Free: 10 credits (2 generations). Pro: $9.99/month ($119.88 yearly, 2,400 credits/year). Max: $29.99/month ($359.88 yearly, 9,600 credits/year). Each generation costs 5 credits. Free and Pro results are watermark-free for Pro and Max subscribers; free tier results are watermarked.
Free: 2 credits for new accounts. Paid credits available for additional generations.
Key features
Generate new canvas space around images in square, portrait, or landscape ratios
Position subject within destination frame before generation
Review generated space on comparison canvas before download
No prompts required
Browser-based editor with no software installation
Private uploads and results by default
Watermark-free results on Pro and Max plans
Commercial use rights on paid subscriptions
Support for JPG, PNG, and WebP formats up to 10 MB
Same professional image-extension model across all plans
Upload reference image or screenshot
AI-powered thumbnail generation from text descriptions
Genre presets including obby, tycoon, horror, anime, simulator
Multiple visual style customization options
Download in 1K, 2K, or 4K resolution
16:9 aspect ratio default with 1920x1080 resolution
History feature to compare and save generated results
Support for JPG, PNG, or PDF reference uploads
What makes it different
No complex prompts or AI settings required—just set the frame and position the subject
Designed specifically for image extension without upscaling or cropping
Full control over composition and subject placement before generation
One image adapted for multiple layouts and formats simultaneously
Private by default with automatic deletion after 7 days
Generate bold Roblox thumbnails without design software or skills
Single 16:9 studio for both Roblox and YouTube thumbnails
Genre and style presets for consistent branding across multiple games
Batch testing of thumbnail variations in History without Photoshop
ImgExtender
Roblox Thumbnail Maker