A free app for Android, by New Wallpaper and Keyboards.

Tamil Keyboard: Easy Tamil Typing is an easy-to-use and user-friendly keyboard that will allow you to type in Tamil. The app is designed to work as the default keyboard in your phone. All you need to do is to select a theme and start typing in the language of your choice. You can change the theme as often as you like.

The keyboard can be set to one of the following themes:

Now you can enjoy typing in Tamil even if you are using English as your default language.

You can change the font and color to make the typing experience more attractive. You can also use different fonts for different purposes. For example, you can use a font for text, and a different font for emojis. You can also use different colors to make the text more visible.