About ProjectCalcs
Our Mission
ProjectCalcs provides free, accurate online calculators to help you make informed decisions. Whether you're planning a home improvement project, managing your finances, or tracking your health goals, we've got a calculator for that.
We believe that everyone deserves access to reliable calculation tools. That's why all our calculators are 100% free, require no sign-up, and work entirely in your browser — your data never leaves your device.
What We Offer
- Construction Calculators — Tile, concrete, mulch, paint, and more
- Finance Calculators — Loans, savings, investments, and budgeting
- Health Calculators — BMI, calories, macros, and fitness tracking
- Math & Conversion — Unit conversions, percentages, and geometry
- And More — Cooking, 3D printing, and everyday tools
Our Commitment
Accuracy
Our calculators use industry-standard formulas and are regularly reviewed for accuracy.
Privacy
All calculations happen in your browser. We don't store your inputs or results.
Simplicity
Clean, intuitive interfaces that work on any device — desktop, tablet, or phone.
Free Forever
No subscriptions, no hidden fees. Our calculators are free to use, always.
Important Disclaimer
Our calculators are for educational and informational purposes only. Results are estimates and should not be considered professional advice. For health-related decisions, consult a licensed healthcare provider. For financial decisions, consult a qualified financial advisor. For construction projects, consult licensed contractors and verify local building codes.