A free program for Android, by Kei3N Apps.
Photo Poses for Boys and Girls is the best photo editor for Android phones. It is free to download and easy to use. You can import any photo from the gallery and apply various filters and effects to make your image look better. You can even add your own text and draw different lines and shapes.
All you need to do is to import a photo from the gallery, apply a filter or effect, and save the photo to the gallery. You can apply the same filter or effect to the whole image or to a specific part of the image.
There are many different categories of filters and effects. You can find the ones that are easy to use and the ones that are more complicated.
This app is a great way to learn how to take a good picture.