Citymapper - The ultimate transport app - iPhone / Android / Web.
Embark - A public transport app that works everywhere
Moovit - For people that use public trasnportation a lot, or who rarely use it but need to on occasion, it can be difficult at times to figure out where you need to be to get where you need to go. Read more about Moovit.
Wanderu - Wanderu is the simplest way to book bus and train travel. We search hundreds of carriers across North America & Europe and never charge any extra booking fees!
Wipolo - Forward your booking emails to mail@wipolo.
Captain Train - You are going to love buying train tickets