A full version app for Android, by Grit Inc..

Collage Maker is an easy-to-use and powerful photo collage maker app. It is perfect for making creative and stylish collages. You can combine multiple photos in a creative collage and make it look like you have designed it yourself. You can choose from a variety of themes such as magazine, film, art, and more. You can also use multiple styles such as blurring, colors, borders, frames, filters, and stickers. You can even add text and doodle on your photos. 

This app is designed for Android phones and tablets. It has an easy user interface and a variety of different options.