Access a wide range of powerful, easy-to-use tools for image processing, health calculations, unit conversions, and more. All completely free with no registration required.
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Resize images precisely for passport photos, social media, and print—free, fast, easy, and no upload needed
Enhance image resolution without losing quality
Create custom QR codes for URLs, text, and more
Remove backgrounds from images automatically
Extract images from PDF documents
Split PDF documents into multiple files
Merge multiple PDF files into one document
Search from thousands of qualified doctors, read reviews, and book appointments
Track your menstrual cycle, find your most fertile days, and calculate your fertility window with our professional ovulation calculator
Calculate due date and pregnancy timeline
Analyze LDL cholesterol levels and risks
Monitor heart rate and breathing patterns
Uses NICE FeverPAIN, Centor & McIsaac scores for instant risk assessment and treatment guidance
Calculate kidney function using Cockcroft-Gault Equation
Professional fitness planning and weight management
Assess surgical risk with ARISCAT score
Calculate stroke risk in atrial fibrillation
Calculate insulin requirements for diabetes
Assess liver fibrosis risk with FIB-4 index
Convert steroid dosages accurately using established dosing equivalencies
Calculate glomerular filtration rate using the 2021 CKD-EPI creatinine equation
Predicts 6-week risk of major adverse cardiac events (MACE) in patients with chest pain symptoms
A standardized neurological examination tool used to quantify the severity of ischemic stroke
Calculates the pretest probability of pulmonary embolism (PE) using the validated Wells' Criteria
Patient Health Questionnaire-9. Objectifies degree of depression severity
Measures severity of anxiety symptoms over the past 2 weeks
AI-powered homeopathic medicine suggestion tool with comprehensive symptom selector
Comprehensive medical tool helps doctors and patients find appropriate medicines based on selected symptoms from various categories
Convert between degrees, radians, and gradians
Convert between square meters, feet, acres, etc.
Convert between bytes, KB, MB, GB, TB
Convert cooking measurements and units
Convert between meters, feet, miles, etc.
Convert between binary, decimal, hex, octal
Convert between watts, horsepower, etc.
Convert between Celsius, Fahrenheit, Kelvin
Trigonometric and hyperbolic functions
Convert speed between different units
Convert between liters, gallons, cubic meters, etc
Convert between kg, pounds, ounces, etc
Calculate Goods and Services Tax (GST) and Value Added Tax (VAT) for 20+ countries
Convert latitude and longitude coordinates between DD, DMS, and DDM formats. Free online tool for navigation, mapping, and GIS applications
Calculate exact age in years, months, days
Calculate time between two dates
Convert between Gregorian and Hijri dates
View important Islamic dates and events
Convert between different calendar systems