Embed RunDida Calculators
Add free running calculators to your blog or website with a single line of code. All 98 tools are available as embeddable widgets.
How to Embed
Copy the iframe code below and paste it into your website's HTML. Each embed is responsive and works on any screen size.
Example Embed Code
<iframe
src="https://rundida.com/tools/pace-calculator/embed/"
width="100%"
height="500"
frameborder="0"
style="border:none;border-radius:16px;"
title="Pace Calculator - RunDida"
></iframe>Popular Embeds
Expand any calculator to preview it live and copy the embed snippet — exactly what visitors to your site will see.
All Embeddable Tools
Every RunDida calculator is available as an embed. Replace the tool slug in the URL pattern:
https://rundida.com/tools/{tool-slug}/embed/
hyrox-time-calculator — HYROX Time Calculator — Estimate Your Finish for Runners
pace-calculator — Running Pace Calculator — Min/km, Finish Time & Pace Chart
pace-band-generator — Free Pace Band Generator — Printable Race Day Wristband
race-morning-planner — Marathon Wake-Up Time Calculator — Race Morning Timeline
heart-rate-zones — Heart Rate Zone Calculator — 5-Zone Training Guide
vo2max-calculator — VO2max Calculator — Check Your Running Fitness Level
finish-time-calculator — Race Finish Time Calculator & Predictor — Free
running-calories — Running Calorie Calculator · 2024 MET + Keytel Heart Rate
race-time-predictor — Marathon Predictor — 5K, 10K & Half Marathon Race Predictor
splits-calculator — Race Splits Calculator — Mile & Kilometer Splits
distance-converter — Running Distance Converter — km, Miles, Meters & Laps
treadmill-pace — Treadmill Speed to Pace Calculator (MPH & KM/H)
boston-qualifying — 2027 Boston Qualifying Times — BQ Standards by Age & Gender
max-heart-rate — Max Heart Rate Calculator — Age-Based HR Formulas
pace-speed-converter — Pace to Speed Converter: min/km to km/h, mph & min/mile
age-grading — Age Grading Calculator — WMA Performance Standards
training-plan — Training Plan Generator — 5K to Marathon Schedules
race-day-checklist — Race Day Checklist Generator — Morning-of Routine
what-to-wear — What to Wear Running Calculator — Outfit by Weather
hydration-calculator — Sweat Rate & Hydration Calculator for Runners
carb-loading — Carb Loading Calculator — Marathon Fueling Plan
gel-calculator — How Many Gels for a Marathon? Energy Gel Calculator
taper-calculator — Race Taper Calculator — Pre-Marathon Training Volume
negative-split-planner — Negative Split Planner — Run a Faster Second Half
run-walk-planner — Jeff Galloway Run/Walk Calculator — Intervals & Ratio Chart
packing-list — Race Packing List Generator — Don't Forget Anything
training-pace — VDOT Calculator: Jack Daniels Training Paces
mileage-increase — Weekly Mileage Increase Planner
training-start-date — Training Start Date Calculator — Count Back from Race
race-equivalence — Race Equivalency Calculator — Riegel & VDOT
wall-predictor — Marathon Wall Predictor — When Will You Hit the Wall?
heat-adjustment — Heat Adjustment Pace Calculator
cadence-calculator — Running Cadence & Stride Length Calculator
interval-calculator — Interval Training Workout Generator — Free VDOT Calculator
wind-effect — Wind Effect on Running — How Much Does Wind Slow You?
altitude-adjustment — Altitude Adjusted Pace Calculator — Running at Elevation
weight-pace — Weight & Pace Calculator — Run Faster Per kg Lost
weather-score — Running Weather Score Calculator
running-power — Running Power Calculator — Watts, Zones & Economy
fitness-age — Fitness Age Calculator: What Your Running Age Really Means
shoe-rotation — Running Shoe Rotation Planner — Multi-Pair Strategy
aqi-running — AQI Running Advisor — Air Quality Calculator
clothing-temp-guide — What to Wear Running by Temperature — Clothing Guide
share-card — Running Achievement Share Card Generator
virtual-bib — Virtual Race Bib Generator — Custom Bib Number Maker
mantra-generator — Running Mantras for Marathon · 108 Race-Day Phrases
pr-prediction — PR Prediction Calculator — Forecast Your Future Race Time
recovery-planner — Post-Race Recovery Planner — Day-by-Day Pfitzinger Plan
track-lane-distance — Track Lane Distances — Lane 1-8 Distance Calculator
vdot-calculator — VDOT Calculator — Score, 5-Zone Paces & Race Equivalents
gap-calculator — Grade Adjusted Pace (GAP) Calculator — Hills & Strava
running-economy — Running Economy Calculator — Test Your Oxygen Cost per km
shoe-mileage — Running Shoe Mileage Tracker — How Many Miles Left?
