Citymapper - The ultimate transport app - iPhone / Android / Web.
Embark - A public transport app that works everywhere
Tickey - Buy tickets for public transport with your smartphone
Loop - A chatroom for Clubhouse
Transit - All Metro Transit News Updates · We're hiring bus dirvers! Drivers start at $18. 98 per hour. Call if you can, text if you can't. Text for Safety.
Trenitalia - Italy train services official app