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.

Discord Call or Stream to X (Twitter) Clips: Step-by-Step Guide

To share highlights from a Discord call or stream as short, vertical clips on X (Twitter), you’ll need to record, edit, resize, and caption your video to match X’s requirements. Vidulk’s AI clipper can automate much of this process.

Discord Call / Stream to X (Twitter) Clips: How-To

1. Capture Your Discord Call or Stream

Discord does not offer built-in tools for clipping voice calls or streams. To capture your content:

Use OBS Studio (free) to record your Discord call, stage, or screen-share stream.
Alternatively, use Discord’s native 'clip' feature if available in your server, but note its limitations.
Export your recording as an MP4 file for editing.

2. Understand X (Twitter) Video Requirements

Before editing, ensure your clip matches X’s specs (as of August 2026):

Length: Non-Premium: up to 2:20 (140 seconds); Premium: up to 4 hours (see X for details).
Aspect Ratio: Recommended 16:9 (landscape or portrait) or 1:1 square. Accepted from 1:3 to 3:1.
Resolution: 1280x720 (landscape), 720x1280 (portrait), or 720x720 (square).
Captions: X supports SRT subtitle files on web uploads.

3. Turn Long Discord Recordings into Short Clips

Manual editing is possible with any video editor, but it’s time-consuming. Vidulk’s AI clipper (free to start, iOS and Android) lets you:

Upload your Discord recording (audio or video).
The AI finds the best moments and generates short, vertical or square clips sized for X.
Auto-adds captions burned into the video, or you can export SRT files for X’s web upload.

This saves time and ensures your clips meet platform requirements.

4. Export and Upload to X (Twitter)

Export your final clip from Vidulk in vertical (9:16), landscape (16:9), or square (1:1) format, as needed.
Keep the file size reasonable for X’s upload limits (1280x720 or 720x1280 recommended).
On X’s web platform, attach an SRT subtitle file if you want selectable captions.
Post your clip directly to X, rather than back into Discord (which has a 20 MB upload cap).

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 clipping?

Use OBS Studio to record your Discord call or stream, or use Discord’s limited native 'clip' feature if available. Export the file as MP4.

What video format and size does X (Twitter) accept?

X recommends 16:9 or 1:1 aspect ratios, resolutions like 1280x720 (landscape), 720x1280 (portrait), and 720x720 (square). Max length: 2:20 for non-premium users.

Can I add captions to my X (Twitter) clips?

Yes, X supports SRT subtitle files on web uploads. Vidulk can burn captions directly into your video or export SRT files.

How does Vidulk automate Discord to X clip creation?

Vidulk’s AI clipper finds the best moments in your long Discord recording and exports short, vertical or square clips with captions, sized for X.

Is Vidulk free to use for Discord to X clips?

Vidulk is free to start and available on iOS and Android. Exported clips may include a small watermark, which can be removed with a one-time code.