AI tools for creating YouTube Shorts from scratch or from long-form content, with captions, effects, and optimized export.
Quick answer
The best youtube shorts generators depends on your source footage, editing control, caption needs, and publishing workflow. Use the comparison below to choose the tool that fits the job.
Use these criteria before choosing one of these youtube shorts generators. They separate a real editing workflow from a simple generator or caption-only tool.
Decide whether Shorts come from long videos you already have or from a written script. Clipping tools and generators solve different problems.
Check how fast you can change the opening line and title card, since the first seconds decide whether the Short is watched at all.
Look at faces, on-screen text and product details after the crop. A vertical export that cuts the subject wastes the clip.
For a daily schedule, compare included exports, upload minutes and how many Shorts you can queue before hitting a limit.
| Tool | Best for | Pros | Cons |
|---|---|---|---|
 BlitzReelsOur pick | Automated Shorts creation with AI at scale | AI-generated visuals (not just stock) | No direct YouTube posting |
 AutoShorts | Hands-off Shorts generation | Fully automated | Very limited editing |
 InVideo AI | Quick AI-generated Shorts with multi-model options | Multi-model AI generation | Watermark on free tier |
 OpusClip | Turning long videos into Shorts + AI generation | Smart highlight detection | Best for repurposing existing content |
Best for: Automated Shorts creation with AI at scale
AI video platform for creating YouTube Shorts with AI visuals, 30+ caption styles, and visual workflow automation for batch creation.
Best for: Hands-off Shorts generation
Automated faceless YouTube Shorts generator from text prompts.
Best for: Quick AI-generated Shorts with multi-model options
Prompt-based multi-model video generation (Sora 2, VEO, Kling) suitable for Shorts.
Best for: Turning long videos into Shorts + AI generation
Clips highlights from long YouTube videos into Shorts-format clips, plus Agent Opus for text-to-video.
AutoShorts is the simplest if you just want hands-off generation. Opus Clip is better for clipping existing long-form videos into Shorts. BlitzReels sits in between: AI generation with a timeline editor, 30+ caption styles, and workflow automation for producing Shorts at scale.
Yes. BlitzReels offers visual workflow automation and API access for batch Shorts creation. Opus Clip offers Make/n8n integrations. AutoShorts offers basic automation with less control.
Yes, if they meet YouTube's guidelines for original content. Use unique AI-generated visuals (not stock footage) and original scripts. BlitzReels' AI models create unique visuals suitable for monetization.
15-45 seconds typically performs best. YouTube Shorts can be up to 60 seconds. Focus on hooking viewers in the first 2 seconds.
These pages help you move from choosing a tool to making a short video.
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4 toolsCreate
Start with one raw clip or a long-form recording. BlitzReels gives you the captions, clipping, cleanup, and export tools in one place.
Create my first shortNew short-form project
Drop video or paste a URL
Upload source video
Clip, caption, reframe, clean up, export