PhotoFunia is a photo editing app that places your photos realistically in different settings.
The same photo in a London scene:
The app works by choosing an effect. Then you choose to upload an existing photo or take a new picture. Some effects require just your face. They’re a few customizable options for specific effects like lighting, texture, frame, color, and style. Right now the app has 401 effects and is completely free with no ads, available at the Google Play Store.