First offline map which shows real image of tehran city and user can move in it like a plane in the sky.

-Show user location without internet 

-display all of METRO and BRT stations in tehran with their name of them and the line number too.

- Say the name of BRT stations from Azadi Sq to Emamhosain Sq   autmaticaly 

- Sound alerting the user in a specific location where aimed by user as a target into his accent or his language .