Sololearn is great place where you can start learning programming.
I hace this sololearn app in my android device.
You can learn many different programming languages like c+ , c# java, Javascript, python, html and many more.
Learning is divided into many stages.
Best part is that you don’t need any program installed on your android device to experiment your codes which you learned from this app. There is an option to try out yourself fromwhich allows you to make your own code and see the output in minutes.
Many users have submitted there learning and put together to form an great piece of work.
If you want to learn programming please consider this app