4 Best AI Shorts Makers to Create Scroll-stopping AI YouTube Shorts in Mins

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4 Best AI Shorts Makers to Create Scroll-stopping AI YouTube Shorts in Mins

Last Updated: 2023. 10. 30

Looking for a swift and simple way to create 20+ compelling YouTube Shorts in an hour? Or effortlessly repurpose your existing long YouTube videos into bite-sized Shorts within 10 minutes? Say goodbye to dreaming about it. With versatile AI Shorts makers, making viral AI shorts in minutes is now at your fingertips.

So, we’ve rounded up a list of the 4 best AI Shorts makers and will walk you through their AI video tools for making AI Shorts. So, whether you are a YouTube content creator, a blogger, a podcaster, or a business professional, you can leverage this AI trend to create scroll-stopping AI Shorts in a breeze.

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ChatGPT AI YouTube Shorts Tutorial

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Yoga & Fitness AI Shorts

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Mobile App Promo AI Shorts

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Here is what you will learn:

FlexClip

Lumen5

Heygen

Opus Clip

Also, read the 3 best TikTok voice generators in 2023.

1. FlexClip

Whether you are new to making YouTube Shorts or a seasoned YouTube content creator who wants to streamline your YouTube Shorts editing process with the help of AI, the user-friendly and feature-rich FlexClip AI Shorts maker deserves to be one of your go-to choices to create captivating AI Shorts.

Effortlessly make compelling AI Shorts by FlexClip AI video maker online.

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Best Features to Create AI Shorts with FlexClip:

Harness the flexible AI video script generator, powered by ChatGPT to write bize-sized AI scripts for your AI Shorts, including AI Short’s title, description, and keywords. You can use different ChatGPT prompts to finetune the wording and tone, tailoring your AI Shorts script to perfectly match your brand, theme, and style.

Use AI video script generator powered by ChatGPT to write AI scripts for AI Shorts.

Use AI Video Script Generator

Directly use text-to-video generator to convert AI Shorts scripts or your blog posts to AI Shorts and later customize the subtitle style, images, clips, music, text animations, etc. to fit your needs.

Convert AI scripts and URLs to AI Shorts by FlexClip’s text-to-video generator.

Convert Text/Blog to AI Shorts Now

Offer you a powerful text-to-speech generator to convert text to realistic AI voices. There are 400 AI voice avatars available in 140 languages. You can customize AI voices’ gender, voice styles (newscast, friendly, chat, hopeful, whispering, etc.), speed, pitch, and natural pauses, saving you tons of time to record voiceovers yourself.

Effortlessly convert text to realistic AI voices for your AI Shorts.

Use Free TTS

Leverage the AI auto subtitle generator to effortlessly transcribe voiceovers, dialogues, and lyrics to burned-in subtitles for your AI Shorts. The auto transcription supports 140+ languages and promises over 95% accuracy. Besides, you can easily stylize subtitles, engage viewers better, and make your AI Shorts accessible to all viewers. Alternatively, you can download subtitles in SRT, VTT, SSA, ASS, SUB, SBV, TXT, and CSV formats for other repurposings.

Auto-generate subtitles to AI Shorts by AI auto subtitle generator with ease.

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What distinguishes FlexClip from other AI Shorts makers is that you can use extensive expertly-crafted and fully-customizable AI Shorts templates, covering YouTube tutorials, product explainers, slideshows, podcasts, travel, sports & fitness, tech, holidays, business promo, webinars, educational videos, etc. With an easy drag and drop of your video assets, you can create compelling AI Shorts in minutes.

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AI Company AI Shorts

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Minimal ChatGPT Tutorial AI Shorts

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Comedy Podcast AI Shorts

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Hair Salon Promo AI Shorts

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Trending Travel AI Shorts

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How-to AI Shorts

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Select from 74,000+ royalty-free music tracks and sound effects to inject vibes and rhythm into your AI Shorts. Layer multiple audio tracks to do the sound design and easily trim and split audio and adjust its volume or apply fade in/out effects for seamless audio transitions.

Make the most of vast royalty-free music and sound effects for your AI Shorts.

In addition, other helpful AI tools, such as text-to-image generator, image background remover, and audio extractor, also stand ready to boost your productivity, along with call-to-action YouTube text animations, YouTube profile titles, trending transitions, etc.

Use text-to-image generator to create AI images for your AI Shorts.

Use Text to Image Generator

How to Make AI Shorts by FlexClip Online:

Step 1

Access FlexClip > set the video aspect to 9:16 for AI YouTube Shorts> upload your video assets to FlexClip from your PC, phone, Google Drive, One Drive, Dropbox, or Google Photos.

Upload your Shorts video assets to FlexClip.

Step 2

Use the AI video script generator to write scripts for AI Shorts.

