Is there a site that can help you re-organize stuff in your room?

I'm getting tired of the same set-up in my room for years. Entertainment center in the corner, bed in the middle, dressers on each side, nightstands, etc. Is there a site that I can put in the width and length of stuff in my room and the room itself and organize it on here? It would waste too much energy doing in in real life because every things heavy, plugged in, and harder to move because of the carpet. Plus I don't know how I could move everything around. And if there isn't a site, dooes anybody have tips on how I do this? Thanks!