Thumbnail Master

Tracking since Apr 18, 2026.

Changelog

• Apr 27, 2026
  description

  🎨 Thumbnail Master - AI-Powered Content Creation
  Create eye-catching YouTube thumbnails and stunning AI videos directly from your browser. No design skills needed!
  ✨ Key Features:
  🖼️ AI Thumbnail Generator
  
  Enter your video title and get professional thumbnails instantly
  Multiple style options: Gaming, Vlog, Tutorial, News, Cinematic & more
  Powered by Nano Banana Pro AI engine
  2 unique variations per generation
  
  🎬 Text-to-Video (T2V)
  
  Describe any scene and watch it come to life
  Support for 16:9 and 9:16 aspect ratios
  Perfect for YouTube intros, shorts, and social media
  
  📸 Image-to-Video (I2V)
  
  Upload any image and animate it with AI
  Add motion to static photos
  Great for product showcases and creative content
  
  🔔 Background Processing
  
  Start generation and close the window
  Get desktop notifications when ready
  Never lose your work again!
  
  📁 Built-in History
  
  All generations saved automatically
  Re-download anytime
  Easy management with delete options
  
  🔐 Secure & Simple
  
  Login via Telegram bot (@ProThumbnailBot)
  Token-based authentication
  No passwords to remember
  
  💎 Credit System
  
  Start with free credits
  Earn more by referring friends
  Affordable packages available
  
  Perfect for YouTubers, content creators, social media managers, and anyone who wants professional visuals without the hassle!

  Thumbnail Master — AI-Powered YouTube Thumbnail Generator
  
  Create stunning, click-worthy YouTube thumbnails in seconds with 5 powerful AI engines — all from your browser.
  
  🎨 5 AI ENGINES
  • Nano Banana Pro — Google's premium image model with 4K outputs and precise text rendering
  • Nano Banana 2 — Lightning-fast generation, perfect for quick iterations
  • GPT Image 1.5 — OpenAI's photorealistic engine with excellent prompt following
  • GPT Image 2 — OpenAI's latest and most advanced image model
  • Grok Imagine — xAI's creative engine for bold, eye-catching visuals
  
  ⚡ KEY FEATURES
  • One-click thumbnail generation while browsing YouTube
  • 21 creative styles: Cyberpunk, Anime, Watercolor, Film Noir, Comic Book, and more
  • Reference image support — upload images to guide style and composition
  • Background processing — close the popup, your thumbnails keep generating
  • Desktop notifications when your thumbnails are ready
  • Generation history with instant downloads
  
  🔧 HOW IT WORKS
  1. Click the extension icon on any YouTube page
  2. Enter your video title and pick a style
  3. Choose your AI engine
  4. Hit Generate — done in under 60 seconds
  
  📎 REFERENCE IMAGES
  Upload 1-3 reference images to guide the AI. Match your channel's branding, replicate a composition you like, or set the color palette.
  
  💬 NEED HELP?
  • Telegram Bot: @ProThumbnailBot
  • Website: thumbmaster.app
  
  Credits are shared across the extension, website, and Telegram bot. Buy credits directly from the Telegram bot using crypto.
  
  Start creating thumbnails that get clicks — install Thumbnail Master now.

• Apr 27, 2026
  short_description

  Create stunning YouTube thumbnails and AI videos. Text-to-Video, Image-to-Video. Background processing with notifications.

  Create YouTube thumbnails with 5 AI engines. Nano Banana Pro, GPT Image, Grok Imagine.

• Apr 27, 2026
  host_permissions

  http://91.132.51.226:5000/*, http://91.132.51.225/*

  https://thumbmaster.app/*, http://91.132.51.225/*

Permissions & access

Permissions

storagenotifications

Host access

https://thumbmaster.app/*, http://91.132.51.225/*

Screenshots

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