How to Turn Long YouTube Videos into Viral Short-Form Clips with Klap

Repurposing long-form video content into short-form clips is one of the most effective strategies for growing your audience on TikTok, Instagram Reels, and YouTube Shorts. But manually watching, clipping, reframing, and captioning videos is incredibly time-consuming. Klap automates this entire process with AI, letting you produce a week’s worth of short-form content from a single long video in under 10 minutes.

Here’s how to use Klap to transform your long videos into viral-ready short clips.

Step 1: Sign Up and Connect Your YouTube Channel

Visit klap.app and create your account. The free plan lets you process a few videos to test the tool. For higher volume, upgrade to a paid plan. Once signed in, you’ll see a clean dashboard with a single input field — paste any YouTube URL to get started.

Step 2: Paste Your YouTube Video URL

Find the long-form video you want to repurpose — this could be a podcast episode, a tutorial, a webinar, or any video over 5 minutes. Copy the YouTube URL and paste it into Klap’s input field. Click Generate Clips and Klap will begin analyzing your video. This typically takes 3-5 minutes depending on video length.

Step 3: Review AI-Selected Clips

Once processing is complete, Klap presents you with a list of short clips ranked by viral potential. Each clip shows a preview, the timestamp range, and a brief description of the topic. You can watch each clip directly in the browser to evaluate quality. The AI typically selects 10-15 clips from a 30-minute video, giving you plenty of options.

Step 4: Customize Captions and Reframing

For each clip you want to keep, click into the editor. Here you can adjust the caption style — choose from several animated templates that highlight words as they’re spoken. You can also manually adjust the vertical framing if the face tracking didn’t perfectly center your subject. Klap’s face tracking is generally accurate, but manual tweaks ensure perfection for key clips.

Step 5: Add Branding and Polish

Upload your logo and set your brand colors in the settings. These will be applied to all clips automatically. You can also adjust the clip’s start and end points if you want to trim a few seconds. For talking-head content, Klap sometimes adds a zoom effect on key moments — you can toggle this on or off per clip.

Step 6: Export and Schedule

Click Export on each finalized clip to download it as an MP4 file. Klap exports in 1080×1920 resolution, optimized for TikTok, Reels, and Shorts. Upload directly to your social platforms or use a scheduling tool like Buffer or Later to plan your posting cadence. A good strategy is to post one clip per day from the same source video, creating a content series that keeps viewers coming back.

Step 7: Track Performance and Iterate

After posting your clips, monitor which ones perform best. You’ll notice patterns — certain topics, hooks, or speaking styles consistently generate more views. Use these insights to inform your long-form content strategy, creating videos that are more likely to produce high-performing clips. Over time, this feedback loop dramatically improves both your long-form and short-form content performance.