Despite privacy concerns by some users and the existence of other great IM app alternatives, WhatsApp has remained the most widely-used messaging platform in the world. If you have a smartphone with an internet connection, you can use WhatsApp, and in the long run, you can save yourself a ton of money in regular SMS fees. There is also a web & desktop version of WhatsApp, and the company has now revealed the ninja keyboard shortcuts that will make it even more convenient to use the service from your computer than from your phone.
