計算機

Calculate percentages, tip amounts, and percentage changes with precision

Advanced multi-functional calculator with trigonometric, logarithmic, and exponential functions

Calculate mean, median, mode, standard deviation, and variance for sets of data

Add, subtract, multiply, and divide fractions, and simplify them to lowest terms

Calculate your exact age in years, months, weeks, days, and even minutes

Track your academic performance with weighted GPA and semester grade estimates

Compute network ranges, broadcast addresses, and CIDR masks for IPv4 networking

Calculate your Body Mass Index (BMI) and Basal Metabolic Rate (BMR) with health insights

Estimate daily calorie needs and macronutrient distribution for your fitness goals

Compute your ideal body weight based on multiple scientific formulas

Calculate monthly EMI, total payment, and interest for loans

Calculate the difference between two dates in days, weeks, months, and years

Convert between units of length, weight, temperature, area, and volume

Calculate tip amount and split bill between multiple people

Calculate discounted price, savings amount, and discount percentage

Convert time between different time zones around the world

Estimate your monthly mortgage payments, including taxes, insurance, and PMI

Calculate how your investments grow over time with compound interest and regular contributions

Calculate the purchasing power of money over time based on inflation rates

Add or remove VAT from any amount instantly with preset rates and multiple currency symbols

Convert amounts between 25+ world currencies using approximate exchange rates

Calculate return on investment, net profit, annualized ROI, and investment multiple

Calculate the Nth Fibonacci number or list Fibonacci numbers with golden ratio approximation

Check if a number is prime, find its factors, or list all primes up to a given limit

Estimate your retirement savings, monthly income, and inflation-adjusted totals

米海軍方式で体脂肪率を計算 — メートル法・ヤード法対応、脂肪量と除脂肪体重の内訳付き

損益分岐点・貢献利益・利益目標達成に必要な販売数を計算

資産と負債を追跡し、インタラクティブなバランスシートで総純資産を計算

明細行・税・割引・複数通貨に対応したプロ仕様の請求書を作成 — 印刷またはPDF保存

米国2024年税率区分に基づく手取り給与、連邦税、FICA、401(k)拠出額を計算

乱数の生成・範囲指定・サイコロ・暗号論的乱数性によるランダムシーケンス作成