Passenger speed tracker

Live GPS train speedometer

Paused
Current train speed
0 km/h

Press start to begin tracking.

Session

Top speed0 km/h
Average0 km/h
Distance0.0 km
Duration00:00

Recent pace

0 samples
Start tracking to see recent speed history

GPS signal

SourceNo signal yet
Accuracy
Satellites
Confidence
Last fix
Wake lockUnavailable

Info & debug

Location stays in your browser and is only used to estimate travel speed.

For passenger use only. Do not use while driving or operating machinery.

Debug data for geeks
Waiting for first sample...

Community · top speeds

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Enable both consent and “Save run on stop” to publish the run automatically when tracking ends.

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How fast is my train? Find out instantly.

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.

How it works

Three taps to your live speed

01

Open the page

No download, no sign-up. TrainSpeed runs entirely in your browser.

02

Press start

Grant location once. Sit by the window for the best GPS reception.

03

Watch your speed

The gauge sweeps in real time as your train accelerates.

Questions

Good to know

How accurate is the speed?

GPS speed is typically accurate within a few km/h. Accuracy improves near a window with a clear view of the sky.

Is my location private?

Yes. Your location is processed only in your browser to estimate speed. Nothing is uploaded unless you opt in to the leaderboard.

Do I need to install an app?

No. TrainSpeed is a web app — open the page, press start, done. You can add it to your home screen if you like.

Which trains does it work on?

Any passenger train worldwide: Shinkansen, TGV, ICE, AVE, Eurostar, plus commuter, regional and metro lines.

Can I use it while driving?

No. TrainSpeed is for passenger use only. Never use it while driving or operating machinery.