No, the Singapore Metro (MRT) is not free, but it is one of the most affordable and efficient transit systems in the world. Fares are calculated based on the distance traveled rather than a flat rate. As of 2026, a typical journey costs between 1.50 SGD and 2.80 SGD (approximately $1.10 to $2.10 USD). Most travelers use a contactless credit card or a mobile wallet (SimplyGo) to tap in and out at the gates, which automatically applies the lowest possible fare and daily caps. For tourists, the Singapore Tourist Pass offers unlimited travel for 1, 2, or 3 days at a fixed price, which can be a great value if you plan on intensive sightseeing. While the MRT isn't free, Singapore does offer "Free Walking Tours" and certain early-morning commuter incentives that provide free or discounted travel to those who exit stations before the 7:45 AM rush hour. This system is designed to encourage "off-peak" travel and keep the city's infrastructure moving smoothly.