Race-specificWeather-awareFirst plan free

Plan the race. Not just the pace.

Get course-adjusted pacing, fuel targets, danger zones, and race-week weather in one strategy.

Preview Berlin See pricing

First planFree

Race pass€7

Season€19

Deterministic pacing engine

Race dates verified where available

Open-Meteo race-week forecast

AI narrative with number validation

The product moment

Preview enough to trust it. Pay only when the plan is worth carrying.

The free layer shows the estimate, first splits, course cost, and fuel target. The paid layer adds the full race band, nutrition timing, danger zones, reminders, and evidence panel.

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Course first

Every race page starts with the route profile, date confidence, climate, and source notes.

Decision layer

Danger zones turn hills, heat, and pace drift into concrete race-day checkpoints.

Carry it offline

The paid strategy gives a printable race band and full per-km table for race morning.

Start here

Course-specific strategy for major marathons, trails, and ultras.

Race pages

Sub-3 guides

Math engine

Pure TS

Featured strategies

Pick a race and inspect the preview.

View indexed pages

Berlin, DE

Berlin Marathon

Fast course, tight execution. See how the opening 5 km should feel before unlocking the full plan.Open race preview 02

Boston, US

Boston Marathon

Net downhill, Newton Hills, and no room for ego in the first 8 km.Open race preview 03

New York, US

NYC Marathon

Five bridges and a day-defining Queensboro segment. Pace by effort, not fantasy splits.Open race preview 04

Chamonix, FR

UTMB Mont-Blanc

A mountain plan that treats climbs, descents, aid stations, and fueling as one system.Open race preview 05

Valencia, ES

Valencia Marathon

A rhythm course where the plan is simple: don't overrun the first 10 km.Open race preview 06

Tokyo, JP

Tokyo Marathon

Cool, quick, and clean. A good course for disciplined negative-split pacing.Open race preview