Text messages decline in the UK for the first time as WhatsApp, Snapchat rise
http://www.independent.co.uk/life-style/gadgets-and-tech/news/c-u-l8r-sms-text-messages-decline-in-the-uk-for-the-first-time-as-whatsapp-and-snapchat-rise-9055870.html
Isn't it really the same thing? Text messages & SMS are all counted under my data plan as the same thing.
I find myself using a lot less SMS these days. I still text the same amount, but I tend toward secure apps.