The Midjourney of YouTube Thumbnails

The Midjourney of YouTube Thumbnails

AI thumbnails that outperform human-made designs. Generate up to 4 variations at once — your face stays consistent, every time.

Start Creating FreeSee How It Works

No credit card required. 5 free thumbnails included.

1,000+

Thumbnails Generated

100+

Creators Joined

500+

Inspirations Saved

Template Mode

Template = endless thumbnails

Start from any thumbnail you love. Use it as a template and let our AI slide it into whatever variation you want.

Template

generates any of these

One template. Unlimited possibilities.

We have more than 100 templates ready for you

Sound Familiar?

Another hour lost to Canva

You spend more time designing thumbnails than editing your actual video. Every. Single. Week.

Why doesn't my face look the same?

You've uploaded your photo 47 times this month, and somehow it looks different in every thumbnail.

Which thumbnail style should I copy?

You're 20 tabs deep into competitor research, and you still haven't started designing.

Here's the harsh truth: Your thumbnail is the difference between 100 views and 100,000 views. While you're spending hours on thumbnails that might work, top creators are using AI to generate thumbnails that consistently outperform. They're getting more clicks while spending less time on design.

The Solution

Meet Your AI Thumbnail Designer

Thumbfa.st isn't just another AI image generator. It's built specifically for YouTube creators who want professional thumbnails without the professional learning curve.

Your Face, Every Time

Upload your photo once, use it forever. Our AI maintains your exact likeness across every thumbnail — building the brand recognition that drives repeat clicks.

Copy What Works

See a high-performing thumbnail? Paste the YouTube URL. We extract the style, colors, and composition from proven winners so you can replicate their success.

A/B Test Like the Pros

Generate 1-4 thumbnail variations with one click. Data-driven creators A/B test their options — now you can too.

More Videos, More Views

Stop losing momentum to thumbnail design. Spend that time creating content that grows your channel.

Live Demo

See It In Action

Watch how easy it is to create professional thumbnails

thumbfa.st/editor

A surprised face looking at a giant pile of money with dramatic lighting and bold yellow text saying 'I WON'

ImagesUse elements of an image

Add images

Style ReferencesUse the style of an image

PersonsUse a person's likeness

Melvyn

47thumbnails

Gemini 3 Pro

1

2

3

4

Generate

Jun 2, 2026

Gemini 3 Pro2.1s

Gemini 3 Pro2.1s

Gemini 3 Pro2.1s

Gemini 3 Pro2.1s

A surprised face looking at a giant pile of money with dramatic lighting and bold yellow text saying 'I WON'

Reuse

4 variations generated in 2.8 seconds

Podcast Mode

Same setup. Endless guests.

Upload one podcast thumbnail template. Our AI swaps guests seamlessly — keeping your style, lighting, and brand consistent across every episode.

Your template

One template. Infinite guests. Zero redesign.

Everything You Need. Nothing You Don't.

Powerful features designed specifically for YouTube creators who want professional thumbnails fast.

Upload Once, Generate Forever

Create a 'Person' profile with your photos and description. Every future thumbnail automatically includes your consistent likeness. No more re-uploading, no more AI guessing games.

Copy Any Thumbnail's Vibe in 10 Seconds

Paste any YouTube URL. We grab the thumbnail and our AI analyzes the style, colors, text placement, and mood. Save it to your Inspiration library and reference it whenever you create.

Inspiration

Result

4 Options. 1 Click. 0 Guesswork.

Generate up to 4 thumbnail variations simultaneously. See them side by side, pick your favorite, or test them all. Each variation uses just 1 thumbnail from your plan.

1234

Never Lose a Good Idea

Every thumbnail you generate is saved automatically. Scroll through your version history, compare iterations, and revisit old ideas anytime.

Ready to Upload, Zero Adjustments

Every thumbnail is generated at YouTube's exact 1280x720 resolution. Download as high-quality PNG and upload directly to YouTube Studio.

3 Steps to Your Next Viral Thumbnail

No design skills needed. No complicated software. Just describe what you want and let AI do the heavy lifting.

Step 01

Set Up Your Creative Assets

Upload your face photos to create a Person profile. Paste YouTube URLs to save thumbnail styles you love. Do this once - use them forever.

Step 02

Describe Your Vision

Write a simple prompt describing your thumbnail. Select your Person, choose an Inspiration for style guidance, and pick how many variations you want (1-4).

Step 03

Generate and Download

Click generate and watch the AI work its magic. Preview your thumbnails, download the winner, and upload to YouTube. Total time: under 60 seconds.

Never Get Blocked

Bypass AI Restrictions

Copy any thumbnail with our built-in pixelate tools. When AI policy blocks your generation, simply pixelate the face and fix the problem.

Built-in Pixelate Tool

Pixelate any face or sensitive area directly in the editor with a single click.

Bypass Policy Blocks

When AI refuses to generate due to policy restrictions, pixelate and regenerate.

Watch how to bypass AI restrictions using the pixelate tool

Creators Are Getting Results

Join thousands of YouTube creators who've transformed their thumbnail workflow.

"The tool is really enjoyable to use!"

Alex So Yes

Content Creator

Great experience

"I love this product."

Alex Paris

YouTuber

Worth it

"I subscribe pro after using it for my youtube videos :D"

Content Creator

YouTuber

Amazing tool

The Story Behind This

The Thumbnail That Changed Everything

I'm Melvyn, and I used to spend hours perfecting thumbnails. Then I ran an experiment.

I A/B tested an AI-generated thumbnail against my best human-made designs. The result? The AI version got 2x more watch time. 51.5% watch time share vs 24.8% and 23.7% for the others.

That single test made me fire my thumbnail designer and go all-in on AI. The performance difference was too significant to ignore.

I built this tool so every creator can get the same unfair advantage — thumbnails that actually outperform.

Real A/B test results: AI thumbnail won with 51.5% watch time share

Pricing

Pick your plan

Start creating thumbnails in under a minute. No credit card required.

free

Get started with basic thumbnail generation

$0

• 5 thumbnails included
• Up to 2 thumbnails at once
• 10 inspirations
• 2 persons
• Gemini model only
• thumbfa.st watermark on exports
Sign up

Most Popular

pro

For regular creators who need more thumbnails

$19/mo

• 150 thumbnails/month
• Up to 4 thumbnails at once
• Unlimited inspirations
• Unlimited persons
• Priority support via live chat
• Gemini + OpenAI models
• No watermark on exports
Sign up

ultra

Maximum thumbnails for power users

$49/mo

• 500 thumbnails/month
• Up to 4 thumbnails at once
• Unlimited inspirations
• Unlimited persons
• Priority support via live chat
• Gemini + OpenAI models
• No watermark on exports

Lifetime Access.Bring your own API keys, pay once

$199Sign up

All plans include basic features like unlimited access and community support.

Need a custom plan? Contact us

FAQ

Frequently Asked Questions

What is Thumbfa.st?

How does the AI generation work?

What are Person profiles?

How does the Inspiration feature work?

How many thumbnails can I generate at once?

What's included in the subscription?

Can I try it for free?

What image format do thumbnails come in?

Get Thumbnails That Actually Convert

Stop guessing what works. Our AI thumbnails consistently outperform human-made designs. Join 2,000+ creators who've seen the results.

Create Your First Thumbnail FreeQuestions? Contact Us

No credit card required. Cancel anytime.

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