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 Clip on Webinar: Built-in Methods and Advanced Options

Webinar platforms usually do not offer a built-in clip button. Here’s how to extract the best moments from your recorded webinars, plus how to create polished vertical clips for social media.

How to Clip on Webinar: Built-in Options, Limits, and Better

Does Webinar Offer a Built-in Clip Feature?

Most webinar platforms (like GoToWebinar, WebinarJam, or Zoom Webinar) do not provide a native clip button for extracting short highlights directly from the session. You typically must record the session in full and edit clips afterward. Some may let you trim the start/end of recordings, but not select and export short highlights.

How to Save or Record Your Webinar Session

Host Download: If you hosted the webinar, download the full session recording from your platform's dashboard.
Screen Recording: If download isn’t available, use screen recording software (like OBS Studio or your device’s built-in screen recorder) to capture the session in real time.

Making Better Clips: Vertical, Captioned, and Social-Ready

Use Vidulk’s AI Clipper: Install Vidulk for iOS or Android. Import your webinar recording (MP4 or supported formats).
AI-Powered Highlights: Vidulk’s AI finds the sharpest tips, key demo moments, and Q&A answers - no manual scrubbing needed.
Vertical Split View: Crop slides and speaker into a vertical split, perfect for TikTok, Reels, and Shorts.
Automatic Captions: Export clips with accurate captions for accessibility and engagement.

Tips for Effective Webinar Clips

Pick moments with clear value: actionable advice, live demos, or audience Q&As.
Keep clips concise (15 - 60 seconds) for social platforms.
Always review and trim AI-generated clips for accuracy before posting.

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

Does Webinar have a built-in clip button?

Most webinar platforms do not offer a built-in clip button. You need to record the session and edit clips manually or with third-party tools.

How can I record a webinar if there’s no download option?

Use screen recording software like OBS Studio or your device’s built-in screen recorder to capture the session as it plays.

How does Vidulk help make better webinar clips?

Vidulk’s AI Clipper finds key moments in your webinar recording and exports them as vertical, captioned clips ready for social media.

Can I make vertical split clips showing slides and the speaker?

Yes. Vidulk can crop and arrange slides and speaker video into a vertical split view, ideal for TikTok, Reels, and YouTube Shorts.

What’s the best length for webinar clips on social media?

Clips between 15 and 60 seconds work best for TikTok, Instagram Reels, and YouTube Shorts.