World Metro Maps

App: Subway Korea / Naver Map

T-money card works nationwide

App: Subway Korea

T-money / Cashbee both accepted

App: Japan Travel by NAVITIME

Tokyo Metro + JR + Toei mixed. Suica/Pasmo essential

App: Japan Travel by NAVITIME

Osaka Metro Pass (1/2/3-day) good for tourists

App: Japan Travel by NAVITIME

Bus network covers more than subway

App: Bangkok MRT / BTS SkyTrain

BTS and MRT are separate companies — no transfer tickets

App: MyTransport.SG

EZ-Link card or contactless credit card

App: MTR Mobile

Octopus card essential

App: Taipei Metro Go

EasyCard sold at convenience stores

App: MyRapid

Touch 'n Go card recommended

App: Go! Ho Chi Minh

Line 1 opened late 2024, network still limited

App: Hanoi Metro

Limited network; combine with Grab/taxi

App: TfL Go / Citymapper

Tap-to-ride with contactless cards

App: Bonjour RATP

Navigo Easy card or t+ tickets

App: MYmta

OMNY contactless fully rolled out

App: MetroMan Beijing

Bag scan required; carry passport

App: MetroMan Shanghai

Board via Alipay / WeChat Pay QR

App: TMB App

T-casual 10-ride card is best value

App: Metro de Madrid

Multi card required; reload as needed

App: RTA Dubai

NOL card required