Image Upscaler
Upscale and enhance images locally with AI super resolution models.
Input Image
Drag & drop an image here
Supports PNG, JPG, WebP
Waiting for an image
Upscaled Output
Upscaled image will appear here.
Run the upscale to preview and download.
No output yet
Upscale Settings
Model: /models/realcugan/4x-conservative-64/model.json
Workflow
- Upload the image you want to enhance.
- Choose a model type.
- Run AI upscale and download the result.
Privacy
Processing runs entirely in your browser. No uploads or server storage.
Image Upscaler (AI Super Resolution) - Enhance and enlarge photos locally in your browser with Real-ESRGAN and RealCUGAN-based models. Improve clarity, recover details, and generate high-resolution outputs without uploading files. Choose a model, upscale by 4x, compare before/after, and download instantly.
What it does
- AI super resolution to increase image size and clarity
- Model choices for different content types (general, anime, denoise/no-denoise)
- Local processing for privacy-friendly workflows
- Side-by-side compare to review improvements
- Flexible rendering with WebGL or WebGPU backends
Key features
- Multiple AI models
- RealCUGAN Conservative (4x) for safe detail recovery
- RealCUGAN No Denoise (4x) for texture preservation
- Anime+ (4x) for illustration and line art
- General+ (4x) for everyday photos
- Fast preview of upscaled output
- Downloadable results at higher resolution
- Model status indicators and loading feedback
- Local-only processing: no server storage or uploads
How to use
- Upload an image (PNG/JPG/WebP).
- Pick a model that matches your content type.
- Run upscale and wait for the AI result.
- Compare with the original and download the output.
Tips for best results
- Use General+ for photos and Anime+ for drawings or comics.
- Try No Denoise if fine texture looks too smooth.
- Prefer WebGPU for faster processing when available.
- Start with a clean, well-lit image for the best upscaling.
Use cases
- Restore old photos and improve clarity
- Prepare images for large prints or posters
- Enhance product photos for e-commerce
- Sharpen screenshots for documentation
- Upgrade game art, sprites, or illustrations
- Create higher-resolution social media assets
Privacy & performance
- Runs entirely in the browser; images stay on your device
- Model files may load over the network the first time
- Choose WebGL or WebGPU depending on device support