Zagat To Go is one of my favourite applications for when I'm visiting another country either on business or vacation. It gives you quick access to restaurant information and location. You can quickly find a mexican restaurant if that's what you really want to eat! You can then check the reviews of the restaurant and also pricing!
I was just reloading my device with it and noticed that v6 has just been released which has some new enhancements:
You can download a free trial for 14 days from HERE