Vidulk is an AI-powered mobile app for iOS and Android that turns long videos and audio into viral short-form clips. It also includes an AI image studio and professional caption editor.

How does AI clip detection work?

Import a video or paste a link — Vidulk transcribes the audio using AI speech recognition that supports 99 languages, then analyzes the transcript to find the most engaging moments. Each clip is scored by virality potential and categorized as Insight, Story, Funny, Tactical, Controversial, or Emotional.

What languages does Vidulk support?

Vidulk supports speech recognition in 99 languages including English, Spanish, French, German, Korean, Japanese, Chinese, Arabic, Hindi, Portuguese, and many more. The app interface is available in over 30 languages. Language is detected automatically.

What caption and editing features are available?

Vidulk includes 7 caption styles (Highlight, Karaoke, Typewriter, Minimal, Bold Pop, Gradient, and more), customizable fonts, colors, and animations. Export in multiple aspect ratios (9:16 for Shorts/Reels, 1:1 Square, 4:5 Portrait, 16:9 Landscape) at up to 4K resolution.

What is the AI Image Studio?

AI Studio lets you generate thumbnails and images from text prompts with 6 artistic styles including Realistic, Illustrated, Abstract, Minimalist, Anime, and Watercolor. It also includes an Image Enhancer that upscales images 2x or 4x. All processing happens on-device for privacy.

What content types does Vidulk work with?

Vidulk is optimized for podcasts, YouTube videos, interviews, lectures, gaming highlights, vlogs, music, sports, and news content. Import from YouTube, TikTok, Instagram, Twitter/X, Facebook, or upload directly from your camera roll.

Does Vidulk work with long videos?

Yes. Vidulk handles videos of any length. Short videos are processed on-device, while longer videos (over 5 minutes) are processed using server-side AI for faster and more reliable results.

What platforms is Vidulk available on?

Vidulk is available on both iOS (App Store) and Android (Google Play Store). The app interface is available in over 30 languages.

Yes. Video transcription and AI image processing happen on-device. Your videos are not stored on external servers permanently. You can delete your account and all data at any time from the app settings.

Can I use Vidulk for audio-only content like podcasts?

Yes. Vidulk fully supports audio-only content. Import MP3, M4A, WAV, or other audio files. AI detects the best moments and you can add AI-generated background images or choose from 1,200+ built-in backgrounds to create video clips from audio.

Can Vidulk remove captions or subtitles from videos?

Yes. Vidulk includes AI-powered caption removal that automatically detects and removes burned-in captions and subtitles from your videos before clipping. It works best with dynamic/moving captions like those on TikTok, Reels, and YouTube. Enable it with a simple checkbox when importing your video. Processing takes 7-20 minutes and uses additional credits based on video length.

How do I export clips from Vidulk?

After editing, choose your aspect ratio (9:16, 1:1, 4:5, or 16:9), resolution (720p, 1080p, or 4K), and export. Clips are saved directly to your Photos library and can be shared instantly to any platform.

How to Turn Facebook Live Recordings into LinkedIn Clips

To repurpose a Facebook Live video for LinkedIn, download your recording, then use Vidulk’s AI clipper to create short, vertical, captioned clips that fit LinkedIn’s specs.

Facebook Live to LinkedIn Clips - How to Create Vertical

Step 1: Download Your Facebook Live Recording

First, access your Facebook Live video in Creator Studio or Meta Business Suite. Download the full recording in the highest available quality. Most Facebook Live videos are in 16:9 landscape, but some may be vertical (9:16). Save the file to your device for editing.

Step 2: Understand LinkedIn Video Specs

Maximum length: 15 minutes per video
Accepted aspect ratios: Any from 1:2.4 to 2.4:1 (includes 9:16 vertical, 4:5, 1:1 square, 16:9 landscape)
Resolution: From 256x144 up to 4096x2304 (common vertical: 1080x1920)
Captions: LinkedIn offers auto-captions you can toggle during upload, but adding your own ensures accuracy

Step 3: Use Vidulk’s AI Clipper to Create LinkedIn-Ready Clips

Open the Vidulk app (iOS or Android). Import your Facebook Live recording. Vidulk’s AI analyzes the video and automatically selects the most engaging moments. Choose vertical format (9:16) for mobile-friendly LinkedIn clips, or select another aspect ratio within LinkedIn’s accepted range. The app reframes and resizes the video, and adds captions directly to each clip. Export your finished vertical clips, ready for LinkedIn upload.

Step 4: Upload and Caption on LinkedIn

Go to LinkedIn and start a new post
Upload your exported Vidulk clip
Enable LinkedIn’s auto-captions if you want an extra caption layer
Write a clear post description and add relevant hashtags

Review your post after publishing to ensure the video displays correctly and captions are visible.

Vidulk's AI clipper (free to start, iOS + Android) finds the best moments in a long video and exports captioned vertical clips sized for the destination.

Try Vidulk

FAQ

How do I download a Facebook Live video for editing?

Go to Creator Studio or Meta Business Suite, find your Live video, and click Download to save the recording in MP4 format.

What’s the best aspect ratio for LinkedIn clips?

LinkedIn accepts vertical (9:16), square (1:1), and landscape (16:9); vertical 9:16 works well for mobile viewers.

Does Vidulk add captions to my LinkedIn clips?

Yes, Vidulk’s AI clipper generates captions and burns them into your vertical clips during export.

Can I use LinkedIn’s auto-caption feature as well?

Yes, you can toggle auto-captions during the LinkedIn upload process for another caption layer if desired.

Is Vidulk available for desktop?

Vidulk’s AI clipper is currently available as a free-to-start app for iOS and Android devices.