A free program for iPhone, by Thomas Lojko.

Avi: Profile Picture Maker is a free app that lets you easily make your own profile picture. You can make it as unique as you want by customizing the colors, fonts, borders, and even the background. If you don’t know how to use it, it’s not hard to learn. The first thing you need to do is open the app and create a new profile. After that, you can customize the picture with different colors, fonts, and sizes. You can even add your own text. When you’re done editing, you can save the picture and it will be saved in your photo library. It’s easy to use and very intuitive.