How to use Join images
Join photos and screenshots into one image. Set order, spacing, background, and dimensions, then save JPG or PNG.
When to use this tool
Resize three screenshots to the same width and stack them vertically into a single image.
Choose files and settings
Choose images → Set direction, size, and spacing → Preview and save image. Keep the original files until you have checked the output.
Before you save
Overlapping areas in screenshots are not removed automatically.
Supported features and limits
Vertical joins align widths; horizontal joins align heights. Original proportions are kept. Output is limited to 16,000 px per side and 32 million pixels. Reduce the shared dimensions if necessary. JPG uses the selected background color. Only PNG supports a transparent background.
Check the result
Open the downloaded image or PDF at full size. Check orientation, cropping, image order, and text legibility.