This App provides free maps for the world's largest subway systems. Useful, simple, and free.
* includes updated maps of the World's top 9 metro systems
* 4 graphics options for customized views
* allows you to save and share customized maps
* ad-free version available
+ universal version for iPhone/iPod/iPad
+ fully compatible with iOS6.0
With Family Sharing set up, up to six family members can use this app.