Using Highlights with DTTG

I use the App Highlights as my PDF reader/annotator in DT3, and I would like to do so with DTTG, but don’t see an obvious way to do so. Am I missing something?

Thanks in advance for the help.

There isn’t a default application in iOS the same way as on the Mac.

The Highlights app supports the Document Provider mechanism, so you can access PDFs in DEVONthink To Go, e.g.,…

You can also open the Share menu for a PDF in DEVONthink To Go and open the PDF in Highlights.