AI thumbnail maker for YouTube that writes the brief, generates the image and checks it at feed size
Stage
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Founded
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Based in
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MA
Pricing model
Freemium
Paid
Pricing
Free: 10 image analyses per day, basic AI image analysis, 30-day history retention. Pro: £5/month with 150 image analyses per day, custom AI model prompts, advanced prompt enhancement, permanent history retention, priority support. Ultimate: £10/month with 1000 image analyses per day, custom AI mode
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Key features
Intelligent image analysis for precise prompt generation
Platform-optimized prompts for Midjourney, Stable Diffusion, and Flux
Professional prompt control panel with composition and lighting analysis
Multi-language prompt generation with style preservation
Smart history management with local backup and cloud sync
Drag-and-drop upload and right-click web image recognition
Support for up to 10 daily image analyses on free tier
Chrome extension for easy access
Paste YouTube video link to automatically write brief from title, description and transcript
Text is read back and corrected if letters are wrong
Checked at feed size with readability graded at 336 pixels
Brand kit to apply channel colors, lettering and visual style to every thumbnail
Export at 4K resolution (3840×2160) recommended by YouTube
Auto-Polish finds weakest point and fixes it automatically
What makes it different
Instant image-to-prompt conversion without technical skills required
Platform-specific optimization for Midjourney, Stable Diffusion, and Flux
Professional-grade prompt control with deep scene understanding
Quick recognition anywhere feature with right-click access on any webpage
Smart prompt history with auto-backup and search functionality
Text automatically checked and corrected before you see the image
Built specifically for YouTube's constraints like duration badge corner and feed size
Full commercial rights with no watermark on any plan
EzPrompt
ThumbnailMaker