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 Chat Video Maker: Create Animated Grok-Style AI Chat Videos

Create animated Grok-style AI chat videos for TikTok, Reels, memes, and skits in your browser with Vidulk’s free fake AI chat generator.

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 Chat Video Maker: Create Fake Grok AI Chat Videos Online

What Is a Grok Chat Video?

A Grok chat video is an animated clip that mimics the look and feel of Grok AI chats, featuring a black background, minimalist white text, and the Grok/X icon. These videos are popular for entertainment, memes, and mockups, especially on TikTok and Instagram Reels.

How to Make a Grok Chat Video with Vidulk

Visit Vidulk’s Fake AI Chat Video Generator in your browser (works on iPhone, Android, PC, and Mac).
Select the Grok theme for an authentic look: black background, Grok/X icon, and terse header.
Edit the prompt and reply text to suit your skit or meme. Both fields are fully customizable.
Preview the typing animation, which simulates the prompt being typed and the AI reply appearing, just like a real chat.
Export your Grok chat as an animated MP4 video or a static PNG screenshot. Free exports include a small watermark, which can be removed with a one-time code.

Key Features of Vidulk’s Grok Chat Video Maker

No account or app required - runs entirely in your web browser.
Customizable prompt and reply for total creative freedom.
Authentic Grok styling: black theme, white text, Grok/X icon, and realistic typing animation.
Exports in MP4 (video) or PNG (image) formats for easy sharing to TikTok, YouTube Shorts, Reels, or other platforms.

Responsible Use and Limitations

Vidulk’s fake Grok chat video generator is designed for entertainment, skits, memes, and mockups only. Do not use it to impersonate real people or companies, or to deceive viewers. Never present a fabricated AI answer as real advice or a genuine quote from Grok or its creators.

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

Try Vidulk

FAQ

How do I make a Grok chat video for TikTok?

Use Vidulk’s browser-based fake AI chat generator, select the Grok theme, customize your prompt and reply, and export as an MP4 video.

Can I use Vidulk’s Grok chat video maker on my phone?

Yes, Vidulk’s fake AI chat video generator works on iPhone, Android, and any device with a web browser. No app installation is needed.

Is it free to export Grok chat videos from Vidulk?

Exports are free with a small watermark. You can remove the watermark using a one-time code.

Can I make a Grok chat meme without signing up?

Yes, Vidulk does not require you to create an account or sign in to use the fake AI chat video maker.

What is the intended use of Grok chat videos made with Vidulk?

They are for entertainment, skits, memes, and mockups only - not for impersonation or to mislead others.