Yes @maxfox04 ! There are two different ways of using IFTTT with thinger.io.
One is for triggering IFTTT events, like this one that post tweets with humidity and temperature:
An the other way is to make your things to react to IFTTT events, like this other one that show the latest twitter follower in a small screen:
So yes, it is possible to use IFTTT in both directions, and this open the platform to a next level of automation =)