What did you use to create clickable wireframes and how did you work out with some elements where user actually needs to type something to see UI change or go to the next screen?

Use Invision and then Zoom Video Conference for prototype feedback. The key is asking the right questions related to the design itself.  Then you can do actual User Testing when you've built the actual interface. 

Balsamic allows you to prep the flow with options rather that have then type