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.

quso.ai (formerly vidyo.ai) vs Opus Clip: Head-to-Head for Creators

If you’re deciding between quso.ai (formerly vidyo.ai) and Opus Clip for AI-powered long-to-short video clipping, this guide breaks down their features, pricing, platforms, and ideal users - plus a mobile-first alternative.

quso.ai (formerly vidyo.ai) vs Opus Clip vs Vidulk (as of 2026-08)
	quso.ai (formerly vidyo.ai)	Opus Clip	Vidulk
Platforms	Web, iOS	Web, iOS, Android	iOS, Android
Primary use	AI long-to-short clipping + social scheduling suite for…	AI long-to-short clipping for podcasts/talking-head video…	Mobile AI clipping
AI finds the best moments	Yes	Yes	Yes
Auto captions	Yes	Yes	Yes
Free plan	Yes	Yes	Yes (credits)
Watermark on free	Not published	Yes	See app
Starting paid price	$29/mo (Lite, monthly) or $19/mo billed annually	$15/mo (Starter, 150 credits/mo, monthly billing as…	Pay-as-you-go credits
Mobile app	Yes	Yes	Yes

Sources: https://quso.ai/pricing · https://www.opus.pro/pricing. Prices/limits change - verify with the vendors.

quso.ai (formerly vidyo.ai) vs Opus Clip - Honest Comparison

Key Features Compared

Both quso.ai and Opus Clip use AI to automatically find the best moments in long videos and generate short, captioned clips for platforms like TikTok, YouTube Shorts, and Reels. Both offer auto captions, but quso.ai adds a built-in social scheduling suite, while Opus Clip includes a 'virality score' and limited stock B-roll in paid plans. Both support web and iOS; Opus Clip also has an official Android app, while quso.ai’s Android presence isn’t vendor-verified.

Pricing and Free Plans

quso.ai: Free plan gives 75 credits/month (about 75 minutes of processed video), 720p exports, and 7-day data retention. Paid plans start at $29/month (Lite, monthly) or $19/month (annual) for unlimited 1080p clips and social publishing. Watermark policy on free exports is not published.
Opus Clip: Free plan includes 60 processing minutes/month with a watermark on exports and up to 1080p clips. Paid plans start at $15/month (Starter, 150 credits/month), which removes the watermark and adds more import sources. Pro plan ($29/month) adds more features like aspect ratio options, scheduler, and team workspace.

Platform Support

quso.ai runs on web and iOS. Opus Clip supports web, iOS (iOS 16+), and Android (Google Play). If you need a verified Android app, Opus Clip is the safer choice. For browser-based workflows, both are equally accessible.

Who Should Use Each?

Podcasters, marketers, and content teams: quso.ai’s social scheduler and AI filler/silence removal suit those managing regular content pipelines or repurposing video at scale.
Solo creators, YouTubers, streamers: Opus Clip’s lower entry price, watermark-free exports on paid plans, and Android support make it attractive for individuals or small teams needing fast, flexible clipping and basic analytics.
Mobile-first creators: If you want a fully mobile workflow, Vidulk is a free iOS and Android app focused on fast AI clipping for TikTok, Shorts, and Reels. It’s ideal for creators who want to work directly from their phone without browser uploads, and offers a pay-as-you-go credit model.

Verdict

Choose quso.ai for advanced scheduling and team workflows, Opus Clip for the best Android support and lower starting price, and Vidulk if you need a straightforward mobile-first AI clipper.

Or skip the desktop tools - Vidulk clips, reframes and captions on your phone. Free to start on iOS and Android.

Try Vidulk

FAQ

Does quso.ai (formerly vidyo.ai) put a watermark on free exports?

The watermark policy for quso.ai’s free plan is not published on their pricing page. Check with the vendor for current details.

Which is better for Android users: quso.ai or Opus Clip?

Opus Clip offers a verified Android app on Google Play. quso.ai’s Android support is not vendor-confirmed as of now.

Can I use Opus Clip or quso.ai for free?

Both offer free plans with limited monthly credits. Opus Clip places a watermark on free exports; quso.ai’s watermark policy is not published.

What is the best mobile-first AI video clipper?

Vidulk is a free, mobile-first alternative for iOS and Android, focused on fast AI clipping for TikTok, Shorts, and Reels.

Who should choose quso.ai over Opus Clip?

Choose quso.ai if you need built-in social scheduling, team features, or advanced editing like AI filler/silence removal.