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.

TikTok Reply Thread Generator

Create realistic-looking TikTok comment threads with nested replies using Vidulk’s free browser-based fake comments generator. Ideal for entertainment, memes, and mockups - never for impersonation or deception.

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.

TikTok Reply Thread Generator - Create Realistic Comment

What Is a TikTok Reply Thread Generator?

A TikTok reply thread generator lets you create a mockup of a TikTok comment with multiple nested replies. This is useful for skits, meme videos, social commentary, or visualizing how a comment section might look. Vidulk’s fake comments tool replicates the TikTok dark theme, avatars, usernames, comment text, like counts, creator badges, reply nesting, and all the familiar interface details.

How to Use Vidulk’s Fake TikTok Comments Generator

Open the Vidulk Fake Comments Generator in your browser (works on iPhone, Android, PC, and Mac).
Select the TikTok style for your comment thread.
Customize avatars, usernames, comment text, like counts, and add creator-liked badges as needed.
Nest replies under any comment to build realistic reply threads (e.g., creator replies, arguments, ratios).
Preview your thread live and adjust details for authenticity.

Exporting Your TikTok Reply Thread

Once your thread looks right, export it as an animated MP4 video or a static PNG screenshot. Exports are free and include a small watermark by default. If you want to remove the watermark, a one-time code is available. No account or app download is required.

Best Practices and Ethical Use

Use fake TikTok reply threads for entertainment, memes, skits, or mockups only.
Never use generated threads to impersonate real people or deceive others.
Always be transparent if you share generated content online - clearly label it as a mockup or parody.

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

Try Vidulk

FAQ

Can I use Vidulk’s TikTok reply thread generator for free?

Yes, the generator is free to use in your browser, with no signup required. Exports have a small watermark unless you remove it with a one-time code.

What can I customize in a fake TikTok reply thread?

You can edit avatars, usernames, comment text, like counts, creator badges, reply nesting, and more to match TikTok’s look.

Is it ethical to use fake TikTok comments?

Use only for entertainment, skits, memes, or mockups. Never impersonate real people or use generated threads to deceive.

Do I need to install an app or create an account?

No app or account is needed. Vidulk’s fake comments generator runs directly in your web browser on any device.

Can I export my fake reply thread as a video?

Yes, you can export as an animated MP4 video or as a PNG screenshot, both directly from your browser.