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Image Upscale

Upscale images in high quality. 100% browser processing for safety.

Upscale Options
AI produces sharper results but takes longer to process.
Higher scale factors result in larger file sizes.
Applies only to JPEG and WebP formats.
AI upscaling uses TensorFlow.js + ESRGAN model. The first run takes time to download the library and model, which are then cached in the browser. All processing is done in the browser.
Drag images here or click to select

Supports JPG, PNG, WebP files (max 20MB)

Upscaling image...

Processing image. Please wait.

Upscale Complete
Original
Original
Upscale
Upscaled
100% Crop Comparison

Click on the image to see an original/upscaled comparison of that area.

Original (100%)
Upscaled (100%)

What is Image Upscaling?

Image upscaling is a technology that enlarges low-resolution images to high resolution. Unlike simple enlargement, it uses pixel interpolation algorithms to upscale images more clearly. This tool processes everything in your browser without uploading images to a server, ensuring complete privacy protection.

Use Cases
SNS & Blog Images

Upscale small images to high resolution for clear uploads to social media or blogs.

Print Images

Create high-resolution images needed for printing.

Old Photo Restoration

Upscale low-resolution old photos for a clearer view.

How to Use
  1. Select the scale factor (2x-4x) and output format.
  2. Drag and drop an image or click the file select button.
  3. Check the upscaled image and save using the download button.
Frequently Asked Questions

No. All processing is done in your browser. Images are never sent to external servers, so it is completely safe.

You can upscale up to 4x. The better the original image quality, the better the upscaling result.

You can upload images in JPG, PNG, and WebP formats, and choose PNG, JPEG, or WebP for output.

Uses the browser's high-quality interpolation algorithm (Lanczos) to provide much sharper results than simple enlargement. The better the resolution and quality of the original image, the better the results.
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