# ToolStackStash > Free personal finance calculators for mortgages, car loans, paychecks, investing, savings, and debt payoff. No sign-up, and calculations run in the browser. ## Calculators - [Mortgage Payment Calculator](https://toolstackstash.com/tss-suites/suite1-mortgage/mortgage-calculator/): Monthly payment with principal, interest, taxes, insurance, and amortization schedule. - [Home Affordability Calculator](https://toolstackstash.com/tss-suites/suite1-mortgage/affordability-calculator/): How much house you can afford using the 28/36 rule. - [Mortgage Refinance Calculator](https://toolstackstash.com/tss-suites/suite1-mortgage/refinance-calculator/): Monthly savings and break-even point of a refinance. - [Rent vs. Buy Calculator](https://toolstackstash.com/tss-suites/suite1-mortgage/rent-vs-buy/): Long-term cost of renting versus buying. - [Car Payment Calculator](https://toolstackstash.com/tss-suites/suite5-auto/car-payment-calculator/): Monthly auto loan payment with sales tax, down payment, and trade-in. - [Car Affordability Calculator](https://toolstackstash.com/tss-suites/suite5-auto/car-affordability/): Maximum car price using the 20/4/10 rule. - [Lease vs. Buy Calculator](https://toolstackstash.com/tss-suites/suite5-auto/lease-vs-buy/): Total cost of leasing versus buying a car. - [Paycheck Calculator](https://toolstackstash.com/tss-suites/suite4-salary/paycheck-calculator/): Take-home pay after federal tax, state tax, and FICA. - [Hourly to Salary Calculator](https://toolstackstash.com/tss-suites/suite4-salary/hourly-to-salary/): Convert an hourly wage to annual, monthly, and weekly pay. - [Investment Calculator](https://toolstackstash.com/tss-suites/suite8-finance/investment-calculator/): Compound interest growth with regular contributions. - [Savings Goal Calculator](https://toolstackstash.com/tss-suites/suite8-finance/savings-goal-calculator/): Monthly savings needed to reach a goal. - [Debt Payoff Calculator](https://toolstackstash.com/tss-suites/suite8-finance/debt-payoff-calculator/): Snowball versus avalanche debt payoff plans. ## Guides - [How to Calculate Your Mortgage Payment in Under 2 Minutes](https://toolstackstash.com/how-to-calculate-your-mortgage-payment-in-under-2-minutes/) - [The Essential Components of a Mortgage Payment](https://toolstackstash.com/the-essential-components-of-a-mortgage-payment/) - [Understanding FHA Loans vs. Conventional Mortgages](https://toolstackstash.com/understanding-fha-loans-vs-conventional-mortgages/) - [The Power of Extra Payments](https://toolstackstash.com/the-power-of-extra-payments/) - [Escrow Essentials: Estimating Property Taxes and Homeowners Insurance](https://toolstackstash.com/escrow-essentials-a-clear-guide-to-estimating-property-taxes-and-homeowners-insurance/) - [10 Hidden Costs of Homeownership Nobody Tells You About](https://toolstackstash.com/10-hidden-costs-of-homeownership-nobody-tells-you-about/) - [First-Time Homebuyer Mistakes That Cost Thousands](https://toolstackstash.com/first-time-homebuyer-mistakes-that-cost-thousands/) - [Should You Buy or Lease Your Next Car?](https://toolstackstash.com/should-you-buy-or-lease-your-next-car-the-complete-financial-breakdown/) - [Gas vs. Electric Vehicles: The True Cost of Ownership](https://toolstackstash.com/gas-vs-electric-vehicles-the-true-cost-of-ownership-comparison/) - [Understanding Your Paycheck: Where Does All Your Money Go?](https://toolstackstash.com/understanding-your-paycheck-where-does-all-your-money-go/) - [Side Hustle Income: How to Calculate Taxes as a 1099 Contractor](https://toolstackstash.com/side-hustle-income-how-to-calculate-taxes-as-a-1099-contractor/) - [Retirement Planning in Your 30s](https://toolstackstash.com/retirement-planning-in-your-30s-how-much-should-you-really-be-saving/) ## Pages - [About](https://toolstackstash.com/about) - [Contact](https://toolstackstash.com/contact) - [Privacy Policy](https://toolstackstash.com/privacy-policy) - [Terms of Service](https://toolstackstash.com/terms-of-service)