A free program for Android, by CityMaps2Go.

This application is a handy travel companion for you, helping you to find your way around Chicago. You can search for places, view their location on a map, get detailed information and book hotels.

You can access a large variety of attractions, restaurants, shops, and hotels. If you are planning to visit Chicago, you can find the most suitable places to stay in the city on the basis of price, category, or proximity to the places you want to visit. You can also make bookings using this app.

This application is useful for tourists, but it is also suitable for people who want to explore the city on their own.