About Calculy

Our Mission

Calculy.org provides free, accurate, and easy-to-use calculators for everyone. We believe that making informed financial and practical decisions shouldn't require expensive software or professional consultations for basic calculations.

What We Offer

We offer 48+ calculators across multiple categories:

• Financial Calculators: Loans, mortgages, ROI, compound interest, salary, and more
• Energy Calculators: Solar panels, heat pumps, home energy costs, insulation savings
• Auto Calculators: Car costs, fuel vs electric, lease vs buy comparisons
• Utility Calculators: Percentages, VAT, discounts, unit conversions
• Date & Life Calculators: Age, dates, pace, relocation costs

All calculators are available in 5 languages: English, German, French, Spanish, and Polish.

How We're Different

• No signup required: Use any calculator instantly
• No data collection: All calculations happen in your browser
• Privacy-first: We don't store your inputs or results
• Always free: No paywalls, no premium features
• Fast and simple: Clean interface, instant results

Technical Details

Calculy.org is a static website built with modern web technologies. All calculations are performed client-side using JavaScript, meaning:

• Your data never leaves your device
• The site loads fast and works offline
• No server-side processing or databases

Contact

Have questions, suggestions, or found a bug? We'd love to hear from you:

Email: contact@calculy.org