Edit short-form video 10x faster with AI-powered captions, B-roll, and automated cuts.
Go from raw footage to publish-ready social clips for TikTok, Reels, and Shorts in one click.
Zekai Verdict
- What is it?
- Submagic is an AI video editor designed for speed, automating the creation of short-form content for social media.
- Best for
- Best for video teams and solo creators focused on rapidly producing and repurposing content for TikTok, Instagram…
- Not ideal for
- Magic Clips feature is a paid add-on for Starter and Pro plans.
- Price
- $12/member/month
- Zekai Score
- 9/10
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See all 100 AI tools for Video Editors →For video production professionals needing to create short-form content at scale, Submagic is one of the best AI tools available. Its key strength is speed, automating tedious tasks like adding dynamic captions (with 99% accuracy), inserting B-roll, and using its 'Magic Clips' feature to pull multiple viral moments from a single long video. This allows editors to increase output by a claimed 10x, making it ideal for agencies and social media teams.
Your workflow, automated
Before & After
Manually transcribing, captioning, and cutting hours of footage into short social clips.
3-4 hours per clipAutomatically generate dozens of captioned, B-roll-enhanced shorts from a single long video in minutes.
Under 15 minutes per clipTry it with these prompts
Copy any prompt and paste it directly into the tool.
Input your raw video footage or a YouTube link. Submagic will automatically add viral caption styles in 123 languages with 99% accuracy to boost views and retention.
Upload your long-form video content. Submagic's Magic Clips feature will extract key moments and automatically cut clips to repurpose your video into multiple shorts for different platforms.
Use AI avatars to generate videos without filming. Ensure your content stays on brand by customizing with logos and brand assets within the collaborative workspace.
Trusted by 4M+
Works with your existing stack
How it compares
Submagic vs. Descript: Submagic is purpose-built for speed in creating short-form social video. Its workflow is optimized for one task: turning footage into captioned, B-roll-enhanced clips for TikTok, Reels, and Shorts as fast as possible. Its 'Magic Clips' feature is a key differentiator for repurposing. Descript is a more comprehensive all-in-one editor, combining video editing with powerful transcription, screen recording, and podcasting tools. Choose Submagic for maximum velocity in a social video workflow. Choose Descript if you need a single tool to handle your entire content production process, from recording to final edit.
Is it worth it?
Why Video Editing & Production choose this tool
Key Use Cases
Submagic excels at automating the most time-consuming aspects of short-form video editing, particularly captioning and clip selection. Its text-based editor and AI B-roll are significant time-savers for high-volume workflows. The main trade-off is a potential loss of fine-grained creative control compared to traditional NLEs, making it a powerful tool for speed and scale rather than intricate, bespoke edits.
Frequently asked questions
What is the best AI tool for editing short-form video for social media?
Which AI can automatically add captions and B-roll to my videos?
How does Submagic speed up video editing compared to traditional software?
Can I turn a long video into multiple shorts?
How accurate are the automatic captions?
Can my team collaborate on video projects?
Last reviewed:
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Take it with you
- What is Submagic and how its AI can save you 10+ hours per week.
- The power of text-based editing vs. traditional timelines.
- Using 'Magic Clips' to turn one podcast into a week's worth of content.
- Best practices for AI-generated captions and B-roll that boost retention.
- Setting up your Brand Kit for consistent, on-brand videos every time.
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About Submagic
Full Description
Submagic is an AI video editor designed for speed, automating the creation of short-form content for social media. It transforms raw footage into publish-ready clips by adding dynamic captions, inserting relevant B-roll, removing silences, and identifying key moments automatically. It's built for video professionals and teams looking to scale production for platforms like TikTok, Reels, and YouTube Shorts.
Editorial Verdict
Submagic excels at automating the most time-consuming aspects of short-form video editing, particularly captioning and clip selection. Its text-based editor and AI B-roll are significant time-savers for high-volume workflows. The main trade-off is a potential loss of fine-grained creative control compared to traditional NLEs, making it a powerful tool for speed and scale rather than intricate, bespoke edits.
