Is superimpose free?

Free to use without Watermarks. Superimpose+ allows you to remove photo background in one tap, and to overlay multiple images. You can overlay and edit multiple images and photos and combine them. Also it can superimpose images and text.

How do I put a picture on top of another picture on my iPhone?

Scroll down and tap Double Exposure. Tap the photo icon at the bottom of the screen to choose a photo to superimpose. Choose a second photo that will appear over top of the first. You will now be able to move the second photo around by dragging it with your finger.

How do you cut an image and paste it on another?

Paste one selection into or outside another

Cut or copy the part of the image you want to paste.
In the same image or another, select the area you want to paste into or outside.
Do either of the following:
Select the Move tool , or hold down the Ctrl (Win) or Command (Mac) key to activate the Move tool.