Square Footage Calculator
A comprehensive Square Footage Calculator tool that accurately calculates area for multiple geometric shapes including rectangles, circles, triangles, trapezoids, sectors, and parallelograms. Includes quantity multipliers, price calculations, unit conversion, and real-time results. Perfect for construction, landscaping, flooring, and any project requiring precise area measurements.
Area Calculator
Professional area calculator tool that computes areas of squares, rectangles, circles, triangles, and trapezoids with precision. Features multiple unit systems (metric/imperial), real-time visual diagrams, automatic unit conversion, and detailed result breakdowns. Perfect for students, professionals, and DIY projects.
Adsense Calculator
Unlock your website’s true earning potential with our comprehensive AdSense Calculator. Estimate your Google AdSense revenue, compare niche performance, and track your progress with our feature-rich tool designed for bloggers, website owners, and digital marketers.
Lighting Calculator
A comprehensive lighting calculator that converts between all major lighting units including candela, lumens, lux, footcandles, millicandela, and watts with beam angle and distance considerations. Perfect for lighting design, photography, and energy efficiency calculations.
GPA Calculator
A comprehensive GPA calculator that computes weighted GPAs from letter grades and credit points, supporting current semester calculations, cumulative GPA tracking, and detailed academic performance analysis.
Electrical Calculator
A comprehensive electrical calculator that instantly converts between 30+ electrical units. Calculate power, current, voltage, resistance, energy and battery capacity with accurate formulas and detailed step-by-step solutions.
Electricity Bill Calculator
Electricity bill calculator that helps estimate energy costs for household appliances across different countries. Simply select your country, choose an appliance, enter usage details, and instantly see daily, monthly, and yearly electricity expenses. Perfect for budgeting, energy-saving analysis, and understanding electricity consumption patterns.
Online Ruler
A free, full-featured online ruler with dual measurement systems (metric/imperial), screen calibration, and crosshair tracking.
Payment Calculator
Calculate loan payments instantly with our free tool. Visual breakdowns, accurate estimates, no registration required. Perfect for mortgages, auto loans, and personal financing.
Salary Calculator
Free online salary calculator converts between hourly, weekly, monthly, and annual pay with holiday and vacation adjustments. Perfect for job offers, budgeting, and financial planning.