Running Pace Calculator

Last updated: June 1, 2026

Pace per km/mile and speed from time & distance.

Loading tool…

Running Pace Calculator is a free online calculator to pace per km/mile and speed from time & distance. It runs entirely in your browser, so your files never leave your device — nothing is uploaded. There's no sign-up, no watermark, and it works on any modern browser on desktop or mobile.

How to use Running Pace Calculator

Calculate your running pace per kilometre and per mile, plus speed in km/h and mph, from any distance and time. Great for 5K, 10K, half and full marathon training. Free. It runs entirely in your browser, so it's fast, private and free — no software to install.

  1. 1Enter your numbers.
  2. 2See the result update instantly.
  3. 3Adjust the inputs to compare scenarios.

Free to use

No watermarks and no forced sign-up. Free credits to get started.

Private by design

Runs in your browser — your files never leave your device.

Fast & simple

A clean interface, instant results, and it works on any device.

Running Pace Calculator — frequently asked questions

Is Running Pace Calculator free?

Yes. Running Pace Calculator is free to use — no watermarks and no forced sign-up. New visitors get free credits to start, and you can upgrade any time for more.

Is Running Pace Calculator safe and private?

Running Pace Calculator runs entirely in your browser. Your files never leave your device and nothing is uploaded to a server.

Do I need to create an account to use Running Pace Calculator?

No account is required. Open the tool and start right away.

Does Running Pace Calculator work on mobile?

Yes — it works in any modern browser on phones, tablets and desktops.

Share this tool

Send it to someone who needs it or save the link for later.