Show HN: ThumbFlow AI – Create viral YouTube thumbnails in seconds with AI

14 hours ago 2

Create professional YouTube thumbnails in seconds with AI. One-click generation, 4-in-1 toolkit, and pay-per-use pricing - starting from just a few cents per thumbnail.

Text-to-ImagePhoto Background SwapFace ReplacementSmart Text Editing

Complete Thumbnail Creation Suite

Everything you need to createviral thumbnails

Stop spending hours in design tools or paying expensive freelancers. Our AI platform delivers professional thumbnails in seconds at a fraction of the cost. Four core AI tools, one simple interface.

Text-to-Thumbnail Generation

Simply describe your vision and watch AI create professional YouTube thumbnails instantly. No design skills needed - just tell us what you want.

Photo Background Transformation

Upload any photo and transform the background instantly. Perfect for putting yourself or your products in eye-catching scenes that drive clicks.

AI Face Replacement

Replace faces in thumbnails with your own photos. Great for creating consistent branding across all your video thumbnails.

Smart Text & Detail Editing

Fine-tune your thumbnails with natural language commands. Add text, adjust colors, modify details - all through simple chat instructions.

Chat-Style Interface

No complex menus or confusing tools. Just chat with our AI like you would with a designer. Simple, intuitive, and fast.

Affordable & Scalable

Save hours of design time and costly freelancer fees. AI thumbnails in seconds from just $9, or unlock 100 credits for $18.9/month.

Why creators chooseThumbFlow AI

Compared to hiring freelancers on Fiverr or spending hours in design tools, our AI delivers better results faster and cheaper.

< 0.0s

< 20s

Average Creation Time

0.0%

90% less

Cost vs Traditional Design

0.0%

99.9%

AI Model Accuracy

0.0-in-1

4-in-1

Tools in One Platform

Pick Your Perfect Plan

From side-projects to full-time creators, our plans unlock every AI feature—no hidden limits, no surprises.

Basic

$13.2/month

Billed Annually

$18.9/monthSave 30%

Perfect for creators starting their AI journey.

  • 120 credits per month (~24 generations and edits)
  • All AI features unlocked
  • Text-to-image generation
  • Smart editing & face swap
  • No watermarks
  • Early Access to New Features

🎯 Best Value

Advanced

$27.2/month

Billed Annually

$38.9/monthSave 30%

Best value for serious creators and small teams.

  • 600 credits per month (~120 generations and edits)
  • Everything in Basic plus advanced features
  • Priority processing queue
  • 20% faster generation
  • Early Access to New Features

Premium

$55.2/month

Billed Annually

$78.9/monthSave 30%

For power users and growing businesses.

  • 1800 credits per month (~360 generations and edits)
  • Everything in Advanced plus premium features
  • Highest priority processing
  • 40% faster generation
  • Early Access to New Features

Frequently askedquestions

Everything you need to know about creating amazing thumbnails with AI

Our credit-based system means you only pay for what you create. Pricing varies by feature (text-to-image, background swap, face replacement, smart editing), but it's significantly cheaper than hiring freelancers on platforms like Fiverr where thumbnails can cost $10-80 each.

Absolutely! Upload your own photos and our AI will automatically extract you from the background and place you in any scene you describe. Perfect for creating consistent branding across all your video thumbnails.

Most thumbnails are generated in under 20 seconds. Compare that to spending hours in design software or waiting days for freelancer delivery. Our AI works 24/7 and delivers professional results instantly.

Use our smart editing feature! Simply tell the AI what you want to change in plain English. Add text, adjust colors, modify details, or change expressions - all through simple chat commands.

Not at all! Our chat-style interface is designed for content creators, not designers. Just describe what you want like you're talking to a friend, and our AI handles all the technical aspects of design and composition.

Yes! All thumbnails are generated in high resolution perfect for YouTube (1280x720 pixels). You can download them instantly after creation and use them immediately for your videos.

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