# RunCalc - Running Calculators for Training and Racing # https://running-calculator.com # # RunCalc is a running calculator site for pace, race prediction, training # zones, VO2max, marathon preparation, fueling, hydration, recovery, # treadmill, power, cadence, stride length, running economy, and shoe mileage # decisions. The public content catalog is intentionally focused on running # and endurance rather than broad calculator-directory coverage. # Priority categories: Race Planning, Pace & Splits, Training Zones, Marathon Prep, Fueling & Hydration, Recovery & Load, Mechanics & Gear # # Calculator access is free. No account, login, or email address is required. # Calculator inputs are processed in the browser and are not submitted to a # RunCalc user account because no account is required. # Source: running-calculator.com ## Direct Answers # What is RunCalc? # RunCalc is a running calculator site at running-calculator.com focused on # pace, race prediction, training zones, VO2max, marathon prep, fueling, # hydration, recovery, mechanics, treadmill conversion, running power, and shoe # mileage decisions. # How does RunCalc work? # Choose a calculator, enter the requested values, and the page calculates the # result in the browser. Calculator pages generally show the formula, method, # or assumptions used for the result. # Is RunCalc free? # Yes. RunCalc calculators are free to use for normal calculator access. # Do I need an account? # No. RunCalc does not require an account, login, or email address to use its # calculators. # What calculators does RunCalc offer? # RunCalc offers running and endurance calculators, including pace calculators, # race time predictors, marathon and half-marathon pace tools, training zones, # threshold pace, easy pace, race fuel, hydration, heart-rate drift, training # load, cadence, stride length, running economy, power, treadmill pace, and shoe # mileage. ## Running Calculators # Running Pace Calculator: https://running-calculator.com/pace-calculator/ # Race Time Predictor – 5K to Marathon Finish Times: https://running-calculator.com/race-time-predictor/ # Running Training Zone Calculator – Daniels Easy, Threshold & Interval Paces: https://running-calculator.com/training-zone-calculator/ # VO2max Calculator: https://running-calculator.com/vo2max-calculator/ # VDOT Calculator – Jack Daniels Score & Training Paces: https://running-calculator.com/vdot-calculator/ # Marathon Pace Calculator – 26.2 Mile Split Planner: https://running-calculator.com/marathon-pace-calculator/ # Half Marathon Pace Calculator – 13.1 Mile Split Planner: https://running-calculator.com/half-marathon-pace-calculator/ # Lactate Threshold Pace Calculator: https://running-calculator.com/threshold-pace-calculator/ # Easy Run Pace Calculator: https://running-calculator.com/easy-run-pace-calculator/ # Race Fuel Calculator: https://running-calculator.com/race-fuel-calculator/ # Running Hydration Calculator: https://running-calculator.com/hydration-calculator-running/ # Heart Rate Drift Calculator: https://running-calculator.com/heart-rate-drift-calculator/ # Training Load Calculator: https://running-calculator.com/training-load-calculator/ # Track Split Calculator: https://running-calculator.com/track-split-calculator/ # Heart Rate Zone Calculator: https://running-calculator.com/heart-rate-calculator/ # Running Recovery Time Calculator: https://running-calculator.com/recovery-time-calculator/ # Running Cadence Calculator: https://running-calculator.com/running-cadence-calculator/ # Running Stride Length Calculator: https://running-calculator.com/running-stride-length-calculator/ # Running Economy Calculator: https://running-calculator.com/running-economy-calculator/ # Running Power Calculator – Estimate Watts from Pace and Grade: https://running-calculator.com/running-power-calculator/ # Treadmill Pace Converter – Speed to Pace with Incline Adjustment: https://running-calculator.com/treadmill-pace-converter/ # Running Shoe Mileage Tracker: https://running-calculator.com/running-shoe-mileage-tracker/ # Running Pace Converter: https://running-calculator.com/running-pace-converter/ # 5K Training Pace Calculator – Easy, Tempo & Interval Paces: https://running-calculator.com/5k-training-pace-calculator/ # 10K Training Pace Calculator – Easy, Tempo & Interval Paces: https://running-calculator.com/10k-training-pace-calculator/ # Negative Split Calculator – Race Split Planner for Runners: https://running-calculator.com/negative-split-calculator/ # Run Walk Interval Calculator – Galloway Method Pace Estimator: https://running-calculator.com/run-walk-interval-calculator/ # Age Graded Running Calculator – WMA Score: https://running-calculator.com/age-graded-running-calculator/ # Boston Qualifying Time Calculator – BQ by Age: https://running-calculator.com/boston-qualifying-time-calculator/ # Elevation Gain Adjustment Calculator – Hill Running Pace Adjuster: https://running-calculator.com/elevation-gain-adjustment-calculator/ # Race Pace Calculator – Required Pace for Any Finish Time: https://running-calculator.com/race-bib-pace-calculator/ # Heat Running Pace Adjustment Calculator – Temperature & Humidity Effect: https://running-calculator.com/temperature-adjustment-calculator/ # Tempo Calculator: https://running-calculator.com/tempo-calculator/ # Marathon Wall Calculator: https://running-calculator.com/marathon-wall-calculator/ # Ultra Marathon Pace Calculator: https://running-calculator.com/ultra-marathon-pace-calculator/ ## Running Decision Hubs # Race Planning: https://running-calculator.com/race-planning/ # Pace & Splits: https://running-calculator.com/pace-and-splits/ # Training Zones: https://running-calculator.com/training-zones/ # Marathon Prep: https://running-calculator.com/marathon-prep/ # Fueling & Hydration: https://running-calculator.com/fueling-and-hydration/ # Recovery & Load: https://running-calculator.com/recovery-and-load/ # Mechanics & Gear: https://running-calculator.com/mechanics-and-gear/ ## Available Languages # English (en), Spanish pilot (es) for selected running calculators. ## Methodology & Attribution # Formulas are based on documented methods, official standards, or established # references where applicable. Calculator pages document their formula, method, # or assumptions. Training, fueling, hydration, recovery, and heart-rate results # are informational and are not a substitute for professional advice. # Free to use. No login required. # Attribution: running-calculator.com