PACER
Enter your race, course, and conditions. Pacer builds your km-by-km execution plan in seconds.
Build My Race Plan →How it works
01
Search from 50 world marathons or upload your own GPX file. Course data loads automatically.
02
Your training, experience level, and physiology. Beginner to advanced — the plan adapts to you.
03
Km-by-km pacing, personalised fueling schedule, and coach notes — generated in seconds.
What you get
Every kilometre mapped with elevation-adjusted pace, heart rate zone, and effort level.
5:18 /km
Gel timing, hydration windows, and Australian product recommendations based on your physiology.
Gel #2 at km 21
Pace adjusts automatically for every climb and descent. Heartbreak Hill won't catch you out.
+8 sec/km on climbs
Practical instructions at every decisive km — starts, climbs, halfway, and the final push.
7 notes per race
“Finally understood why I blew up at km 32. Pacer had me covered with a specific note right there.”
Sarah K.
Sydney Marathon 2025
“The fueling plan was spot on. Took my gels exactly when Pacer said and negative split my first marathon.”
James T.
Melbourne Marathon 2025
“Boston is a beast. Having the pacing bands for Newton Hills made all the difference.”
Mike R.
Boston Marathon 2025
Build your race plan in 60 seconds. Free to try.
Build My Race Plan →