Open the page
No download, no sign-up. TrainSpeed runs entirely in your browser.
Passenger speed tracker
Press start to begin tracking.
For passenger use only. Do not use while driving or operating machinery.
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TrainSpeed is a free, browser-based train speedometer that uses your phone's GPS to show your real-time speed in km/h, mph, and m/s. No app download required — just open the page and press Start.
It works on any passenger train in the world: high-speed rail like Shinkansen, TGV, ICE, AVE and Eurostar, as well as commuter trains, regional rail and metro lines. Sit by the window for the best GPS reception.
Your location data stays private in your browser. Optionally save your fastest speed to the community leaderboard and compare with riders worldwide.
Works on any train
How it works
No download, no sign-up. TrainSpeed runs entirely in your browser.
Grant location once. Sit by the window for the best GPS reception.
The gauge sweeps in real time as your train accelerates.
Questions
GPS speed is typically accurate within a few km/h. Accuracy improves near a window with a clear view of the sky.
Yes. Your location is processed only in your browser to estimate speed. Nothing is uploaded unless you opt in to the leaderboard.
No. TrainSpeed is a web app — open the page, press start, done. You can add it to your home screen if you like.
Any passenger train worldwide: Shinkansen, TGV, ICE, AVE, Eurostar, plus commuter, regional and metro lines.
No. TrainSpeed is for passenger use only. Never use it while driving or operating machinery.