Fast, accurate, and easy-to-use calculators, converters, and generators. No sign-up required.
Get started in seconds with our simple 4-step process
Find your tool using search or browse by category
Input your values in the simple, intuitive form
Instant, accurate calculations with detailed explanations
Copy results, share links, or download reports
Find the perfect tool for your needs
BMI, BMR, Age calculators and more
EMI, SIP, GST calculators
Length, weight, temperature converters
JSON, Base64, URL tools
QR codes, passwords, UUIDs
Mathematical calculators
Material and cost calculators
Date calculators and converters
CGPA, GPA, Grade calculators
Our most-used calculators and utilities
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Calculate your next period date, ovulation day, fertile window, and track your menstrual cycle. Estimate total lifetime periods with clinically accurate calculations.
Calculate roofing materials needed including shingles, underlayment, and ridge caps. Account for roof pitch and get accurate cost estimation.
Calculate your Equated Monthly Installment (EMI) for loans. Get detailed breakdown of principal and interest payments with amortization schedule.
Calculate your pregnancy due date, current week, trimester, and baby development milestones. Get personalized pregnancy timeline with week-by-week guidance and beautiful visualizations.
Generate cryptographically secure passwords with customizable strength. Industry-standard password generator with real-time strength analysis and security recommendations.
Tools that are gaining popularity
Calculate how many tiles you need for flooring or walls. Get accurate tile quantity with wastage, boxes needed, and total cost estimation.
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Find the ISO week number for any date. Calculate current week number, week start/end dates, and navigate between weeks. Perfect for project planning and scheduling.
Advanced project planning tool with automatic timeline generation, resource allocation, risk analysis, and milestone tracking
Check out our latest additions
Check your loan eligibility based on income, expenses, and credit score.
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Advanced project planning tool with automatic timeline generation, resource allocation, risk analysis, and milestone tracking
Comprehensive loan calculator demonstrating hybrid expressions, dynamic UI, conditional logic, array operations, and rich formatting