Free Online Calculators, Converters and Tools

Finance & Fee Calculators

Use our fee calculators for accurate estimates of fees and charges from various platforms such as PayPal, Stripe, Venmo and ETC. Plan your expenses better.

Venmo Fee Calculator

Stripe Fee Calculator

Hotel Tax and Fee Calculator

Apple Pay Fee Calculator

Kickstarter Fee Calculator

PayPal Fee Calculator

Google AdSense Calculator

Amazon Profit Calculator

Square Fee Calculator

Braintree Fee Calculator

eBay Fee Calculator

Payoneer Fee Calculator

Google Pay Fee Calculator

Cash App Fee Calculator

Etsy Fee Calculator

Upwork Fee Calculator

YouTube Video Revenue Calculator

Emergency Fund Calculator

Retirement Savings Calculator

Monthly Cash Flow Calculator

Salary to Hourly Wage Calculator

Daycare Assistance Calculator

MO Vehicle Sales Tax Calculator

TurboTax capital gains calculator

Education Savings Calculator

Health & Medicine Calculators

Accurate tools for health, medication, and wellness. Calculate drug dosages, kinetic energy, and more to improve your health planning.

Drug Dosage Calculator

Calorie Intake Calculator

Pregnancy Due Date Calculator

BMI (Body Mass Index) Calculator

BMR (Basal Metabolic Rate) Calculator

Peptide Dosage Calculator

Insulin Dose Calculator

Blood Alcohol Content (BAC) Calculator

Heart Rate Zone Calculator

Protein Intake Calculator

Business & Content Calculators

Improve your business strategy with content writer fee calculators, social media value assessments, and other business-related tools.

Content Writer Fee Calculator

Social Media Value Calculator

Science & Engineering Calculators

Find calculators designed for science and engineering professionals, including energy and mechanical calculators.

Kinetic Energy Calculator

Yarn Count Calculator

Love & Relationship Calculators

Discover tools and calculators designed to help you explore love, relationships, and compatibility. From True Love to Marriage Predictions, we've got you covered.