David Zitoun
Co-founder
AI-powered short-form video editor — auto-captions, B-roll, sound effects, and transitions for TikTok, Reels, and Shorts.

Submagic is an AI video editor built specifically for short-form content. Upload a raw clip and Submagic auto-generates animated captions, suggests B-roll matched to your script, adds zoom transitions and sound effects, and outputs a finished clip sized for TikTok, Reels, and Shorts. Designed for creators who post daily and need to compress their editing time from hours to minutes.
Supports 70+ languages and works directly in the browser — no desktop install required.
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