Calculatrices et Convertisseurs
Outils utiles pour les maths, conversions informatiques et calculs financiers.
40 tools SEO-first pages Minimal client JS
Calculatrices
Percentage Calculator Calculate X percent of a value instantly.
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Percentage Change Calculator Calculate increase or decrease percentage between two numbers. calculator math CPM moyen
Circle Calculator Calculate diameter, circumference, and area from radius. calculator math CPM plus faible
BMI Calculator Calculate body mass index from weight and height. calculator math CPM élevé
GCD & LCM Calculator Find greatest common divisor and least common multiple for two integers. calculator math CPM plus faible
Prime Number Checker Check if a number is prime and see basic factors. calculator math CPM plus faible
Quadratic Equation Solver Solve ax² + bx + c = 0 and view discriminant and roots. calculator math CPM moyen
Discount Calculator Calculate discount amount and final price. calculator finance CPM élevé
VAT / Sales Tax Calculator Calculate net, tax, and gross values. calculator finance CPM élevé
Loan Payment Calculator Estimate monthly loan payments and total interest. calculator finance CPM élevé
Compound Interest Calculator Calculate future value with compound interest. calculator finance CPM élevé
Savings Goal Calculator Estimate monthly savings needed to reach a target. calculator finance CPM élevé
Break-Even Calculator Calculate break-even units and revenue. calculator finance CPM élevé
Age Calculator Calculate age from date of birth. calculator math CPM moyen
Date Difference Calculator Find the difference between two dates. calculator math CPM moyen
Tip Calculator Calculate tip amount and split bill per person. calculator finance CPM élevé
ROI Calculator Calculate return on investment percentage. calculator finance CPM élevé
Profit Margin Calculator Calculate profit and margin from revenue and cost. calculator finance CPM élevé
Markup Calculator Calculate selling price from cost and markup percentage. calculator finance CPM élevé
Hourly to Salary Calculator Convert hourly pay to weekly, monthly, and annual salary. calculator finance CPM élevé
Convertisseurs
Binary to Decimal Converter Convert binary numbers to decimal values.
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Decimal to Binary Converter Convert decimal numbers into binary representation. converter informatics CPM moyen
Hex to Decimal Converter Convert hexadecimal values to decimal. converter informatics CPM moyen
Decimal to Hex Converter Convert decimal values to hexadecimal. converter informatics CPM moyen
Text to Base64 Encoder Encode plain text to Base64. converter informatics CPM moyen
Base64 to Text Decoder Decode Base64 into plain text. converter informatics CPM moyen
Unix Timestamp Converter Convert Unix timestamps to UTC and local date/time. converter informatics CPM moyen
Temperature Converter Convert between Celsius, Fahrenheit, and Kelvin. converter math CPM moyen
Length Converter Convert between mm, cm, m, km, in, ft, yd, and mi. converter math CPM moyen
Weight Converter Convert between mg, g, kg, oz, and lb. converter math CPM moyen
Speed Converter Convert between km/h, mph, m/s, and knots. converter math CPM moyen
URL Encoder Encode text for safe use in URLs. converter informatics CPM moyen
URL Decoder Decode percent-encoded URL text. converter informatics CPM moyen
Formatter (Formatting)
Generators
UUID Generator Generate one or more UUID v4 identifiers.
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SHA-256 Hash Generator Generate a SHA-256 hash for text input. generator informatics CPM moyen
Slug Generator Convert text into SEO-friendly URL slugs. generator informatics CPM moyen
Password Generator Generate secure random passwords in the browser. generator informatics CPM moyen