Tools
Practical tools for open water swimmers: how long a swim will take, what pace you actually held, what changes with current, wetsuit and water type, and what to eat and drink during a long race.
Swim Pace Calculator
Pace, time or distance: enter two values, the third comes out on its own.
Open the toolCrossing Time Predictor
How long a real crossing will take you — with current, wetsuit and water type, not just basic arithmetic.
Open the toolRace fueling planner
How many feeds, how many carbs, and when — built on the open-water swimming nutrition guidelines.
Open the tool