A free program for Android, by Pandaky Apps.

Scary Photo Editor Horror is an app that will allow you to create a scary face for your Halloween or any other occasion. There are various masks to choose from, such as the classic scary clown face, the spooky face of the monster, and others. There are even different styles of masks that you can choose from, such as the classic, the gothic, and the pirate. Once you have chosen the mask that you want to use, you will be able to customize it by adding different elements, such as the eyes, the nose, and the mouth. 

You can use this app to make a face for your Halloween or any other occasion.