Channel analytics × AI thumbnail improvementFree

Data-driven thumbnail improvements.

Analyze your channel's viewing data, identify videos with the most improvement potential, and get AI-powered thumbnail suggestions.

Start for free See how it works

One-click Google sign-in · Free · No credit card

Improvement preview

Before

After

料理

You spent hours on that thumbnail. Is it actually getting clicks?

The thumbnails you worked hardest on often perform the worst. Sound familiar?

You can't tell if it's good or bad. Nobody can.

You don't need design expertise — you need data. That's what ThumbMentor gives you.

Thumbnail creation — the task you dread most?

You want to focus on making videos, but thumbnails keep dragging you down. Get that time back.

Connect in seconds

Google sign-in

One click to connect. Your YouTube channel is confirmed in the next step.

Find what to fix

Data-driven picks

ThumbMentor identifies your weakest thumbnails automatically.

Get improved thumbnails

Better options, fast

See improved thumbnails instantly. Compare, iterate, and keep your history.

Three ways to use it

From improving existing thumbnails to creating new ones from scratch.

Your face stays. The design goes pro.

Improve text placement, colors, and contrast. Generate versions with different expressions too — your identity is always preserved.

Hand over a rough. Or start from zero.

Drop in a rough placeholder and get pro-quality results matched to your genre. No video needed — just an idea.

Cómo funciona

How it works

Three steps from sign-in to improved thumbnails.

Connect your channel

See what needs fixing

ThumbMentor reads your recent uploads and finds the videos where a thumbnail improvement could make the biggest difference.

Por qué ThumbMentor

Why it doesn't look like AI.

"AI thumbnail = lazy" is what viewers think. ThumbMentor understands your channel first, then suggests.

Remembers your face — reference shots are auto-registered when you connect. Even with new expressions, it's unmistakably you.

Matches your channel's style — understands your genre, past videos, and visual identity. No generic templates.

"Change just this" works — no need to redo everything. Tweak what you don't like, keep what you do. You stay in control.

Precios

Simple pricing. Start free.

Start with the initial preview plus 5 lifetime manual tries. Upgrade when you're ready for recurring capacity.

Change or cancel your plan anytime.

Free

Try it out first

Monthly improvements

5 manual tries

Channel switching

First activated channel only

No credit card required to get started.

Starter

For creators posting 1–2 videos/week

$19.00

Questions

Is ThumbMentor free to try?

Yes. You get the initial preview plus 5 lifetime manual tries — no credit card required.

How is this different from ChatGPT or Midjourney?

Generic AI creates images from prompts without knowing your channel. ThumbMentor analyzes your actual YouTube data to find which thumbnails need fixing, then generates improvements based on your channel's style and audience.

Do I need design skills?

No. ThumbMentor handles the design. You just review the options and choose.

Can I cancel anytime?

Yes. No long-term commitment. Cancel whenever you want.

Ready to grow your channel?

See my improved thumbnails See pricing