Free rowing calculators & tools

Convert pace, watts, and calories. Compare erg scores with weight adjustment. Find where your 2k time ranks among indoor rowers.

Pace Calculator

Convert between /500m split, distance, time, watts, and calories. The essential rowing calculator.

Convert watts to split and calories per hour. Understand the power behind your rowing pace.

Apply the Concept2 weight-adjustment formula to compare erg scores across body weights.

See where your 2,000m erg time ranks by age group, gender, and weight class. Benchmarks for every level.

Compare two erg scores side-by-side with watts, calories, and optional weight adjustment.

ErgBuddy calculates your training zones and builds a structured program — free.