Unless you are willing to invest a lot of money (or your landlord is) it’s nearly impossible to make your apartment or room completely soundproof. However, it is possible to add sound absorbing materials and reduce unwanted noise.
Five ideas to soundproof so you can turn video games up to 11 without waking the dead
Like this creating a bedroom corner. Do you have a studio apartment, which you would like to split into two rooms to create additional private space for different purposes? Perhaps you are a business owner and would like to integrate soundproof partition?