Most Popular Tools
this weekVAT Calculator (Inc/Exc)
Free VAT calculator — instantly add VAT to a net amount or extract VAT from a gross price. Works with any rate. Use our free calculator now. Get instant accurat
EV Charging Cost Calculator
Free EV charging cost calculator. Enter your battery size, electricity rate, and charging level to find the total cost and time to charge your electric vehicle.
Combination Permutation Calculator
Free combination and permutation calculator. Enter n and r to calculate nCr (combinations) and nPr (permutations) with step-by-step formulas. Use our free calcu
Speed Distance Time Calculator
Free speed distance time calculator. Enter any two of the three values (speed, distance, time) to instantly calculate the third using the SDT formula.
Countdown Calculator
Free countdown calculator. Enter any future date to see exactly how many days, hours, and minutes remain until that event. Use our free calculator now.
Compound Interest Calculator
Free compound interest calculator. Calculate investment growth over time with compounding. Supports monthly contributions and different compounding frequencies.
Profit Margin Calculator
Free profit margin calculator. Enter revenue and cost to get gross margin %, net margin %, markup %, and profit amount instantly. Use our free calculator now.
Personal Loan Calculator
Free personal loan calculator. Enter loan amount, APR, and term to find your monthly payment, total interest, and overall repayment amount. Use our free calcula
Triangle Calculator
Free triangle calculator. Find the area, perimeter, and all missing angles and sides of any triangle given three known values (SSS, SAS, ASA, AAS). Use our free
Grade Average Calculator
Free grade calculator. Enter your midterm grade, final exam score, and weighting percentage to find your final course grade and letter grade. Use our free calcu
Percentage Distribution Calculator
Free percentage distribution calculator. Find the percentage share of each item in a list, or distribute a total amount proportionally across multiple catego...
Auto Loan Calculator
Free auto loan calculator. Enter vehicle price, down payment, trade-in value, APR, and loan term to find your exact monthly car payment. Use our free calculator