As requested by the community, from version 3.1.1 you can Sync your iPhone or iPad’s Focus Mode and Focus Filters together with Opal.
So for example, when you set your iPhone’s Focus to ‘Work’, Opal will automatically block apps in your ‘Work Apps’ App Group.
Here is an article written by @randy to tell you more about it, and the feature was built by @lilpit 
Opal FAQ | How to Use iPhone Focus Mode and Focus Filters together with Opal
We’re excited to build more integrations with native iOS settings and other apps, please let us know if you want any other integration direclty in #feature-requests !