3DS Critic Reviews

And that's the thing--Pet Zombies is an amusing idea. Monotonous gameplay, however, is not. [Oct 2011, p.86]

One huge snore fest.

Ultimately, when your zombies aren't interesting you cannot connect to them. They all behave in much the same way, and you never get to do simple things like learning their personalities or even watch more than one of your zombies interact with each other.