Free Scan Photo Enhancer — Enhance Document Photos Online

Free online scan photo enhancer. Improve scanned document photos with brightness, contrast, threshold, sharpen, and denoise — all in your browser.

About Free Scan Photo Enhancer — Enhance Document Photos Online

Scan Photo Enhancer turns a phone photo of a document into a clean, readable scan. Fine-tune brightness, contrast, threshold, sharpening, and denoising, or use the one-click Auto Enhance preset. An interactive before/after slider shows the improvement, and everything is processed in your browser. It is completely free and runs entirely online — just open the page and start using it.

Features

  • One-click Auto Enhance preset, plus manual controls
  • Adjust brightness, contrast, threshold, sharpen, and denoise
  • Interactive before/after comparison slider
  • Export as PNG or JPEG
  • All processing happens in your browser — no uploads

How to use Free Scan Photo Enhancer — Enhance Document Photos Online

  1. 1Upload a photo of your document or receipt.
  2. 2Click Auto Enhance, or adjust the sliders manually.
  3. 3Drag the comparison slider to check the result.
  4. 4Download the enhanced image as PNG or JPEG.

Frequently asked questions

Is my document uploaded anywhere?
No. Your document is enhanced in your browser and never leaves your device.
What does the threshold control do?
It pushes the image toward clean black-and-white, which makes text on paper sharper and easier to read.
Which formats can I export?
You can download the enhanced scan as a PNG or a JPEG.