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 a YouTube Video Into Shorts: A Practical Guide

To turn a YouTube video into Shorts, select engaging moments under 60 seconds, reframe for vertical, and add captions and a strong hook. Here’s how to do it efficiently.

Turn a YouTube Video Into Shorts: Step-by-Step Guide

1. Pick the Right Source Video

Start by choosing a YouTube video with clear, self-contained segments that work well on their own. Interviews, podcasts, tutorials, and livestreams often contain highlight moments perfect for Shorts.

2. Identify Highlight Moments

Scan the video for moments with strong hooks, reactions, or concise tips.
Look for segments that make sense without extra context.
Use an AI clip generator like Vidulk to automatically detect and suggest the best moments to clip, saving you time.

3. Trim and Format for Shorts

Cut the chosen segment to under 60 seconds - Shorts must be 60 seconds or less.
Reframe the video to a 9:16 vertical aspect ratio for optimal viewing on mobile platforms.
Vidulk can automatically reformat clips for you, ensuring they’re ready for TikTok, YouTube Shorts, and Reels.

4. Add Captions and a Hook

Open with a compelling first second to grab attention.
Add bold, easy-to-read captions to increase engagement and accessibility.
Vidulk can auto-caption clips, making your Shorts more effective and shareable.

5. Export and Upload

Export your finished Short in a compatible format (MP4 is standard).
Upload directly to YouTube Shorts, TikTok, or Instagram Reels.
Use relevant titles, descriptions, and hashtags to maximize reach.

Skip the manual editing - Vidulk's AI finds and cuts the best moments into ready-to-post clips. Free to start.

Try Vidulk

FAQ

What is the ideal length for a YouTube Short?

YouTube Shorts must be 60 seconds or less. Aim for 15-30 seconds for best engagement.

How do I make my Shorts vertical?

Reframe your clip to a 9:16 aspect ratio. Tools like Vidulk can automatically convert your video to vertical format.

Can I add captions automatically?

Yes, Vidulk can generate captions for your clips, making your Shorts more accessible and engaging.

Do I need editing skills to create Shorts?

No advanced editing skills are needed. AI tools like Vidulk automate clipping, reframing, and captioning for you.

Is Vidulk free to use?

Vidulk offers starter credits to get you going. For higher throughput, paid options are available.