This is useful for comparing before and after photos. It makes it easier to take pictures at the same angle and framing. You can save a photo that clearly shows the difference from the previous time.
How to use 1. Choose your favorite image. 2. Choose a photo size. 3. Take a picture. 4. save. That's all for basic operations. This is useful for checking changes in weight loss and recording before and after. For example, I to take pictures of a plant once a week to see the way and the pace of its growth. You can save a photo that clearly shows the difference that has grown week by week.
You can select and save either the photo you just took or the photo you overlaid. 1. Re-shoot with the first selected image. 2. Take a picture again with the saved photo. 3. Exit.
Create another photo from the same photo by re-shooting, or create a mixed image like a continuous shooting effect.