My Muslim Friends are annoying

First off, I am not Islamaphobic, I respect them completely, and i don't have anything against their religion in general.

For some context, I live in a country mostly populated by Muslims, And as an Atheist, i dont have anything against them, I make friends as normal but there is one problem thats bugging me all the time. How persistent they all are about turning to Islam. I fully understand the argument that if you go to Islam you will have good deeds and all that. But they are SUPER PERSISTENT in making me feel like a bad guy for not being Muslim. And really, all my friends are Muslim so they all do that. Its really hard trying to be respectful and trying to understand. But they are RELENTLESS about poking me and saying that ill "Burn in hell forever" if i dont convert.

I just need some advice, and Ramadan is making things even worse, Since they are all about good deeds in this month.

(I repeat i am not Islamaphobic and I don't hold a grudge against any religion)