Submagic
AI-powered captions, B-roll, and viral clip extraction for short-form video
Founded
2023
Starting Price
$0
Category
AI Video Generation
Last updated March 19, 2026
About Submagic
Submagic is an AI-powered short-form video editing platform that specializes in generating animated captions, inserting contextual B-roll, removing silences, and extracting viral clips from longer content. With 98.8% caption accuracy across 48+ languages and a library of trending caption styles, it helps content creators produce polished social media videos in minutes rather than hours.
Pros & Cons
Pros
- Best-in-class animated caption styles that match trending social media aesthetics
- Magic Clips V2 automatically finds viral-worthy moments from long videos with AI scoring
- 98.8% caption accuracy across 48+ languages is among the highest in the market
- Auto B-roll insertion adds visual variety without manual searching for stock footage
- Simple interface focused on speed — no complex timeline editing needed
Key Features
AI Animated Captions
Generates captions in 48+ languages with 98.8% accuracy, featuring word-by-word animations, color highlights, emoji insertion, and viral styling templates
Magic Clips V2
Automatically extracts 20+ potential viral clips from videos up to 2 hours long with AI virality scoring, hook detection, and intelligent scene selection
Auto B-Roll
AI inserts contextually relevant B-roll footage, stock video, and visual overlays to keep viewers engaged
Silence Removal
Automatically detects and removes dead air and awkward pauses from recordings
AI Descriptions
Generates optimized video descriptions, hashtags, and titles for social media platforms
Multi-Language Support
Full caption and translation support across 48+ languages for global content distribution
Template Library
Library of trending caption styles and video templates inspired by top-performing social content
Pricing
Free
$0
- 1 Magic Clip upload
- 3 video uploads
- AI captions
- Basic features
Starter
$20/month
Best For
Social Media Content Creation
Add trending caption styles and B-roll to talking-head videos for TikTok, Reels, and Shorts
Podcast Clip Repurposing
Extract viral moments from podcast episodes and add animated captions for social distribution
Agency Video Production
Batch-process client videos with consistent branding and caption styles at scale
Course Creator Clips
Turn webinar and course recordings into promotional short-form clips with AI-selected highlights
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7 Best AI Video Generators for Short-Form Content Creators (2026)
Best for creators who prioritize visual impact — trending caption styles and auto B-roll make clips look professionally edited in minutes.
