I tried searching and looking through the forums but didn't see this game. It's kind of like would you rather, but this or that? Can be literally anything (as long as it's appropriate, non-argumentative, and kind).

Example:

Person 1: Cats or Dogs

Person 2: Cats. 

Summer or winter?

I'll go first! 

Reading a series or watching a series?

“Life is short but also like terribly and insufferably long at the same time.” - Jenna Marbles

Cake!

iphone or samsung

iPhone 

camping or glamping?

Camping.

Italian food or Mexican food?

“Life is short but also like terribly and insufferably long at the same time.” - Jenna Marbles

mexican

on pizza: pepperoni or ham?

pepperoni

Hulu or Netflix??

Netflix

romance or comedy movies?

Comedy

chocolate or sweets?

chocolate

documentaries or unsolved mysteries?

Documentaries! 

Enemies to lovers OR friends to lovers ? 

Enemies to Lovers

fantasy or dystopia 

fantasy

shout all the time or only be able to whisper?

whisper

Public or private train on HP?

private

cat or dog?

cat

physical book or ebook?

ebook

lettuce or spinach?

lettuce

spicy or sweet?

Sweet

Owning a small dog or owning a large dog?

big doggo! better snugs!

fish or birds as pets?

fish

read a book or watch a movie?

Ooooh depends on the movie, but probably book! 

Fish or Steak dinner ?