We’ve all been there.

In the middle of the afternoon slump, at a loss as to how to progress with the particular task we’re working on, so we absent-mindedly reach for our phones. Before we know it, either Instagram or Facebook has launched and we’re powerless against the pull of the scroll.

But just how much time we’re spending – wasting? – on social media is about to be laid bare, with Facebook and Instagram launching a new feature today that allows users to discover their own personal bests on the platform.

A new activity dashboard will tell you the average time and the – deep breaths – daily time period you’ve spent on each app over the past seven days. You can set yourself limits for daily app consumption and install a reminder for when you’ve exceeded that limit.

We need to talk about this game-changing new tool on Facebook and Instagram