Click the Tools tab > AI Video Script > use ChatGPT prompts, let’s say “write me a 50-second script about how to do yoga at home for YouTube shorts, with easy-to-follow instruction” > hit Generate Scripts button > refine the words to fit your footage and style. Learn more about how to write ChatGPT prompts for AI video scripts.

Use AI video script generator to write AI scripts for your AI Shorts.

Use AI Video Script Generator

If you don’t like the current scripts, you may head back and use the same or new ChatGPT prompts to regenerate the AI scripts, including titles, descriptions, keywords, hook, CTAs, wrap-up, etc.

Step 3

Select a readymade and editable Shorts template.

Click the Templates tab > type in “Yoga” for the template of your AI Shorts and user filter to search for portrait templates > preview the template and add it to the timeline.

Search for an ideal AI Shorts template and add it to the timeline.

Step 4

Drag and drop your images and clips to replace the premade elements. You can easily trim or split the video for the video moments needed.

Drag and drop to replace premade video elements.

If you don’t have the right footage or images, no worries! Click the Video and Photo tabs, where you can 4M+ royalty-free and high-quality stock photos and videos for your AI Shorts.

Use royalty-free video and image stock assets from FlexClip.

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Step 5

Customize the text and text animations.

Double-click the premade text > type in your text and tailor the text font, text style, text size, text color, the color of background fill, alignment, opacity, layers, etc.

Customize the text styles.

With the text selected, you can click the Motion tool and easily animate the text with styles for text reveal, such as typewriter, cinematic glitter, glossy blur, fade, burst, flip, neon, sway, etc. You can set the duration, speed of text animations as well.

Customize the text animations and text duration.

Alternatively, click the Text tab > scroll down and you can use 1,000+ readymade and editable text animations, such as Like, Comment and Subscribe YouTube titles, YouTube/TikTok/IG Reels profile titles, lower thirds, newscast titles, speech bubbles, callout titles, quotes, search bars, location titles, etc. So, you can easily create CTA text animations for your AI Shorts.

Use more readymade and editable text animations for CTAs in your AI Shorts.

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Step 6

Use the text-to-speech generator to convert scripts to realistic AI voices.

Now, head back to Tools tab > AI Video Script > Current Script > copy the intro scripts > head back > select Text to Speech > paste the script into the text block > select the language > preview AI avatars’ voice and select the one you like > set the voice style (friendly, chat, hopeful, cheerful, etc.), and voice speed, pitch > hit the Generate Audio button.

Convert AI scripts to realistic AI voices for AI Shorts.

Use Free TTS

Now, you can preview the AI-generated voice > click “+ Save to Media” to add the AI voice to the Media Library.

Preview AI-generated voice and save it to the media library.

Next, repeat the same step to convert the rest of the scripts to lifelike AI voices for your AI Shorts. A small trick is that you can manually insert commas to add natural pauses to make your AI voice hyper-realistic.

Insert commas to add natural pauses.

Then, go back to the Media Libray > Audio > align all the AI voices with the right video scenes. You can trim or split the audio or adjust the audio’s volume.

Align the AI voices with the right video scenes.

Step 7

Automatically generate burned-in subtitles for your AI Shorts.

Adding burned-in subtitles to your AI Shorts is essential to engaging viewers and making your video content accessible to viewers who may watch your video with the sound off. With FlexClip’s AI auto subtitle generator, you can do it with the click of a button.

Just click the Subtitle tab > Auto AI Subtitle > identify the language in your video > hit Next > set the style of subtitle, which can be changed later. > hit Generate Subtitles button.

Auto-generate burned-in subtitles for AI Shorts.

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Now, you can proofread the auto-generated subtitles > correct any misspellings> and tweak text font, text size, color, background fill, boldness, alignment, position, etc.

Proofread the auto-generated subtitles and customize the style of the subtitle.

If you find one subtitle too long, you can press “Enter” to split it or click Merge tool to merge two short subtitles. Pretty handy!

Easily split or merge subtitles.

If you want to repurpose the video content for blog posts, newsletters or other repurposing, you can even download the subtitles in SRT, VTT, SSA, ASS, SUB, SBV, TXT, and CSV formats for other repurposings.

Download the subtitle in SRT, TXT, and other formats for repurposings.

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Step 8

Spice up your AI Shorts with royalty-free music, sound effects, transitions, and other visual effects.

Click the Audio tab > in the Music tab, type in keywords “pop”, “funk”, “hip-hop”, “corporate”, “electronic”, etc. to add upbeat music to make your AI Shorts come alive or search for sound effects like “whoosh”, “swoosh”, “riser”, “impact”, “hit”, etc. for transitions and text reveal.

Add royalty-free music and sound effects to create vibes for AI Shorts.

