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190 tools
Free calculators to compute the distance between two coordinates on a 2D plane or 3D space. Distance calculators for two points on a map are also provided.
Pythagorean Theorem calculator to find out the unknown length of a right triangle. It can provide the calculation steps, area, perimeter, height, and angles.
This day of the week calculator is a safe bet if you want to check out what was the day of the week when you were born - or any other past or future date you imagine.
Use the horsepower calculator to estimate the current engine horsepower of your car. This tool provides you with results in horsepower units as well as in watts and other power units.
Free VA mortgage calculator to find the monthly payment, total interest, funding fee, and amortization details of a VA loan, or to learn more about VA loans.
Free calculator that finds the home equity loan amount you can borrow, along with the monthly payment, interest, total cost, and APR after factoring in closing costs.
Calculates the most effective ways to pay off multiple credit cards by determining the best order of payment based on interest rates and balances, and estimating the total time required to become debt-free. Users input their credit card details including balance and interest rate, then select their monthly budget, which helps in visualizing how quickly they can clear their debts. Helps users manage their credit card obligations more efficiently by providing a clear roadmap for financial recovery. Ideal for individuals with multiple credit cards facing high-interest rates or struggling to understand the impact of different repayment strategies on their debt timeline.
Calculates terms and sums of arithmetic, geometric, or Fibonacci sequences based on user input for initial terms or ratio. Helps users explore number patterns and mathematical concepts through practical calculations. Educators, students, mathematicians, and anyone interested in number theory can use this tool to verify sequence calculations, generate examples for learning, or test hypotheses about sequence behavior.
This calculator determines the mean, median, mode, and range of a given data set. Also, learn more about these statistical values and when each should be used.
This free triangle calculator computes the edges, angles, area, height, perimeter, median, as well as other values and a diagram of the resulting triangle.
Calculates electricity usage and cost based on power requirements and appliance usage. Enter details like voltage, current, time of use, and appliance wattage to get estimates. Ideal for homeowners, renters, and anyone managing household energy expenses. Useful for people looking to reduce their electric bills or understand their energy consumption better. Helps in planning purchases of energy-efficient appliances and making informed decisions about home improvements that can save money on electricity.
Two free calculators for computing a golf player's course handicap and the player's World Handicap System (WHS) handicap index based on their past scores.
Calculates gas mileage based on odometer readings, gas price per gallon, and tank capacity. Users input these details to estimate their car's fuel efficiency in miles per gallon. Helps users manage vehicle expenses by providing accurate estimates of how much fuel they use and associated costs. Ideal for anyone who wants to track their driving habits, optimize fuel consumption, or budget for future trips.
Calculates driving miles between two locations in the United States using zip codes or addresses. Enter start and end points, select vehicle type for fuel efficiency estimates. Helps users plan trips, track mileage for personal or professional purposes, or assess fuel costs. Ideal for students, drivers, businesses, and anyone needing quick distance calculations.
Calculates compatibility between two names by assigning points for various shared characteristics, then sums them to produce a percentage score from 0% to 100%. Users input their first and partner's names, and the calculator generates a score indicating potential romantic compatibility. Suitable for individuals seeking insight into romantic connections, whether in serious relationships or friendship. It can help spark conversation about personal values, interests, and life goals between two people considering a relationship.
Free calculator to perform matrix operations on one or two matrices, including addition, subtraction, multiplication, determinant, inverse, or transpose.
The Period Calculator is a user-friendly tool designed to help with tracking menstrual cycles and predicting important dates such as periods, ovulation, and the fertile window. It offers features like cycle length prediction, ovulation timing, and fertile period calculation, making it an invaluable resource for women of all ages. The calculator is accessible on the Ferty9 website (https://www.ferty9.com/calculators/period-calculator) and has been medically reviewed by a team of experts from the Ferty9 Medical Board. It caters to users with both regular and irregular menstrual cycles, ensuring accurate predictions and informed reproductive health decisions.
Calculate your pension benefits based on years of service, final average salary, and benefit multiplier. Estimate monthly and annual pension income with COLA adjustments.
Calculates the time it will take to pay off a credit card balance or determines the required payment amount to achieve financial goals within a specified timeframe using user inputs for balance, interest rate, and monthly payment. Ideal for anyone looking to manage their debt more effectively, understand the long-term impacts of different repayment strategies, or make informed decisions about their credit card usage. Helps users plan ahead by providing clear insights into their financial future related to credit card debt. Essential for individuals with high balances or those seeking to improve their credit score and reduce interest payments over time.
Calculates the greatest common factor (GCF) of a set of numbers by determining the largest number that divides evenly into each member of the set. Users input their numbers, and the calculator outputs the GCF, along with explanations using various methods such as listing factors or prime factorization. Helps users in mathematics, particularly those studying number theory, to quickly find common divisors among numbers. Ideal for students, educators, and anyone needing a quick reference for GCF calculations in academic settings or practical applications like simplifying fractions or solving equations.
Calculates the area of various property shapes in square feet using simple inputs for dimensions. Users enter length and width for rectangles, radius for circles, or side lengths for other polygons. The tool provides an accurate calculation based on the entered measurements. Homeowners, builders, real estate agents, and anyone needing to measure space for projects or property transactions will find this calculator invaluable. It simplifies complex area calculations into a user-friendly interface, ensuring precise results for planning and decision-making processes.
This calculator estimates bra size based on bust size, frame size, and common measurement standards. Also, convert bra sizes in the US, UK, EU, and Australia.
Free compound interest calculator to find the interest, final balance, and schedule using either a fixed initial investment and/or periodic contributions.
Calculates the actual paycheck amount after taxes and deductions, helping users determine their take-home pay from salary or learn about U.S. income tax. Ideal for individuals looking to understand their net earnings or plan personal finances. Useful for anyone with a regular income who wants to know how much they can keep after taxes and other deductions. Helps in budgeting, financial planning, and understanding the true value of one's salary in terms of spendable income.
