This [fluff]ing game takes up 7 gb

I've had this account for a few years now, but I noticed it taking up a huge amount of space on my phone. My friend's app only takes up about 1 GB as opposed to my 7.3. Is there a reason why and how can I fix it?

I've had this account for a few years now, but I noticed it taking up a huge amount of space on my phone. My friend's app only takes up about 1 GB as opposed to my 7.3. Is there a reason why and how can I fix it?