A free program for Android, by Tortoise App Studio.

Chat Style For Whatsapp is an application for Android devices that allows you to add a touch of style to your messages when chatting with your friends. This application has a list of the most used styles, and you can use them with Floating Bubble or Floating Bar and set the random order to style each word in a different way. This application also allows you to use custom fonts, which can be used on WhatsApp, Messenger, and other messaging apps.

This application has a very easy-to-use interface, and it is very useful for those who want to have fun with their friends by sending them some text that is not normal.