Markup Calculator

Calculate the selling price and profit margin from your cost and desired markup percentage. Price your products correctly.

Burn Rate & Runway Calculator

Calculate your monthly burn rate and how many months until you run out of cash. Essential for startups.

Sales Tax Calculator

Calculate sales tax and total price for any purchase. Know the exact tax amount and final price before you buy or sell.

Loan Amortization Calculator

Calculate monthly loan payments, total interest, and see the amortization schedule. Compare loan offers side by side.