Combine Or Stitch Multiple Images Together Using This Free Tool
If you have multiple photos that need to be combined or stitched together then Photo Stitcher is a free tool for Windows that can do that. Besides that, it can also annotate images and add watermarks to them. It is free and can be used offline.
Download and install it from here.
After it is installed, launch it. To add photos, click on the Add button from the top panel or choose Open from the editing...