How to Convert Long Video to TikTok Clips with AI Automatically
Turn hour-long videos into viral TikToks in seconds. Our AI finds the best hooks, crops to vertical, and adds captions for you.
How it works
AI clipping tool that finds the best moments, reframes, adds captions and turn them into ready-to-share viral clips in few minutes.
Upload and analyze highlight
Upload your long-form video or paste a link. Our AI instantly analyzes content to find viral moments using AI highlight detection
Get clips with auto caption
Receive perfectly trimmed clips with accurate, animated auto-generated captions & subtitles automatically.
Export and auto schedule post
Customize Visuals & Branding and export high-quality clips and use social video scheduler to publish them directly to TikTok, Reels, and Shorts.



The Power of Converting Long Video to TikTok AI Style
TikTok is built for speed and high-energy storytelling. If you're still trying to manually trim long video for tiktok online, you're losing the race against the algorithm.
Short Attention Spans
You have 3 seconds to catch a viewer's interest. Long videos waste time on intros. Our AI finds the "Hook" instantly.
Vertical Dominance
99% of TikTok users watch on mobile. Landscape videos with black bars won't get views. Use AI to crop perfectly.
Our Best AI Clipper for Long Videos to TikTok Process
Transform your hours of footage into days of viral content automatically.
1. Find Hooks
AI scans for high-energy, viral-worthy moments.
2. Trim & Segment
Automatic cuts that keep the flow perfect.
3. Reframe to Vertical
Smart 9:16 cropping focusing on the speaker.
Built for TikTok Growth
Vertical Ratio
Convert any video format to native 9:16 vertical.
Caption Styling
High-contrast, animated captions that boost watch time.
Clip Length Control
Choose between short teasers or long storytelling clips.
The Guide: Why This is the Best AI Clipper for Long Videos to TikTok
Social media strategy in 2024 is about volume and quality. But how do you achieve both without a full-time editing team? You use an ai clipper for long videos to tiktok that understands what people actually stay to watch.
When you convert long video to tiktok ai style, you're not just making a video shorter. You're isolating the most engaging three seconds to use as a "hook," ensuring the subtitles are perfectly timed, and framing the speaker so they are the center of attention. This is why automated tools are becoming the industry standard.
Tips to Trim Long Video for TikTok Online Effectively
Most creators fail on TikTok because they try to "summarize" their whole video. Instead, you should aim to trim long video for tiktok online by focusing on one single point or story.
With CrabCut, you can generate 10+ clips from one single source video. This allows you to test different angles, hooks, and captions to see what the algorithm prefers. It's not just a tool; it's a data-driven content laboratory.
Everything you need to go viral.
Crabcut provides a comprehensive suite of AI-powered tools to transform your content strategy. Try the quality of our AI-powered tools for free.
Auto Clip Generator
Extract the best moments automatically. Our AI video clipper detects viral hooks to maximize audience retention.
AI Captions Generator
Styled, accurate, and customizable. Generate auto-captions in 99+ languages to skyrocket your video reach.
Auto Reframe
Optimized for TikTok, YouTube Shorts, Instagram Reels. Intelligent face tracking keeps subjects centered in 9:16 format.
Social Media Scheduler
Plan and publish at peak times. Streamline your social media workflow with effortless cross-platform auto-posting.
Custom Branding
Add logos, background music, and styles. Build a cohesive brand identity with custom watermarks and saved templates.
AI B-roll videos
Upload your file or add from stock media library. Enrich visual storytelling with smart B-roll matching and dynamic transitions.
Perfect For
Podcasts
Turn 1 hour episodes into 15 TikTok clips.
Interviews
Highlight the best insights and quotes.
Tutorials
Create bite-sized educational snippets.
Frequently Asked Questions
Scale Your TikTok Content
Don't spend hours editing. Let AI build your TikTok presence.
Convert to TikTok