Shooting a panorama, capturing a long webpage screenshot, or laying out several charts side by side — all of these need horizontal image stitching: combining multiple images left-to-right into one wide image. It's a frequent task in content creation and asset organization.
This guide covers how to stitch images horizontally online, and how to keep seams clean with no quality loss.
When you need horizontal stitching
- Panorama photos: phone panorama mode can't cover it all, so shoot in parts and stitch
- Webpage/document screenshots: split a long page into segments, then stitch them back
- Chart comparison: lay out multiple data charts side by side into one shareable image
- Wide banners: combine design assets exported in blocks into a full frame
- Chat logs: stitch horizontally-scrolling content captured in segments
The key to horizontal stitching is arranging images of similar height into one row and outputting a unified-height wide image.
Online horizontal stitching steps
Use the PixelForge Image Stitch tool to stitch horizontally:
- Upload multiple images in left-to-right order
- Select horizontal mode: the tool arranges images in one row
- Set alignment: top, center, or bottom aligned — center is usually most natural
- One-click combine: the tool unifies the canvas and aligns everything
Practical tips
- Keep heights similar: crop to similar heights before stitching for cleaner seams
- Order before upload: upload order = stitch order, plan left-to-right first
- Avoid partial images: keep every image edge complete so nothing gets cut
- Compress after stitching: wide images get large, use the online compressor to shrink before sharing