DUSTERIX

i use the sensitivity calculator but i have some issues with fov in every game... for example pubg has 90 fov.. when i want to find the sensitivity on aimlab aimtastic apex legends etc the carculator is not changing the fov.. for example.. my sens is 25 on pubg with fov 90... ijn apex legfend is 0.73.. for fov 80.. so how to find sens for fov 90