This is Nanjing's best metro app. 1. Fully up-to-date for 2018. Accurate metro map and metro information. 2. Route-planner. A really easy route-planner. Get route, time and fare information. 3. Work offline. Internet connection is not required. 4. 11 Language. English, 简体中文, 繁體中文, 日本語, 한국어, Русский, Français, Español, Deutsch, Português, Italiano. 5. 35 City.