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 LINE Chat Prank Ideas for Videos

Staged LINE chat pranks are a popular way to entertain friends and family online. Vidulk's free fake LINE chat generator makes it easy to create and export your own prank conversations as videos or screenshots.

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 (Read)

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

online

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 LINE Chat Prank Ideas for Videos

How to Make a Fake LINE Chat Prank Video

Script your prank: Write a short, funny, and clearly staged chat. Choose a harmless, over-the-top scenario - never impersonate real people or create anything threatening.
Open Vidulk's fake LINE chat generator: Use the embedded tool on this page - no app or signup required.
Customize the chat: Add green (sent) and white (received) bubbles, stickers, contact names, and 'Read' labels for an authentic LINE look.
Preview and export: Render your prank as an animated MP4 video or a PNG screenshot. Share your skit on TikTok, YouTube Shorts, or Reels.

Harmless Fake LINE Chat Prank Ideas

Wrong Number Mix-up: Pretend to text the wrong person and escalate the confusion with funny replies.
Autocorrect Fails: Script a conversation where autocorrect hilariously changes every message.
Pet Texts Owner: Imagine your dog or cat somehow texting you with emoji-filled demands.
Over-the-Top Parent: Create a parent sending wild advice or silly stickers in a family group chat.
Opinionated Delivery Driver: The driver delivers more opinions than packages - keep it light and silly.

Tips for Creating Viral Prank Chat Videos

Keep it short and focused - 1-2 punchlines and a clear ending.
Use big LINE stickers for comedic effect.
End on a funny reaction or twist.
Make sure it’s obviously fake and for entertainment only.

Export and Share Your Creation

Once you’ve finished your staged prank chat, export it as an MP4 or PNG with Vidulk’s free generator. Share your video on social media, in group chats, or use it as part of a larger skit. Remove the watermark with a one-time code if you want a clean export.

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

Try Vidulk

FAQ

Is Vidulk's fake LINE chat generator free?

Yes, Vidulk's fake LINE chat generator is free to use with a small watermark. You can remove the watermark with a one-time code.

Do I need to download an app or sign up?

No, Vidulk's fake LINE chat generator runs directly in your browser. No app download or signup is needed.

Can I export my fake LINE chat as a video?

Yes, you can export your staged LINE chat as an animated MP4 video or a PNG screenshot for sharing.

Is it okay to use real people's names in fake chats?

No, do not impersonate real people or create fake threats. Use the tool for entertainment and staged skits only.

What makes a good fake LINE chat prank?

A good prank is short, funny, harmless, and clearly fake. Use over-the-top scenarios and end with a punchline or reaction.