Editing short-form videos doesn’t have to take hours. Submagic is an AI-powered editor designed to speed up TikTok, Reels, and YouTube Shorts creation. It handles trimming, captions, B-roll, zooms, and exports in one place. This guide walks you through how it works, what each feature does, and why it matters for creators.
Key Takeaways
- Submagic trims silences and filler with one click.
- Auto-captions generate fast and let you customize fonts, colors, and styles.
- You can drop in B-roll footage or images to keep content engaging.
- AI zooms highlight key moments without manual editing.
- Export options let you download in 1080p and share directly.
If you want fast, polished videos without learning complex editing software, Submagic is worth it.
How Submagic Editing Works
Submagic focuses on speed and simplicity. Instead of learning dozens of editing tools, you upload a clip, clean it up with AI, and export. The workflow is six main steps:
- Upload your clip in vertical format.
- Trim silences and awkward pauses.
- Auto-generate captions and style them.
- Add B-roll or visuals to keep attention.
- Let AI zoom into key points.
- Export and post.
Uploading Your Video
- Go to Submagic’s site.
- Drag and drop your video or click to upload.
- Vertical format (1080×1920) works best for TikTok, Reels, and Shorts.
- Name your project and select your language.
Bottom line: Start with a clean vertical file for the smoothest results.
Trimming: Remove the Fluff
- Submagic auto-detects silences and filler.
- Cut pauses, “uhs,” and dead air in seconds.
- Works like editing text—highlight and delete.
Why it matters: Viewers stay engaged. Quick pacing is everything in short-form.
Captions: Add Style Fast
- Auto-captions with high accuracy across multiple languages.
- Choose fonts, colors, effects, and emoji.
- Edit any line directly in the tool.
Why it matters: Captions boost retention and help reach global audiences.
B-Roll: Keep It Dynamic
- Drop in stock footage, GIFs, or your own clips.
- Add visuals when explaining a point.
- Keep clips short so they don’t distract.
Why it matters: B-roll breaks monotony and makes videos feel professional.
Zooms: Focus on Key Moments
- Submagic auto-zooms on phrases and emotions.
- Subtle push-ins emphasize reactions.
- No need for manual keyframes.
Why it matters: Movement keeps attention and signals importance.
Exporting: Share Anywhere
- Export in 1080p for all major platforms.
- Save to your computer or post directly.
- Options for different resolutions if needed.
Why it matters: High-quality exports ready to upload save time.
Which Features Creators Use Most
- Fastest handoff: Trimming silences.
- Biggest engagement boost: Styled captions.
- Most professional polish: B-roll and auto-zooms.
Your actual workflow depends on your content style.
Pricing Snapshot
- Free plan: Limited exports and features.
- Paid plans: Unlock more caption styles, longer videos, and extra exports.
- Cost is cheaper than most pro editing suites.
Quick Checklist Before You Export
- Record in vertical 1080×1920 format.
- Cut filler words and pauses.
- Style captions to match your brand.
- Add short B-roll cutaways for engagement.
- Check auto-zooms and adjust if needed.
- Export in 1080p and upload to your platform.
Recommendation
Use Submagic if you want to speed up editing for TikTok, Reels, or Shorts without learning complex software. The AI tools handle most of the boring work captions, trimming, and zooms while you focus on content.
It won’t replace high-end editors for cinematic projects, but for social clips, it’s one of the fastest ways to level up quality.