cross-training — Cross-Training to Running Calculator: Cycling, Swimming, MET
lactate-threshold — Lactate Threshold Pace Calculator (LT1 & LT2)
running-cost — Running Cost Calculator — Gear & Training Expenses
lottery-calculator — Marathon Lottery Odds: London, Chicago, Berlin, NYC, Tokyo
spectator-planner — Marathon Spectator Planner — Best Cheering Spots
running-streak — Running Streak Calculator — Track Consecutive Days
elevation-profile — Elevation Gain/Loss Impact Calculator
running-log — Running Log & Summary Calculator
steps-distance — Steps to Distance Calculator — Convert Steps to km/mi
social-post — Running Social Media Post Generator
treadmill-incline — Treadmill Calorie Calculator — Incline, Speed & Grade
injury-risk — Running Injury Risk Calculator — Free 11-Factor Score
training-load — TSS & TRIMP Calculator — Training Load for Runners
return-to-running — Return to Running Plan After Injury or Break
sleep-recovery — Sleep & Recovery Score Calculator
running-bpm — Running BPM & Music Pace Matcher
gps-art — GPS Art Route Planner — Draw with Your Runs
finisher-certificate — Marathon Finisher Certificate Generator
achievement-card — Running Achievement Card Generator
year-in-review — Year in Running Summary Generator
shoe-cost-mile — Running Shoe Cost Per Mile Calculator
carbon-footprint — Runner's Carbon Footprint Calculator
critical-velocity — Critical Velocity Calculator (CV) — Critical Speed & D-Prime
cooper-test — Cooper Test Calculator — 12-Minute VO2max Estimate
electrolyte — Electrolyte & Sodium Loss Calculator
pre-race-meal — Pre-Race Meal Planner — What to Eat Before a Race
aid-station — Aid Station Strategy Planner — Hydration & Fuel Timing
photo-timing — Race Photo Timing Calculator — Catch Every Shot
medal-tracker — Race Medal Collection Tracker — Log Your Finishes
interval-timer — Running Interval Timer & Workout Builder
uv-running — UV Index & Sun Protection Calculator for Runners
dew-point — Dew Point Running Calculator — Pace Adjustment Chart
marathon-finder — Marathon Race Finder & Recommender
butter-run-calculator — Butter Run Calculator — Will Your Run Churn Butter?
hill-repeat-generator — Hill Repeat Workout Generator — Custom Reps & Recovery
hill-race-adjuster — Hill Race Time Adjuster
course-difficulty-score — Course Difficulty Score
downhill-impact — Downhill Running Recovery Calculator: DOMS Risk & Days
hill-pacing-strategy — Hill Pacing Strategy Calculator
carbon-roi-calculator — Carbon Plate Shoe ROI — Is a $300 Vaporfly Worth It?
shoe-match — Running Shoe Finder — 134 Models from 14 Brands, No Reviews
running-quote-sticker — Running Quotes for Instagram · 252 Across 7 Moods + Free PNG
ice-cream-run-calculator — Ice Cream Run Calculator — Can Your Run Freeze It?
runner-bingo-card — Runner Bingo Card — Moments Only Runners Get
Guidelines
- Free for personal and commercial use
- Please keep the "Powered by RunDida" attribution link
- Recommended minimum width: 320px
- Recommended height: 400-600px (varies by calculator)
- The embed is responsive and adapts to its container width
- No API key required
API Access
Need programmatic access to running calculations? Check our JSON API endpoints for tool data, or browse marathon data.
For AI agents: see our llms.txt discovery protocol.