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.