I will search for the site we used to book our last apartment when we couldn't get into our regular digs.

Funny thing, I had taken a picture of the door of the building a few months earlier.

You need to be very specific book as to how many people and how many beds. Also look carefully at the pictures. We turned down a few because the bathrooms looked tiny and no shower.

Depending on the time of year, that could be an issue.

Here is site that we used to review the rentals.

Have fun, Rome is my favorite city.