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.

Opus Clip Alternative: Who It Fits, Real Limits, and Top Options

Looking for an Opus Clip alternative? Here’s a fact-first guide to what Opus Clip does, its real-world limits, and the best alternatives - especially if you want a mobile-first AI clipper.

Opus Clip vs Vidulk at a glance (as of 2026-08)
	Opus Clip	Vidulk
Platforms	Web, iOS, Android	iOS, Android
Primary use	AI long-to-short clipping for podcasts/talking-head video (ClipAnything, virality score)	AI long-to-short clipping on your phone (podcasts, streams, gameplay, lectures)
AI finds the best moments	Yes	Yes
Auto captions	Yes	Yes
Free plan	Yes - 60 processing minutes (credits) per month; watermark on exports; up to 1080p rendered clips; exports/media…	Yes - Free to start with included credits
Watermark on free exports	Yes	See app
Starting paid price	$15/mo (Starter, 150 credits/mo, monthly billing as displayed); Pro $29/mo (300 credits/mo, or 3,600/yr on annual)	Pay-as-you-go credits (no monthly subscription)
Mobile app	Yes	Yes

Opus Clip data from https://www.opus.pro/pricing · https://help.opus.pro/docs/article/plans-and-credits; prices and limits change - check the vendor's pricing page. 1 credit = 1 minute of source video. Starter: watermark-free export, more import sources (YouTube, Drive, Vimeo, Zoom, Rumble, StreamYard), virality score, limited AI/stock B-roll (3 clips/mo each), post to…

Opus Clip Alternative: Honest Comparison, Real Limits & Best

Who Opus Clip Fits Best

Opus Clip is strong for creators who want AI-powered long-to-short video clipping on both desktop and mobile. It’s especially useful for podcasters and talking-head videos, offering features like virality scoring, B-roll, and integrations with platforms such as YouTube and Zoom. If you need desktop capture, advanced editing, or workflow tools like scheduling and team workspaces, Opus Clip’s paid plans deliver these - at a subscription price.

Opus Clip’s Real Limits

Free Plan Limits: 60 minutes/month, watermark on exports, clips expire after 3 days, local uploads only.
Paid Plans: Start at $15/month; watermark-free exports and more sources unlock only after subscribing.
Mobile: iOS app requires iOS 16+, Android app available.
Editing: Offers more depth than basic clippers, but at a higher price point.

Vidulk: A Mobile-First Opus Clip Alternative

Vidulk is built for anyone who wants to quickly turn long videos, podcasts, lectures, or gameplay into short, vertical clips - directly on their phone. It uses AI to find the best moments and add captions, ready for TikTok, Shorts, or Reels. There’s no monthly subscription: you pay for credits as you need them. Vidulk is available on both iOS and Android. If you want a simple, mobile-first AI clipper without ongoing fees, Vidulk is a practical choice.

Other Notable Alternatives

Descript: Desktop-first, advanced editing, AI tools, higher cost and complexity.
CapCut: Free with watermark, manual editing, mobile and web.
Veed.io: Web-based, AI tools, paid plans unlock more features.

Each alternative has trade-offs in workflow, pricing, and feature set. Refer to the data table above for a quick side-by-side of Opus Clip and Vidulk.

Try the mobile-first alternative - Vidulk clips, reframes and captions on your phone. Free to start on iOS and Android.

Try Vidulk

FAQ

What is the main difference between Opus Clip and Vidulk?

Opus Clip offers desktop/web and mobile tools with more editing and workflow features, but requires a subscription. Vidulk is mobile-first with pay-as-you-go credits.

Does Vidulk require a monthly subscription?

No, Vidulk uses a pay-as-you-go credit system. You only pay for the AI clipping credits you use.

Can I use Opus Clip or Vidulk for free?

Both offer a free plan. Opus Clip's free plan has a 60-minute monthly limit and watermarks. Vidulk lets you try with included credits; see the app for watermark details.

Which tool is better for mobile video clipping?

Vidulk is designed specifically for iOS and Android, making it a strong option for mobile-first creators. Opus Clip also offers mobile apps.

Do these tools support auto-captions and AI moment detection?

Yes, both Opus Clip and Vidulk use AI to identify highlights and generate captions for vertical clips.