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A small trick is to layer multiple audio tracks to create a real-world auditory experience. You may trim, split audio or apply fade in/out effects to smooth out audio transitions as well.

Alternatively, you can even import a copyright-free video > add it to the timeline > right-click it > select “detach audio” to extract audio from videos for audio mixing. Pretty flexible!

Extract audio from videos for audio mixing.

Then, add trending transitions like liquid, circle, glitch, cross zoom, blur, etc., or use creative effect overlays such as lens flare, bokeh, brush wipe, particles, ink splash, fire, snow, cinematic film grains, etc. while funny emojis, and GIPHY stickers, and animated illustrations, etc. are also available to take your AI Shorts to the next level.

Add creative effects overlays, trending transitions and other visual effects to jazz up AI Shorts.

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Step 9

Preview and share.

Done with the editing. You can save the 1080P MP4 video to your computer or directly share it to YouTube, Google Drive, One Drive, Dropbox, or even TikTok; a clickable link is also available for your blog posts, newsletters, or other repurposings.

Easily share and repurpose your video content.

Downside:

As you use the text-to-video generator to convert text to video, AI may find irrelevant images and videos to the provided text.

Some regional AI voices don’t have voice styles to choose from.

2. Lumen5

Well, if you want to repurpose your blog posts or ChatGPT-generated scripts into seamless AI YouTube Shorts using AI, another nifty AI Shorts maker you can turn to is Lumen5, one of the earliest and leading AI video creation platforms that utilize AI to automate the video editing process. Its intuitive interface and versatile text-to-video tools are exceedingly helpful to create AI Shorts with ease.

Use Lumen5 AI Shorts maker to create engaging AI Shorts.

Best Features to Create AI Shorts with Lumen5:

Offer you a powerful text-to-video generator that can convert text to AI Shorts in minutes from your blog’s URL and any text provided.

Powerful AI script composer will summarize blog posts and provide text and provide you with suggested video titles and multiple video versions and perfectly align each video scene with the right images and videos from its vast video assets and templates.

Seamlessly switch among 16:9, 9:16, and 1:1 video aspect ratio.

Use premade color palettes to personalize the color of AI Shorts.

Provide you with royalty-free photos, videos, and music.

How to Make AI Shorts by Lumen5 Online:

How to use Lumen5 to convert text to AI Shorts.

Step 1

Sign up free for Lumen5 > In the dashboard, click New Video > click Skip > you opt to use AI Script Composer to transform your text into video or upload your taking head video or start from scratch. > select “Use AI Script Composer to convert text to video.

Step 2

Paste your blog’s URL or copy and paste an article, blog or script into the text block > click Continue with AI > AI will summarize the provided text and will generate 10+ video titles, intro, and different sections for your AI Shorts > click Convert to Video. Now, AI will generate text animations and find matching video and image stock for your AI Shorts.

Step 3

Click the Format tab > select vertical to seamlessly switch from 16:9 video aspect to 9:16 video aspect for AI Shorts.

Step 4

Customize the text font, color, size, and highlighted area > extend or shorten the duration of each video scene > click Swap Design to tailor the style of each video scene > shuffle colors.

Step 5

Go to the Music tab > search for an ideal piece of music for your AI Shorts.

Step 6

Click Publish > save the AI YouTube Shorts to your computer.

Downside:

Its editor is not integrated with ChatGPT to directly write AI scripts for AI YouTube Shorts.

No text-to-speech and video transitions.

Can’t fully customize the text animations.

Can only add one audio track to the video for your AI Shorts.

Limited sound effects and the icons look vintage and cheesy.

3. HeyGen

If you are camera shy and prefer to make faceless AI Shorts for news releases in your niche or snackable YouTube tutorials and explainer videos to boost engagement on YouTube, look no further than HeyGen AI Shorts maker, a full-featured AI video maker that offers you AI avatars, text-to-speech generator and the ability to convert images to taking photos for your AI Shorts.

Use HeyGen AI Shorts maker to create faceless AI Shorts with lifelike AI avatar.

Best Features to Create AI Shorts with HeyGen:

Offer you 100+ lifelike and 4K AI avatars to make AI YouTube Shorts and you can create custom AI avatars for AI Shorts.

Select from 9:16 premade video templates for creating AI Shorts on extensive topics, such as ads, e-commerce, breaking news, educational videos, explainer videos, health, festival, others, etc.

Create engaging talking photos from your images.

Use a text-to-image generator to create AI images for your AI Shorts.

ChatGPT script writer to help you write scripts for AI Shorts, with selections for different tones.

Import PPT and PDF for video scripts.

Use the versatile text-to-speech generator to convert scripts to lifelike AI voices. There are 300+ AI voices across 40+ languages. You can customize AI voices’ speed, pitch, pause, and gender.

Offer voice clone feature for premium users.

Royalty-free images, music, and videos.

