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.

YouTube Comment Video Maker - Animate Realistic Threads

Vidulk's free browser-based tool lets you create fake YouTube comment videos with fully customizable threads, perfect for skits, memes, and mockups.

Fake Comments Generator

Build a fake YouTube, TikTok or Instagram comment thread, then download it as a video (comments pop in) or a screenshot. Free, in your browser — nothing is uploaded.

Platform

HeadingDark mode

Comments

VerifiedCreator

Video pacing

Remove the watermark

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

YouTube Comment Video Maker - Create Animated Comment Threads

What Is a YouTube Comment Video Maker?

A YouTube Comment Video Maker is a tool that lets you build and animate realistic YouTube comment threads for use in reaction videos, comedy skits, memes, or design mockups. It recreates the familiar look of YouTube comments, including avatars, handles, timestamps, likes, and reply chains, then exports the animation as a video or image.

How to Make a YouTube Comment Video with Vidulk

Go to vidulk.com/fake-comments on any device (iPhone, Android, PC, Mac). No app or signup needed.
Choose light or dark theme to match YouTube's appearance.
Add comments: edit avatars, @handles, comment text, like counts, reply threads, and badges (pinned, hearted).
Preview your animated comment thread as it appears and animates line by line.
Export as an MP4 video for use in your own videos, or as a PNG screenshot for static images.

Features and Customization

Edit every detail: avatar image, name, handle, comment text, number of likes, thumbs up/down, reply count, and nesting.
Add badges like 'Pinned by creator' and 'Hearted by creator'.
Supports nested replies for authentic conversation threads.
Choose between light and dark mode to match your content style.

Usage Guidelines and Limitations

Exports are free with a small watermark. A one-time code removes it.
For entertainment, skits, memes, and design mockups only. Never use to impersonate real people or mislead viewers.
No login or download required; works entirely in the browser.

Make it now - the free comment generator is on this page, preset to this platform.

Try Vidulk

FAQ

Can I use the YouTube Comment Video Maker on my phone?

Yes, Vidulk's fake comments generator works in any browser on iPhone, Android, PC, or Mac. No app or signup is required.

What export options are available?

You can export your animated comment thread as an MP4 video or as a static PNG image. Free exports include a small watermark.

Is it free to use?

Yes, the tool is free to use in your browser. Exports have a small watermark, which can be removed with a one-time code.

Can I make nested replies and add badges?

Yes, you can nest replies, and add badges like 'Pinned by creator' or 'Hearted by creator' for a realistic look.

Is this suitable for real YouTube comments or impersonation?

No, this tool is for entertainment, skits, memes, and mockups only. Never use it to impersonate real people or deceive anyone.