Best AI Tools to Turn Long Videos into Viral YouTube Shorts

Looking for the best AI tools to turn long videos into YouTube Shorts?
These tools use artificial intelligence to automatically detect highlights, generate captions, add transitions or voiceovers, and convert long-form content into vertical videos optimised for YouTube Shorts, TikTok, and Reels, all in just a few clicks.

Key features include:

• Clipping the most engaging moments from your videos
• Supporting voiceovers and subtitles in multiple languages
• Personalising videos with captions, transitions, and music
• Optimising content for YouTube, Reels, and TikTok

Whether you are a beginner or a pro, here's a curated list of the top AI tools to help you create viral YouTube Shorts in minutes, many of which support multilingual captions, voiceovers, and direct platform publishing.

Can AI Really Create YouTube Shorts Automatically?

Yes, today’s AI tools can convert long-form videos into engaging YouTube Shorts, TikToks, and Reels in just minutes. They analyze your footage, pick out the most compelling clips, add dynamic captions, transitions, and even voiceovers, all with little to no manual editing.

Whether you are repurposing podcasts, webinars, vlogs, or tutorials, these tools help automate the entire process and publish Shorts that are optimized to perform across platforms.

Vizard

Vizard is the best AI-based tool for creating YouTube Shorts, which allows video creators to transform their long-form videos into apt platform-short format versions without any effort. It creates a one-stop personal space for YouTube with direct import of videos and instant publishing without the hassle of downloading or uploading. The AI from Vizard identifies the most attention-grabbing segments, then creates animated captions, adds emojis, and offers dynamic B-roll to entice viewers. The tool has a transcription feature in more than 30 languages, has customizable templates, layouts, and branding, thus making it perfect for both newbies as well as pros. The easy-to-navigate editor also enables manual changes by allowing high-quality output coupled with creative control.

Pros

• Automatic Highlight detection and clip creation.
• Direct integration with YouTube for import and publishing.
• Supports multiple languages and auto-subtitles.

Cons

• Limited features and upload minutes in the free plan.
• Sometimes inaccurate with a selection of highlights for niche topics.

Pricing

OpusClip

OpusClip is an AI-based application for transforming long-form videos into engaging YouTube Shorts and streamlining the content creation process for both amateurs and professionals. The sophisticated AI engines automatically detect the highest engagement moments, create a wide range of short videos, and optimize for multiple social platforms, including YouTube, TikTok, and Instagram. Automated highlight detection, auto captions, animations and subtitles, virality scoring, auto-adjustment of aspect ratios per social media platform, and an intuitive editor with manual controls are the key features. Besides these, OpusClip also offers AI B-Roll, audio fine-tuning, customizable branding, collaboration among teams, and direct video imports from other sources, thus providing a fairly seamless, productive environment.

Pros

• Viral Scoring Used to Predict Performance
• Optimization for Multiple Platforms and Aspect Ratio Resizing
• Intuitive User Interface With Options for Manual Editing

Cons

• Occasional glitches
• Sometimes AI Might Miss Highlights for a Very Niche Type of Content

Pricing

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Lumen5

Lumen5 perhaps the most suitable AI for creating YouTube Shorts-converting blogs, articles, or scripts to short, lively snippets ready for social media. It does so very simply using drag-and-drop editing, by AI selection of scenes, sound for automatic voice sync, and most of all, everyone can make really good videos in minutes-even a first-timer. It also carries a huge stock media library, ready-to-use templates, and brand kits so you can achieve brand consistency. Besides, you will now be able to customize your videos for different platforms that support diverse aspect ratios, making it very suitable for YouTube Shorts. The AI-created script, combined with voice-over tools, accentuates storytelling while cloud-based editing is enabled for access and collaboration.

Pros

• Simple drag-and-drop interface
• Automates video production from text-based materials
• Huge library of stock media

Cons

• Free version-imprinted videos with watermarks
• Takes significant time to make manual adjustments

Pricing

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Pictory

Pictory is an AI-friendly app for creating popular events on YouTube and is designed so that any user can produce short-form, social-sharing content based on converted scripts, blog posts, or long videos into fast-moving, no-need-to-edit, long-form content. Users can also allow their videos to automatically be summarized, scripted to video, edited with text changes, or highlights detected automatically using that easy-to-use cloud interface, where no one needs to be an editing expert. Features include editing and automatic summarization of videos, along with thousands of stock videos, pictures, and sound backgrounds, and templates and brand kits for maintaining consistency in branding. Millions of stock videos, pictures, and sound backgrounds, along with customizable templates and brand kits.

Pros

• User-friendly interface
• Collaboration and access through the cloud for teams.
• Periodic additions and a 14-day money-back guarantee

Cons

• Requires a paid plan to acquire top features and collaboration tools.
• Limited AI voice options on lower plans.

Pricing

InVideo AI

InVideo AI is a premium platform for YouTube Shorts that provides a seamless process to create short-form videos by users from prompts, with absolutely no experience in editing considered necessary. It is the power of AI that scripts, chooses visuals, adds music, generates subtitles, and even gives human-sounding or cloned voiceovers, in 50+ languages. The user-friendly editor provides easy scene editing, accent changes, and real-time collaboration, whereas the stock library boasts more than 16 million assets for engaging content of the highest quality. InVideo AI optimizes videos for vertical format and supports multi-platform publishing, making it a creator-, marketer-, and team-friendly tool for fast professional Shorts production.

