Splitr: Run Calculator
Pace, Speed & Distance Tool
About
This tool instantly calculates running and cycling metrics like pace, speed, distance, and time. Simply input any two values, and all others update automatically. Save presets, share results, and access key information via a home screen widget.
What's New in Splitr
1.11
June 18, 2026
v1.11 - Performance, reliability, and stability improvements. # Release Notes v1.8 - Choose miles or kilometers everywhere — a single Preferred Units setting now drives the calculator, saved presets, the splits table, the widget, and shared results, so distances and paces always read in the units you think in. - Smarter first launch — the app opens in your region's units automatically (kilometers in metric countries, miles elsewhere) instead of always defaulting to miles. v1.6 - Performance and reliability improvements under the hood
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FAQ
What can Splitr calculate?
Splitr can calculate speed in mph and km/h, pace per mile and kilometer, distance in miles and kilometers, and total time in hours, minutes, and seconds. It updates all derived values instantly when you input any two of these metrics.
How does Splitr handle different units?
Splitr supports calculations in both miles and kilometers for distance, and mph and km/h for speed. You can easily switch between these units as needed for your training or race planning.
Can I save my common calculations in Splitr?
Yes, Splitr allows you to save any calculation as a preset with a custom name. You can then restore these presets with a single tap, making it easy to quickly access frequently used splits or race times.
Does Splitr have ads?
No, Splitr is 100% free and does not contain any advertisements. The app is designed to be privacy-respecting with no analytics or tracking.
Is Splitr available on other devices?
Based on the provided data, Splitr is currently supported on iPhone. Syncing of presets across devices is handled via iCloud.
How often is Splitr updated?
The latest version of Splitr is 1.5, which was last updated on April 29, 2026. This indicates a relatively active development cycle for the application.
What is the age rating for Splitr?
Splitr has an age rating of 4+. This means it is considered suitable for children and does not contain content that would be inappropriate for younger users.
Does Splitr offer a subscription or in-app purchases?
Splitr is completely free with no subscription required. While it indicates it has in-app purchases, it clarifies that every feature is free and there are no strings attached, likely referring to an optional tip jar.