All Tools
Browse our complete collection of 161 free online calculators and tools
Showing 109 - 120 of 161 tools
Magnetic Declination Calculator
Calculate magnetic declination between true north and magnetic north
Time Duration Calculator
Calculate duration between two times
Random Number Generator
Generate random numbers within a range
Color Converter
Convert colors between HEX, RGB, and HSL formats
Weight Converter
Convert between kilograms, pounds, ounces, and more
Text Case Converter
Convert text to UPPER, lower, Title, or Sentence case
Toll Cost Calculator
Calculate toll road costs for your road trip or commute
Time Zone Converter
Convert time between different time zones worldwide
Invoice Due Date Calculator
Calculate payment due dates, late fees, and aging for invoices
Freelance Rate Calculator
Calculate optimal hourly and project rates for freelancers
Salary Calculator
Calculate take-home salary after taxes and deductions
Travel Distance Cost Calculator
Calculate travel cost based on distance, fuel efficiency, and route type