Pros

• Vast stock media library (over 16M assets)
• Voice cloning and multilingual support
• Real-time collaboration and cloud-based editing

Cons

• Watermarks in a free plan.
• Results are sometimes general

Pricing

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CapCut

CapCut is an all-inclusive tool for the AI-based creation of YouTube Shorts. Be it mobile, desktop, or web, there is only one seamless experience using it on any device. Some advanced AI capabilities that this app has include auto-cutting and scene detection, AI script generation, auto-captions, voice cloning, as well as background-free removal, thus making it a very simple app for turning long videos into shorts in a hurry. CapCut gives you this amazing library of effects, transitions, trending templates, and royalty-free music, which would usually be available only after one-click resizing and direct sharing optimization for all content on YouTube Shorts and other platforms.

Pros

• Edit on mobile, desktop, or web
• Grand collection of effects, transitions, and audio tracks
• Direct sharing with most social platforms

Cons

• Lags now and then with large or complex projects
• Desktop/web features may lag behind the mobile app

Pricing

Klap

Klap is an advanced AI tool that attempts to automatically transform long YouTube videos into appealing Shorts with the least manual work. The AI analyzes uploaded content to identify which are the best moments and extracts them automatically into multiple vertical clips for YouTube Shorts, TikTok, and Instagram Reels. Highlights features that auto-reframe to keep the subject in focus, AI-generated multilingual captions, virality scoring, customizable templates, and dynamic caption styles. Users can upload videos or paste a YouTube link and receive ready-to-publish clips in minutes. Thanks to the intuitive web-based interface and cloud workflow, Klap is easy and efficient for creators at any level.

Pros

• AI captions in more than 50 languages
• Dynamic caption styles, auto-reframing
• Brandable: logos, fonts, colors

Cons

• More optimized towards talking head videos.
• Customer support may take a long time to respond.

Pricing

Short AI

Short AI is the latest leadership in AI-powered platforms that swiftly turns long-form video or scripts into multiple engaging Shorts and social clips for creators who want to invest in efficiency and virality. Moreover, using one-click automation, it can bulk-generate 10 or more viral clips for social media by drawing out highlights, hooks, and reactions to ensure the greatest level of viewer engagement. Among the many great features are dynamic AI-generated captions in more than 32 languages, human-like AI voice-overs, faceless video templates, and an extensive library of trending effects, emojis, and GIFs. It also enables auto-scheduling for multi-platform posting with customizable styles for a delightful content creation experience, whether working individually or collaboratively.

Pros

• Generate massive viral snippets from long videos
• Video template without face, for privacy and brand consistency
• Browser-friendly interface with fast turnaround

Cons

• Less creative control compared to manual editing
• Some features are chargeable

Pricing

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SnapCut

SnapCut is an advanced AI-based tool for longer videos being turned into viral-ready shorts touch its the least manual input, courses into multiple versions. Its proprietary AI analyzes uploaded content, automatically identifies the most engaging moments, and generates up to 15 shorts per content, with full optimization for sites like YouTube Shorts, TikTok, and Instagram Reels. Key features include AI hook selection, auto-reframing by aspect ratios, dynamic multi-language captions (34+ languages), and customizable caption styles. It has easy browser-based uploading systems to allow uploaders to paste links to preview and edit clips and instantly share them. SnapCut supports talking-head videos and other types, enabling easy time in producing quality short-form content for all creators.

Pros

• Uses artificial intelligence to retain and engage viewers by hook selection..
• Auto-reframing for aspect ratios and platforms.
• Free plan for beginners.

Cons

• Fewer personalization options compared to full-content editors.
• Potential to crash or slow down with large files.

Pricing

Quso

Quso will be a great and powerful AI-driven platform, which completely revolutionizes the creation process for YouTube Shorts content: transform any long-form video into multiple-performing shorts or clips with almost zero manual effort on the part of the user. The very advanced AI analyses and trims videos, selects key moments, generates scroll-stopping captions, and optimizes content across all social platforms, from YouTube shorts to TikTok reels to Instagram Reels. The features, among others, include AI-enabled highlight detection, automatic multi-language captioning, virality scoring, customizable branding, and direct scheduling for cross-platform posting. It also comprises drag-and-drop editing, stock-media copyright protection, and solid analytical features that would cater to fast, consistent, and effective short-form content development for creators, marketers, and agencies.

Pros

• Highlight detection and automated clip creation for fast workflow.
• Branding tools include custom logos, fonts, and colors-unifying.
• User-friendly, browser-based interface with drag-and-drop editing.

Cons

• Learning curve for new users 
• Problems in data quality and integration with other systems might arise.

Pricing

Conclusion

AI-enabled tools, to create YouTube Shorts, innovate the art of content creation by easily converting long videos, scripts, or even articles into exciting short content with unbelievable promptness and minimum manual effort. Such platforms engage advanced features, such as automated highlight detection, AI-generated captioning, multi-language support, and customizable branding, to optimize the entire workflow from editing to publishing. They are equipped with intuitive interfaces, mass clip production, and cross-platform optimization to empower users from different skill levels in creating high-quality Shorts in no time. Thus, creators could pay attention to storytelling and engagement, whereas all other technical matters of short-form video production would be managed by AI.

Whether you are a content creator, marketer, or business, AI tools are changing how YouTube Shorts are made. The tools above help you skip editing headaches, boost engagement, and go viral with ease. Try a few and see which one works best for your content style and audience.

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FAQs

Can AI automatically convert long videos into YouTube Shorts?

Yes, AI tools can automatically analyze long videos, extract highlights, generate captions, and optimize content into short, vertical videos suitable for YouTube Shorts, TikTok, and Instagram Reels.

Which AI tool is best for beginners to make YouTube Shorts?

CapCut and Pictory are user-friendly and ideal for beginners, offering intuitive editors, templates, and automation for easy short video creation.

Do AI Shorts creation tools support multilingual captions?

Yes, many tools support multilingual auto-captions and voiceovers, making content accessible to global audiences.