Image merging guide

How to Merge Images Without Losing Quality

Learn how to merge images without losing quality. Use the right layout, canvas size, and export format for a sharper combined photo.

Image quality usually drops when a tool resizes or repeatedly compresses your files. The best workflow is to use the original images, avoid unnecessary resizing, and export once.

A quality-first workflow

  1. Start with the highest-resolution versions of your images.
  2. Choose a canvas ratio that does not crop important content.
  3. Avoid stretching one image to match another unless necessary.
  4. Export once in PNG when text or sharp edges matter.

PNG or JPEG?

Image typeBetter default
Screenshots, text, logosPNG
Photos and large albumsHigh-quality JPEG
Transparent graphicsPNG

Final checks

  • Use original files
  • Preview at full size
  • Download the generated file directly
  • Avoid re-saving the result repeatedly

Do not screenshot the preview. Merge images in the browser and download the generated file directly.