Upscale image to 4K resolution free
Free AI tool to upscale any image to 4K (3840x2160) resolution. Enhance image quality to 4K, 8K or even higher while preserving details and sharpness.
Upscale Your Image to 4K Now
Upload any image and get 4K resolution output in seconds
Upload an image to enhance its resolution
Crisp Upscale
AI-powered resolution
Smart Details
Preserves sharpness
How it works:
- 1Upload your image (any resolution)
- 2Click "Upscale Image" to enhance
- 3Download your high-res result
Upscaled Result
Your upscaled image will appear here
Upload an image and click upscale to enhance its resolution
Why upscale to 4K resolution?
4K (3840x2160) offers 4x more pixels than HD for stunning clarity
Where to use 4K upscaled images
4K Displays
Perfect for 4K TVs and monitors
Presentations
Crisp visuals for business presentations
Large Prints
High-quality posters and banners
Retina Screens
Sharp images on high-DPI devices
How to upscale image to 4K in 3 steps
Upload Your Image
Drop any image into our 4K upscaler. Supports JPG, PNG, WebP up to 20MB.
AI Upscales to 4K
Our AI analyzes and intelligently upscales your image to 4K resolution.
Download 4K Image
Get your 4K upscaled image ready for any use - displays, printing, or sharing.
Upscale to 4K FAQ
How do I upscale an image to 4K?
Simply upload your image to our 4K upscaler. Our AI will automatically enhance it to 4K resolution (3840x2160 pixels) while preserving quality and adding realistic detail.
Is 4K image upscaling free?
Yes! New users get 15 free credits. Each upscale costs 5 credits, so you can upscale 3 images to 4K for free.
What is 4K resolution?
4K resolution is 3840x2160 pixels, which is 4 times the pixels of 1080p Full HD. This provides exceptional clarity for large displays and prints.
Can I upscale to 8K or higher?
Yes! Our AI upscaler can go beyond 4K. You can upscale images to 8K and higher resolutions depending on your needs.
Will my image lose quality when upscaling to 4K?
No, our AI generates realistic details when upscaling. Unlike simple interpolation, AI upscaling understands image content and produces sharp, natural-looking 4K results.