Calculator
Pace Mate
Convert pace, speed, race targets, common splits, and metric or imperial units for road, track, marathon, and ultra distances.
A small collection of tools for analysing pace, tracking streaks, and understanding performance.
Strava
Connect your Strava account to track your running streak, validate numbered run titles, and see exactly what number to put in your next title.
Open toolCalculator
Visualise the relationship between pace, speed, and finish time across any distance — from a mile to 100 miles. Includes an interactive heatmap and pace-vs-speed chart.
Open toolCalculator
Convert pace, speed, race targets, common splits, and metric or imperial units for road, track, marathon, and ultra distances.
Interactive
A zoom-out journey from a GPS watch face to the Western States finish line — 8 scales, from 46 mm to 161 km, with Western States course facts at every step.
Open toolRace Day
A mobile crew companion for the Western States 100. Log aid-station splits from the live tracker, watch the projected finish update in real time, and see exactly what pace the runner needs for each goal — backed by a Google Sheet.
Open tool