How to get a Custom Input Curve on Controller in Fortnite + Any Game
You can also use this as a way to have linear for building and exponential for aiming. There's also lots of other features like true 0 deadzone, custom trigger deadzones, share codes, and much more.
Curve Controller does not automate inputs. It does the same thing the DualSense Edge and Xbox Elite apps do, just with any controller, in any game, and you can draw the curve yourself.