Calculon

Free, fast calculators for everyday financial decisions. No sign-up, no account, no clutter — just enter your numbers and get an answer.

All calculations run entirely in your browser. Nothing you enter is sent to a server.

Calculators

• Mortgage Calculator
  Estimate your monthly mortgage payment based on loan amount, interest rate, and term. Includes a guide to the 28/36 affordability rule.
• Auto Loan Calculator
  Calculate monthly car payments and see how loan term affects total interest paid. Includes a depreciation vs. loan balance breakdown.
• Loan & Savings Calculator
  Calculate monthly payments for any fixed-rate loan, or estimate how a lump sum grows with compound interest over time.
• Tip Calculator & Bill Splitter
  Calculate tips and split a bill among any number of people. Includes a quick-reference tipping guide by service type.
• Percentage Calculator
  Calculate percentages, percentage change, and what percent one number is of another. Includes a quick-reference table of common percentage problems.

Articles

• Articles
  

About Calculon

Calculon is a growing collection of financial and mathematical tools built for real everyday questions — figuring out what you can afford, comparing loan options, or just splitting a dinner bill. Every calculator is free to use and works instantly without any account or download.

For major financial decisions, always consult a qualified financial advisor or licensed lender. Calculon's results are estimates for informational purposes only.