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 Make Clips for Instagram Reels: Step-by-Step Guide

To make clips for Instagram Reels, cut 15-60 second vertical videos with captions, a strong hook, and a clear payoff. Here’s how to create Reels-ready clips from longer videos.

1. Choose and Prepare Your Source Video

Select the longer video you want to clip. This could be a podcast, interview, livestream, or lecture. Make sure your footage is high quality and that the best moments are easy to identify.

2. Identify the Best Moments

Look for sections with a strong opening line that grabs attention.
Pick clips with a clear message, story, or payoff within 15-60 seconds.
Note timestamps of these moments, or use an AI clipping tool like Vidulk to automatically find highlights.

3. Reframe and Edit for Vertical Format

Instagram Reels require a 9:16 vertical aspect ratio. Crop or reframe your footage so the subject stays centered.
If your source video is horizontal, use editing software or Vidulk’s AI to automatically reframe to vertical.

4. Add Captions and Polish

Bold, accurate captions increase engagement and accessibility.
Use clear, readable fonts and keep text within safe margins.
Consider adding trending audio if it fits your content, but ensure you have rights to use it.

5. Export and Upload

Export your clip in high quality with a vertical 9:16 aspect ratio.
Upload to Instagram Reels, add a catchy description, and relevant hashtags.
Test different clips to see which get the most engagement.

Vidulk can help you streamline this process: paste your long video, let its AI find the best moments, and automatically generate vertical, captioned clips ready for Instagram Reels.

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

Try Vidulk

FAQ

How long should Instagram Reels clips be?

Instagram Reels clips should be between 15 and 60 seconds for best results and maximum reach.

How do I convert horizontal videos to vertical for Reels?

Reframe your footage to a 9:16 aspect ratio, centering the subject. Vidulk can automatically reframe horizontal videos for you.

Do Instagram Reels need captions?

Captions are not required but strongly recommended. They boost engagement and make your content accessible to viewers watching without sound.

Can I make Reels clips from podcasts or interviews?

Yes. You can clip highlights from podcasts, interviews, or lectures. Vidulk can help by automatically identifying and clipping the best moments.

What’s the easiest way to make multiple Reels clips from a long video?

Use an AI video clipping tool like Vidulk to quickly generate several short, vertical, captioned clips from your longer footage.