Submagic est le meilleur outil d'IA pour créer des vidéos courtes impactantes en quelques secondes pour les créateurs indépendants et les entreprises.
Auto Video Editor
Edit what you shoot into finished videos. Pick a style, upload your footage, and export the polished video for TikTok, YouTube Shorts, Instagram Reels, or LinkedIn.
Loved by +3 million users

Edit videos automatically in one click
AI Auto Edit generates captions from your audio, adds emojis, highlights key words, applies animations, and inserts contextual B-roll. Pick a style, upload your footage, and export a polished video in minutes.
Add zoom effects, remove silences, clean audio, and fix eye contact from the same editor.
Edit short-form videos faster
Captions and B-roll generate automatically when you upload. The Magic Tools below run with one click.
Generate captions in 50+ languages
Captions sync to your speech automatically with 98% accuracy, and you can pick from dozens of templates or customize typography, colors, and animations to match your style.


Generate AI B-roll that matches your transcript
The AI reads your transcript and inserts relevant clips from the built-in stock library or your own uploads. A simple slider controls how often B-roll appears.
Remove silences, filler words, and bad takes
Smart Trim analyzes your audio and removes dead air, filler words, and bad takes in one click, with Natural, Fast, or Extra Fast modes depending on how tight you want the edit.


Emphasize key moments with zoom
Magic Zoom adds emphasis at key moments based on your transcript, with four styles (smooth, crash, expo, linear) and AI-suggested placements you can adjust or add to manually.
Clean audio and correct eye contact
AI removes background noise and adjusts your gaze so you look directly at the camera, even when reading from a script. Both run with one click.


Save your brand kit for one-click consistency
Store your typography, colors, and caption styles once in a Brand Kit, then apply them instantly to any video for consistent output across content series or multiple clients.
How our auto video editor works
Follow three steps from raw footage to finished video.
Try AI Auto Edit Now
1. Pick a style
Choose a template like Kelly (minimal), Karl (modern), or Ella (bold). Each style sets your caption look, animations, and effects.

2. Upload your footage
Drop your video file or paste a link. Upload any standard format in any aspect ratio.

3. Export for any platform
Download in your preferred resolution and aspect ratio. Your video is ready for TikTok, YouTube, Instagram, or LinkedIn.
Who uses AI Auto Edit
AI Auto Edit serves creators and teams who want to post more without spending hours in the timeline.
Try Auto-Edit NowShort form creators
Posting daily means editing daily, and that's usually the bottleneck. Our auto video editor cuts your editing time so you can focus on filming and growing your audience.
Podcasters
Turn long recordings into polished clips with captions and B-roll already applied. Export multiple clips per episode without manual editing.
Coaches and educators
Clean captions make lessons accessible and B-roll keeps them visually engaging, without hiring an editing team. Export for any platform without hiring an editing team.
Agences
One kit per client means consistent output without recreating styles for every video. Scale production without burning out your editors.
E-commerce brands
Product demos, UGC-style ads, and social proof clips all need the same polish. Batch-edit your content library and launch campaigns faster.
Video production teams
Use our auto video editor for first cuts so your editors can focus on creative decisions. Rough cuts that used to take hours now take minutes.
More than an auto video editor
AI Auto Edit is part of Submagic's full short-form video editor.

Sous-titrage automatique
Générez automatiquement vos sous-titres en quelques minutes et personnalisez-les sans limites avec des emojis, des couleurs et des GIFs animés.

B-Roll Automatique
Ajoutez automatiquement des B-Rolls libres de droit ou importez vos propres transitions en un clic.

Transitions automatiques
Créez des transitions fluides entre vos plans en ajoutant des effets ou en animant vos emojis avec du son.

Zoom automatique
Créez des transitions 5 étoiles entre vos différentes séquences pour un effet dynamique.

Auto Cut
Supprimez les plans superflus et les silences de votre vidéo d’un simple coup de baguette magique !

Image et GIFs
Donnez du rythme à votre vidéo en ajoutant images et GIFs en quelques secondes.

Effets sonores
Ajoutez des effets sonores pour enrichir l'ambiance et mettre en valeur les temps forts de votre vidéo.

Fond musical
Ajoutez facilement une musique d'ambiance pour sublimer l’atmosphère de votre vidéo.

Génération de description
Générez une description et des hashtags pertinents pour maximiser la visibilité de vos vidéos sur les médias sociaux.

Magic Clips
Transformez instantanément vos contenus longs en plusieurs formats courts et dynamiques.

Créateur de clips
Laissez l’outil repérer et extraire les meilleurs moments de vos vidéos pour un impact maximal.

Editeur vidéo AI
Let AI enhance your videos with professional transitions and timing adjustments.

Traducteur vidéo IA
Auto translate your videos in 100+ languages with subtitles synced to your voice and style.
Auto video editor FAQ
How accurate is the AI caption generator?
The caption generator is 98% accurate across 50+ languages. The interface shows exact accuracy percentage for each video. Adjust any word inline if needed.
Can I customize the caption styles?
Yes. Start with any template or create your own. Adjust typography, colors, shadows, stroke, position, and animation. Upload custom fonts for complete brand control.
What video formats and resolutions are supported?
All standard formats are accepted. You can export from 720p to 4K in five aspect ratios: 9:16, 4:5, 1:1, 16:9, or original.
How fast is the auto video editor?
Most videos finish in under 5 minutes. Captions generate in about a minute, and B-roll and effects apply instantly.
Can I upload my own B-roll?
Yes. Use the built-in stock library, upload your own clips, or mix both.
What does Smart Trim remove?
It removes silences, filler words, and awkward pauses. Choose from Natural, Fast, or Extra Fast detection.
Can I save my own templates?
Yes. Create a Brand Kit with your typography, colors, and styles. Apply it to any video instantly.
Can I export just the subtitles?
Yes. Download as SRT file or export video with subtitles only on green or blue background.
What's the maximum video length?
Videos up to 2 hours are accepted.
How does pricing work?
You start free with limited exports. Upgrade when you need more.
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