Yes but Apple has convinced a large swath of them that they must have an iPhone to be able to have any conversation with friends simply due to the conveniences of iMessage.
They also went out of their way to make SMS conversations harder to read the text by making the green just annoying enough of a color that it actually makes it harder. There are other things but that’s the gist.
Not sure what that guy above is using but I’ve had AAWireless for over a year and it’s flawless.