How to Make AI Shorts by HeyGen Online:

How to use HeyGen AI Shorts maker to create faceless AI Shorts.

Step 1

Sign up free for HeyGen > access its online video editor > click Create Video to the top right corner > select Portrait video aspect ratio.

Step 2

Click the Template tab > select a readymade and editable YouTube Shorts template > add it to the timeline.

Step 3

Double-click the premade text > customize text font, size, color, opacity, and position.

Step 4

Click the ChatGPT icon to use ChatGPT Script Writer to write AI scripts for your AI YouTube Shorts. You can use ready-made ChatGPT prompts such as “shorter”, “longer”, “more professional” and “more engaging” to refine the scripts and click Apply the script for AI Shorts.

Step 5

Click the text-to-speech generator > select the language, voice speed, gender and pitch.

Step 6

Click the Avator tab > drag and drag an ideal AI avatar to replace the premade one > choose from Close-up, Half-body, and Cicle View for how AI avatar looks or even swap face for an uploaded image.

Step 7

Head to Element tab > Music > select royalty-free music for your AI Shorts.

Step 8

Click Submit button to render the video project > save the AI Shorts to your computer.

Downside:

No auto subtitle generator to add subtitles to YouTube Shorts.

Can’t preview the animation of the AI avatar in real-time.

Text-to-speech AI voices don’t have voice styles to choose from.

Limited video transitions.

Limited audio assets and no sound effects available.

Can’t customize the text animations.

No text-to-video generator.

4. Opus Clip

Lastly, but certainly not least, for YouTube content creators, if you have many published long YouTube videos with great traffic and numerous likes and shares and you want to repurpose these long YouTube videos into short videos for YouTube Shorts using AI, another ultimate solution is using Opus Clip AI Shorts maker.

Use Opus Clip to create compelling AI Shorts in minutes.

Different from the above AI Shorts makers, Opus Clip uses its generative AI video tool to analyze your published YouTube video’s URL or uploaded YouTube videos and automatically repurpose a long video into multiple AI Shorts in minutes with the auto-captions, AI-estimated viral scores for each AI Shorts and other basic editing tools.

Best Features to Create AI Shorts with Opus Clip:

Directly paste your existing YouTube videos’ URL or upload a YouTube video to convert it to multiple AI Shorts.

Opus Clip will break down a long YouTube video into 7 or more AI YouTube Shorts with AI-generated YouTube Shorts titles, viral score likelihood (how likely these Shorts will go viral), descriptions, and auto-post to TikTok.

Use AI face tracking to ensure your face stays in the center of the frame.

Customize the auto emojis, AI keywords highlighter, and auto-captions.

Upload images (PNG, JPG, JPEG) for image overlay, such as logo, CTA, etc.

Select the layout of the video, such as Fill (whole screen), Fit (center), and Split (two people in a frame).

Fit Layout Crop aspect ratio: keep original video aspect ratio; 4:3; 1:1.

Add Auto intro caption to give viewers more context.

How to Make AI Shorts by Opus Clip Online:

How to use Opus Clip AI Shorts maker to create AI Shorts from long YouTube videos.

Step 1

Access Opus Clip > copy and paste your URL (or upload a YouTube video) > click Get Clips in one link.

Step 2

Opus Clip will email you to notify you that your AI Shorts are ready > check these AI Shorts with video title, AI-generated viral score, and captions > find one you like best > click Edit button.

Step 3

Click Caption tab > proofread auto-generated captions > select a word or emoji and customize text color and emojis.

Step 4

Click Brand tab > set auto captions’ line (three lines per page or one line), caption position > upload images or log for CTAs > set text font, size, boldness, font color, font stroke, shadow, etc. and AI Short’s layout (fill, fit, split), etc.

Step 5

Click Save & Complie > save the AI Shorts to your computer.

Downside:

Opus Clip’s algorithm doesn’t work for certain video content, such as Vlog, Gaming videos, and music videos.

Currently, it only supports English, German, French, and Spanish.

Limited video editing tools: no transitions, video assets, TTS, etc.

To get the best results, the original YouTube video has to be longer than 15 mins because the longer the original YouTube video is, the more AI Shorts you will get.

Now, It's Your Move

With mighty AI Shorts makers, you can expedite your YouTube Shorts editing process and easily repurpose existing long YouTube videos into captivating AI Shorts. As you can tell, not all AI Shorts makers are made equal! Feel free to experiment with all the recommended AI Shorts makers mentioned above and share this post on your Facebook or Twitter and let us know which one resonates with you the most. Cheers to your video editing success!

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Frank /

Passionate about photography, video-making and travel, Frank is a seasoned copywriter and a beloved father of 2-year-old daughter at FlexClip. He is always keen to share his latest discovery about video marketing and tricks to relive your memories through videos and images.