Professional swimming tools, calculators, and guides for swimmers, coaches, and pool owners.
Professional calculators and utilities for swimmers, coaches, and pool owners
Calculate your swimming pace per 100m/yard based on distance and time. Essential for training and race planning.
Calculate pool volume in gallons or liters based on dimensions. Useful for chemical treatment and maintenance.
Calculate calories burned while swimming based on stroke, intensity, weight, and duration.
Track stroke count and calculate stroke efficiency (SWOLF score) for technique improvement.
Generate custom interval training sets based on your current pace and fitness goals.
Calculate exact amounts of chemicals needed to balance your pool's pH, chlorine, and alkalinity.
Convert swimming times between different pool lengths (25y, 25m, 50m) and compare to age group standards.
Guide to optimal water temperatures for different swimming activities and safety recommendations.
Interactive guide to choosing the right swimming equipment based on your level and goals.
Calculate swim split times and pacing strategy for triathlon events (Olympic, Half-Ironman, Ironman).
Log and track your swimming workouts with distance, time, and stroke analysis over time.
Calculate materials needed for pool decking, fencing, and surrounding area improvements.
Professional-grade calculators and tools designed by swimming experts for swimmers of all levels.
Precise algorithms based on swimming science and competitive standards. Get reliable results every time.
Use our tools on any device - poolside, at home, or on the go. Responsive design works everywhere.
No waiting, no sign-ups. Enter your data and get immediate, actionable insights for your training.
Your data stays on your device. We don't store personal information or track your calculations.
No hidden fees, premium tiers, or limitations. All tools are completely free to use forever.
Each tool includes detailed explanations and tips from swimming coaches and professionals.
"These tools have become essential for my training. The pace calculator helps me set realistic goals, and the stroke counter improved my efficiency."Sarah M. Competitive Swimmer
Expert advice to help you improve your swimming technique and performance
Join thousands of swimmers who use our free tools to track progress, plan workouts, and achieve their goals.
Common questions about our swimming tools and calculators
Yes! All our swimming tools and calculators are 100% free to use. No sign-ups, no hidden fees, and no premium tiers. We believe everyone should have access to quality swimming tools.
No account required! You can use all our tools immediately without signing up. We don't store your calculations or personal data.
Our tools use scientifically-backed formulas and industry standards. They're designed by swimming professionals and regularly updated for accuracy.
Absolutely! All tools are fully responsive and work perfectly on phones, tablets, and computers. Perfect for poolside use.
Yes! We have several pool maintenance tools including chemical calculators, volume calculators, and equipment planning tools.
We regularly add new tools based on user feedback and swimming community needs. Subscribe to our newsletter to stay updated on new releases.