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 Discord Calls or Streams into Facebook Reels Clips

To create Facebook Reels from a Discord call or stream, record your session, then use Vidulk’s AI clipper to generate short, vertical, captioned clips sized for Reels. Here’s how to do it efficiently and accurately.

Discord Call / Stream to Facebook Reels Clips: How-To

1. Record Your Discord Call or Stream

Discord doesn’t offer built-in tools for clipping calls or streams. To capture your content, use screen recording software like OBS Studio or, where available, Discord’s own clip feature. Make sure to record at the highest possible resolution for better quality clips. Note that Discord’s upload cap is 20 MB, so record locally and plan to share your clips on social platforms instead of uploading them back to Discord.

2. Prepare Your Recording for Facebook Reels

Facebook Reels accepts any length or format since June 2025, but vertical (9:16) is recommended for a full-screen experience.
Optimal resolution is 1440x2560 (recommended by Meta) or 1080x1920 pixels.
Landscape or square videos are accepted, but vertical looks best on mobile.

Edit your recording if needed to trim out unwanted sections before uploading to a clipper tool.

3. Use Vidulk’s AI Clipper to Automate Vertical Clips

Vidulk (iOS and Android) streamlines the process of turning long Discord recordings into short, shareable Facebook Reels clips. Upload your recording to Vidulk’s AI clipper: it automatically finds highlight moments and exports vertical (9:16) clips, sized to Facebook Reels’ recommended specs. Vidulk also adds captions to your clips, which are recommended for accessibility and engagement - especially since Facebook Reels ads do not support auto-captioning.

4. Export and Upload to Facebook Reels

Export your finished clips from Vidulk in vertical format with captions.
Upload the MP4 files directly to Facebook Reels via the Facebook app or web.
Double-check that the video displays correctly in 9:16 format and that captions are visible.

Since Facebook Reels now accepts all formats but prioritizes vertical, using Vidulk ensures your clips look their best and meet current platform specs.

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 record a Discord call or stream for Facebook Reels?

Use screen recording software like OBS Studio or Discord’s clip feature (if available) to capture your call or stream. Save the recording locally for editing.

What is the best aspect ratio and resolution for Facebook Reels clips?

Facebook Reels recommends a 9:16 aspect ratio (vertical), with 1440x2560 or 1080x1920 resolution for optimal quality.

Does Vidulk automatically add captions to Discord clips for Facebook Reels?

Yes, Vidulk’s AI clipper adds captions to your vertical clips, which is recommended since Facebook Reels ads do not auto-caption.

Can I upload landscape Discord recordings to Facebook Reels?

Yes, Facebook Reels accepts any format since June 2025, but vertical (9:16) clips look best and fill the screen on mobile devices.

Is it possible to automate the creation of short, vertical clips from long Discord recordings?

Yes, Vidulk’s AI clipper automates highlight detection and creates short, captioned vertical clips ready for Facebook Reels.