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Premium data visualization now free for everyone

Remember Every Marathon Finish Line

Track today's marathon results, plan tomorrow's races with our premium dashboard—now completely free.

Free forever. Your data is private and secure.

Trusted by hundreds of runners

See what 42Cal users are saying

"The dashboard insights completely changed how I track my progress. Seeing my cumulative distances and PRs visualized made me realize I perform better when logging more training miles and not overdoing it with carbs pre-race."

SM

Sarah Mitchell

PB: 3:42:15 • Austin Marathon • 2025

"The training notes feature is a game-changer. I can track which shoes I wore, my weekly mileage, and how I felt after each race. Really helped me identify the perfect race day setup."

MC

Marcus Chen

PB: 2:58:33 • Chicago Marathon • 2024

"The auto-generated race checklists saved my Tokyo Marathon. I customized it with my gear preferences and never forgot a single thing, even with a couple flight delays. Even remembered my lucky socks!"

EJ

Emma Johnson

PB: 3:28:47 • Tokyo Marathon • 2025

Interactive Demo

Experience 42Cal Firsthand – Click to Start

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Stats Overview

Marathons Completed
4
Average Finish Time
04:06:12
Total Race Distance
168.8 km
Total Training Distance
3630 km
Across all race preparations
Countries Visited
3
Germany, Mexico, United States
Marathon Performance Over Time
Visualizing your marathon finish times chronologically.

A love letter to running

Designed by Runners, for Runners

We built 42Cal to be the running companion we always wanted. Track your journey, plan meticulously, and visualize your progress with tools crafted for every step.

Beautiful Dashboard of a beautiful journey

See cumulative distances, PRs, and milestones beautifully visualized.

Your Personal Race Journal

Track shoes, mileage, training plans, and race reflections to spot patterns and improve.

Training Checklists, Perfected

Pre-built, customizable lists ensure nothing is forgotten—training, packing, race-day essentials.

And many more features available now and under development.

Everything You Need, Free Forever

All premium features are now available to everyone at no cost. Start tracking your running journey today.

Unlimited Race Bookmarks & Results Logging

Track every race with advanced logging capabilities. No limits, no restrictions.

Beautiful Dashboard with Stats & Insights

Visualize your cumulative distances, PRs, and milestones with stunning data visualization.

Training & Gear Journal

Keep detailed notes on shoes, mileage, training plans, and race reflections.

Auto-Generated Race Checklists

Customizable checklists ensure you never forget race-day essentials.

Insider Tips & Race Travel Advice

Get travel tips and insights for your upcoming races (coming soon).

Start Tracking Today

Sign up now and get instant access to all premium features. No credit card required.

Free forever. Your data is private and secure.

You have questions. We have answers.

Got more questions? Reach out to our team at biz@42cal.com.

You run the race. We'll handle the memories and planning.