There are unofficial Pokémon apps, such as this. Nintendo and Game Freak are finally releasing an official Pokémon app for the AppStore and the Android Market.
The world of Pokémon is bright, colourful and filled with joy and wonder, but what if we replaced those colourful pocket monsters with real animals, and the kind-spirited characters with foul-mouthed Brits? I think it would go something like this.