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.

Funny, Harmless Fake Messenger Chat Prank Ideas for Videos

Creating a staged fake Messenger chat for a harmless prank video is easy and fun with Vidulk’s free online generator. Follow these steps to make entertaining, safe content.

Start from a template

All templates →

Fake Chat Video Generator

Build a realistic conversation, then download it as a video (with typing + sounds) or a screenshot. Free, in your browser — nothing is uploaded.

Platform

Contact nameStatus lineChat timestampAvatar (optional)

Dark modeRead receipt (Seen)

Messages

You up? I have to tell you something 😳
It's 2am… this better be good
You will NOT believe what just happened

9:41

Alex

Active now

Today 2:02 PM

You up? I have to tell you something 😳

It's 2am… this better be good

You will NOT believe what just happened

vidulk.com

Video pacing

Remove the watermark

Made by Vidulk — the AI app that turns long videos into viral clips.

Funny, Harmless Fake Messenger Chat Prank Ideas for Videos

1. Choose a Harmless Prank Idea

Wrong-Number Mayhem: Pretend someone texts the wrong person and confusion ensues.
Autocorrect Fails: Script a series of hilarious autocorrect mistakes.
Pet Texts: Imagine your dog or cat is messaging you silly things.
Over-the-Top Parent: An exaggerated parent sends wildly out-of-touch messages.
Opinionated Delivery Driver: A delivery driver texts their thoughts about your order.

2. Script Your Conversation

Write your prank chat in a text editor. Keep it short, funny, and end on a punchline or reaction. Make sure it’s obviously staged and never impersonates a real person or fakes a threat.

3. Use Vidulk’s Free Fake Messenger Chat Generator

Go to the embedded Messenger fake chat generator on this page.
Choose the Messenger style: blue (or gradient) sent bubbles, grey received bubbles, small round avatar beside received messages, and the authentic 'Delivered'/'Seen' indicators.
Enter the contact name and set the header to 'Active now' for realism.
Paste your script, assigning each message to the sender or receiver as needed.

4. Export as Video or Screenshot

Preview your chat to ensure it looks right and the jokes land.
Export as an animated MP4 video or a static PNG screenshot. Both options are free with a small watermark.
If you want to remove the watermark, use a one-time code.

5. Share and Caption Your Prank

Upload your exported chat video or screenshot to TikTok, YouTube Shorts, Instagram, or any platform. Add a clear caption that this is a staged, fake chat for entertainment, not to deceive or impersonate anyone.

Make it now - the free generator is on this page, preset to this platform. Export as video or screenshot.

Try Vidulk

FAQ

Is it free to make fake Messenger chat videos with Vidulk?

Yes, Vidulk’s online Messenger chat generator is free to use, with exports in MP4 or PNG format and a small watermark.

Do I need to download an app or sign up?

No app or signup is required. The generator works entirely in your browser.

Can I remove the watermark from my export?

Yes, you can remove the watermark with a one-time code after exporting your video or screenshot.

Is it okay to use real people’s names or photos?

No, always use fictional names and images. Vidulk’s tools are for entertainment, skits, memes, and mockups only.

How do I make my prank chat look realistic?

Use Messenger’s blue and grey bubbles, add a round avatar, set the contact name, and include 'Delivered' or 'Seen' indicators for authenticity.