I'm used to only using Construct 3 for making games! Are there any restrictions on which game engines we use?

No worries, there are no limitations on game engines of choice. I personally use Renpy, but others are creating transformation-based games in different engines which I think is very cool. :)

im only limited to making games in twine since construct 3 doesn't let me download the app :/

yeah wish me luck guys-