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.

Prank Ideas for a Fake TikTok Chat

Turn your prank ideas into viral TikTok chat videos with Vidulk’s free fake chat generator. Here’s how to create funny, harmless skits in minutes.

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

Script import & bulk exportpaste a script instead of typing

Reading a script into the editor is free. Downloading up to 10 videos at once needs a PREMIUM code.

1. Get scripts from ChatGPT, Claude or any AI

Say what the videos are about. Copy the prompt, paste it into your AI, then paste its answer below.

Videos

Or open it in ChatGPT or Claude.

2. Paste the scripts

Writing them yourself? See the format

Start each video with a line like === 1 ===.
One label: text per line. title: names the file.
Use me: for messages I send and them: for messages from the other person.
Put contact: (the other person's name) near the top of each script.
You may add platform: with one of: imessage, whatsapp, instagram, tiktok, messenger, telegram, android-sms, discord, twitch, snapchat, signal, line, tinder, bumble, onlyfans, slack, teams.
You may add dark mode: yes or no, and time: such as Today 2:02 PM.
Write 6 to 14 short messages per script, the way people really text.

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

Send a message...

Video pacing

Video background

PREMIUM

Put your video on a moving background, the format story channels use.

Free to preview. Downloading with a background needs a . The free download saves your video without it.

Gameplay, b-roll, anything you have the rights to. It stays on your device.

Get a premium code

No watermark on videos and screenshots
Video backgrounds, including your own footage
Bulk export: up to 10 videos at once
Works on every Vidulk tool, on the site and in the Chrome extension

Secure payment via Stripe · no account · one code unlocks everything premium

How it works

Pick a premium code and pay with Stripe. No account or login needed.
Your code (VID-…) appears right after payment and is emailed to you.
Paste it in the “Have a code” box and click Apply. Everything premium is unlocked from then on.
The same code works on every Vidulk tool, on vidulk.com and in the Vidulk Chrome extension, on any device — just paste it again.
The 24-hour pass runs for a day from purchase and never counts down. Monthly renews each month until you cancel, which you can do any time from this panel; the rest of the month stays yours.
Unlimited is a one-time lifetime license: it never expires and there is nothing to renew.
Keep your code private — it is the only thing that unlocks your purchase. Sharing a code is against our Terms of Use: a shared code is invalidated, without refund. Codes do not work in the mobile app.

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

Why Fake TikTok Chat Pranks Work

Fake TikTok chat videos are perfect for lighthearted, staged pranks. The familiar DM look, with avatars, red send buttons, and message bubbles, makes your skit instantly recognizable and relatable. Vidulk’s generator lets you create these chats online - no app or signup needed.

Step-by-Step: Creating a Prank TikTok Chat Video

Pick a prank scenario: Choose a harmless, funny idea - like a pet texting, a delivery driver with opinions, or a wild autocorrect fail.
Script the conversation: Write short, punchy lines for both sides. End with a funny reaction or twist. Keep it under 8 exchanges for maximum impact.
Open Vidulk’s fake TikTok chat generator (embedded below): Select dark or light mode, add avatars, and fill in your scripted messages. Use timestamps and the 'seen' state for realism.
Preview and adjust: Check that the bubbles, names, and avatars look right. Make sure the prank is obviously staged and never impersonates a real person.
Export your chat: Download as an animated MP4 video or a screenshot PNG. Share directly to TikTok or use in your edits.

Funny, Harmless Prank Chat Ideas

Wrong Number Mayhem: Pretend someone’s asking for “Dave” but won’t believe you’re not him.
Pet on TikTok: Your cat or dog “DMs” you asking for more treats or TikTok fame.
Autocorrect Chaos: Let autocorrect turn a simple message into total nonsense.
Over-the-Top Parent: A parent tries to use TikTok slang and gets everything hilariously wrong.
Opinionated Delivery Driver: The delivery person gives you dramatic food reviews while texting updates.

Tips for Viral, Safe Prank Videos

Keep it obvious that your chat is fake - use exaggerated reactions or silly names.
Always avoid targeting real people or making threats.
End your video with a punchline or a funny reaction for best engagement.
Mention in your caption or description that it’s for entertainment or a skit.

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

Try Vidulk

FAQ

How do I make a fake TikTok chat video?

Use Vidulk’s free online fake TikTok chat generator. Script your prank conversation, customize avatars and messages, then export as video or screenshot.

Is it safe to use fake TikTok chats for pranks?

Yes, as long as your prank is obviously staged, harmless, and not impersonating real people or making threats. Use for entertainment and skits only.

Can I use my own avatars and names in the fake chat?

Absolutely. Vidulk lets you upload custom avatars and set any display names to match your prank scenario.

Do I need to download an app or sign up?

No app or signup is needed. Vidulk’s fake TikTok chat generator works entirely in your browser for free.

What formats can I export my fake chat in?

You can export your fake TikTok chat as an animated MP4 video or a PNG screenshot, perfect for sharing on TikTok and other platforms.