How to set up 2FA with an app on your smartphone First things first — you’ll need a phone and an app to set up 2FA. There are plenty of options available, but some of the more well-known options ...

Always wanted to use two accounts for an App on the same smartphone? Or have two SIMs but are forced to use only one at a time for various apps like WhatsApp, Google Allo etc.?

Opal, I found, provides something like gentle parenting for your smartphone habits: you set up a daily schedule of which apps to block when, and then the app guides you into sticking with it using ...