10+
Category Special Styling
100+
Daily Thumbnail Generations
10k+
YT Thumbnails Generated
1K+
Active Creators
How Ni3 AI Thumbnail Generator Works?
From idea to professional Viral thumbnail in just a few clicks — Our Platform makes design effortless for you!
Select the Style (Category)
Select your Video Category from the List, Right selection will make your Thumbnail Awesome!
Edit the Details
After Selecting, Edit the [YOUR VIDEO TITLE] text with your Video Title or Topic!
Customize and Generate
Make quick edits in the prompt if you need, otherwise Click generate — then download your ready-to-use, high-quality thumbnail.
Powerful Core Features
Subheading: ThumbLab is packed with AI-driven tools that make designing professional thumbnails, covers, and branding visuals faster and easier than ever.
AI-Powered Design
Generate eye-catching thumbnails and covers in seconds with intelligent AI that understands your content.
Category Specific Styling
Choose from pre-optimized Category for your Video for the best possible Thumbnail generation for your Video.
Customizable Styles
Add Easily tweak colors, fonts, and layouts to match your personal brand or campaign style in the prompt.
One-Click Downloads
Save time with instant, high-resolution 4K exports ready for YouTube, anytime.
Explore Our Creations
Discover stunning thumbnails, covers, and branding designs crafted with Ni3 App — proof of how AI turns ideas into visuals.
fanzine11111
Create a Powerful Viral and Catchy YouTube thumbna...
fanzine11111
Create a Powerful Viral and Catchy YouTube thumbna...
msiddhant
Game: 7 Days to Die | Survival Horror 📐 Aspect...
msiddhant
Game: 7 Days to Die | Survival Horror Aspect Ra...
msiddhant
Ultra-realistic cinematic survival horror scene in...
msiddhant
Ultra-realistic cinematic survival horror scene in...
msiddhant
Theme: 7 Days to Die | Survival Horror | Near-Deat...
msiddhant
High-energy cinematic Minecraft thumbnail inspired...
Simple & Transparent Pricing
Choose a plan that fits your needs — no hidden fees, just powerful tools to create professional thumbnails with ease.
Basic
$4.99 / Month
$49.00 / Year
Generate upto 10 Thumbnails/month
-
100 AI credits for thumb generation
1200 AI credits for thumb generation
-
Available for lifetime
-
Available for lifetime
-
No daily limit
-
Priority processing queue
-
No watermark
Plus
$19.99 / Month
$199.99 / Year
Generate upto 50 Thumbnails/month
-
500 AI credits for thumb generation
6000 AI credits for thumb generation
-
Available for lifetime
-
Available for lifetime
-
No daily limit
-
Priority processing queue
-
No watermark
Pro
$49.99 / Month
$499.99 / Year
Generate upto 150 Thumbnails/month
-
1500 AI credits for thumb generation
18000 AI credits for thumb generation
-
Available for lifetime
-
Available for lifetime
-
No daily limit
-
Priority processing queue
-
No watermark
Frequently Asked Questions
Find quick answers to the most common questions about using Ni3 App, pricing, and features.
What Our Users Say
Real stories from creators who transformed their content with Ni3's AI-powered visuals.
Darlene Robertson
As a new YouTuber, having professional thumbnails is everything. Ni3 made my YouTube Videos stand out instantly.
Emily Johnson
Ni3 App completely changed the way I design YouTube thumbnails. It’s fast, creative, and super easy to use.
Sophia Lee
I love how quick it is to generate podcast covers. What used to take me hours now takes just a few clicks.
Daniel Carter
My YouTube Channel looks so much more polished thanks to Ni3 App. The AI-generated designs are spot on.
Olivia Martinez
I’ve saved so much time creating Best YouTube Thumbnails for my videos. Ni3 app is a must-have for creators specially for new and rising youtubers.
Ready to Make Catchy Thumbnails?
Create stunning YouTube thumbnail designs for your Videos in just seconds with Ni3 App's AI-powered tools.
Have questions or need a custom plan?Insights & Inspiration
Explore expert tips, AI design trends, and creative strategies to take your visuals to the next level.
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