Business Calculators | Online & for Windows

Online — free, nothing to download or install.

Loan Calculator — solve for payment, term, rate or loan amount. Supports normal loans as well as Rule-of-78s and fixed principal payment loans.
Interest Calculations — calculate periodic or exact date interest
Internal Rate of Return (IRR) — Return on investment calculation for adjustable cash flow.
Mark-up / Discount Percentages — Calculate profit margins. Uniquely calculates explicit and implicit percentages. Solves any 3 of 5 variables.
Percentage Calculations — 4 calculators
Return on Investment — exact ROI between two dates
Ultimate Financial Calculator

Break Even Point Analysis — calculate break-even sales point for product or business. How many units of your product must be sold to make a profit?
C—Value! Wizard — Record payments and track balances on loans. Create custom debt or investment cash flows. Loans, payments, deposits, withdrawals and interest rate changes can be adjusted to occur on any date. Record cash flows as they happen and track balances.
Economic Ordering Quantity (EOQ) — what's the optimal ordering quantity?
Equivalent Rate — calculate equivalent interest rates
Interest Calculator — calculate exact day or periodic interest.
Internal Rate of Return (IRR) — ROI calculation for adjustable cash flow.
Loan Comparison Adviser — compare two loan offers
Loan Matrix — multiple payments or loan amounts as interest rate and term varying along the "X" & "Y" axes.
MACRS Depreciation — create depreciation schedule with Section 179 Benefits calculation.
Mark-up & Discount — mark-up and discount calculations
Permutation & Combination — calculate odds
Refinance Adviser — determine if it is advisable to refinance a business debt.
Rental Analysis Schedule — create cash flow schedule for a rental property
Return on Investment (ROI) — absolute and annualized rate of return calculation
Straight Line Depreciation — creates a depreciation schedule