To be really pedantic; a smartphone is not required for WhatsApp. You can activate a Google voice number with a landline, then use your Google voice number to a

To be really pedantic; a smartphone is not required for WhatsApp. You can activate a Google voice number with a landline, then use your Google voice number to activate WhatsApp running in BlueStacks or your emulator of choice. Source: I did this for a few months. I'm not quite sure why...