relying solely on verbal communication, a B-roll emphasizes key concepts and allows a better understanding of your audience. šŸ”„

3- Add contextual visuals
B-rolls can offer additional information whether you're telling a story, explaining a concept, or narrating a journey. Those are called contextual B-roll footage. This visual context contributes to a more immersive and enjoyable viewing experience, creating a stronger connection between your content and the audience.
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Have questions?

Can I add transitions to my own B-rolls?

Sure thing! Add your own B-roll, and then you can choose the transition you want to create a dynamic switch.

Is Submagic a free AI B-roll generator?

Yes! You can use this feature for free! Simply upload your video and go to the ā€œB-rollsā€ page.