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.

Grok Conversation Generator: Make Realistic Grok Chat Videos & Screenshots

With Vidulk’s browser-based fake AI chat generator, you can instantly create a realistic Grok conversation for entertainment, memes, or mockups - no signup needed.

Fake AI Chat Generator

Mock a ChatGPT, Claude, Gemini, Grok or Perplexity conversation, then download it as a video (the reply types out) or a screenshot. Free, in your browser — nothing is uploaded.

AI assistant

ModelDark mode

ConversationTip: use **bold** in replies

Typing speed

Remove the watermark

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

Grok Conversation Generator - Create Realistic Grok Chats

What Is the Grok Conversation Generator?

The Grok Conversation Generator on Vidulk lets you design a convincing fake Grok chat interface. It mimics the black theme, minimalist white text, and Grok/X icon, giving your mock conversation an authentic look. You control the prompt, reply, and typing animation, all from your browser on any device.

How to Make a Fake Grok Chat

Go to vidulk.com/fake-ai-chat in your browser.
Select the Grok-style theme for the conversation.
Edit the prompt and reply text to suit your skit or meme.
Preview the chat with a realistic typing animation.
Export your creation as an animated MP4 video or a PNG screenshot.

Features and Export Options

No account or download needed - everything runs in your browser on iPhone, Android, PC, or Mac.
Exports come with a small watermark by default; use a one-time code to remove it if needed.
Supports both static screenshots and animated chat videos for versatile use.

Responsible Use

This generator is strictly for entertainment, memes, skits, and UI mockups. Never use it to impersonate real people, mislead others, or present fabricated answers as genuine advice or company statements.

Make it now - the free AI chat generator is on this page, preset to this assistant.

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FAQ

How do I create a fake Grok conversation?

Visit vidulk.com/fake-ai-chat, choose the Grok theme, edit the messages, and export as a video or screenshot.

Is the Grok Conversation Generator free to use?

Yes, it’s free in your browser with a small watermark. You can remove the watermark with a one-time code.

Can I use the generator on my phone?

Yes, it works on iPhone, Android, PC, and Mac - no app or signup required.

What export formats are supported?

You can export your fake Grok chat as an animated MP4 video or a PNG screenshot.

Is it okay to use this for pranks or real impersonation?

No, the tool is for harmless entertainment, memes, and mockups only. Never use it to deceive or impersonate real individuals.