Merge Images
Merge images online for free — combine two or more photos into one image, side by side or stacked top to bottom. Match their heights or widths, add gaps, margins and a background colour, reorder them, and download a full-resolution PNG or JPG. Runs in your browser.
100% private — everything runs in your browser. Conversion happens on your device; nothing is uploaded.
Images are joined at full resolution in your browser (up to 12,000 px on the longest side) — nothing is uploaded. Use the arrows to change the order. For grids and collages, try the Photo Collage Maker.
How to merge images into one
- Drop the images you want to combine.
- Choose side by side or stacked, and arrange the order.
- Set size matching, gaps, margins and background.
- Download the merged PNG or JPG.
What you can use it for
- Make before-and-after comparisons
- Combine screenshots into one image to share
- Join photos for social posts and listings
- Stack pages or receipts into one image
More free tools
Editing images?
Convert, compress, resize and vectorize images with our free, private image tools.
See all free image tools →Frequently asked questions
How do I put two pictures side by side?
Drop both images in, keep “Side by side” and “Make them the same height”, and download.
Can I merge more than two images?
Yes — add as many as you like and reorder them with the arrows.
Will it reduce quality?
No — images are joined at full resolution (up to 12,000 px on the longest side).
Is there a watermark?
No, and nothing is uploaded.