All Free Tools
20 powerful tools for students, developers & professionals — no signup needed.
All Tools 20
Calculator 5
Converter 3
Text Tools 3
Developer 4
Math 2
Generator 3
Popular
CGPA to Percentage
Calculator
Convert CGPA to percentage using the 9.5 formula. Supports VTU, Anna University & more.
Popular
GPA Calculator
Calculator
Calculate your GPA from grades and credit hours in seconds. Supports 4.0 and 10-point scales.
New
BMI Calculator
Calculator
Calculate Body Mass Index instantly. Get your health category — Underweight, Normal, Overweight or Obese.
New
Age Calculator
Calculator
Find your exact age in years, months, and days from your date of birth. Useful for official documents.
Free
Percentage Calculator
Calculator
Calculate percentage of a number, percentage increase/decrease, and what percent X is of Y.
Popular
Unit Converter
Converter
Convert length, weight, volume, speed, area, and more. Covers 200+ unit combinations.
Free
Temperature Converter
Converter
Convert between Celsius, Fahrenheit, and Kelvin instantly. Perfect for science students.
Free
Currency Converter
Converter
Convert between 150+ world currencies with live exchange rates. PKR, USD, EUR, GBP and more.
Popular
Word Counter
Text Tools
Count words, characters, sentences, and reading time. Great for essays, blogs, and assignments.
Free
Case Converter
Text Tools
Convert text to UPPERCASE, lowercase, Title Case, camelCase, or sentence case instantly.
Free
Lorem Ipsum Generator
Text Tools
Generate placeholder text in paragraphs, sentences, or words. Perfect for designers and developers.
Popular
JSON Formatter
Developer
Format, validate, and beautify JSON data with one click. Detect errors instantly.
Free
Base64 Encoder / Decoder
Developer
Encode text or files to Base64 format or decode Base64 strings back to readable text.
Free
URL Encoder / Decoder
Developer
Encode special characters in URLs or decode URL-encoded strings instantly. Great for API work.
New
HTML Formatter
Developer
Beautify and format messy HTML code. Makes your markup readable and well-indented.
Free
Scientific Calculator
Math
Full scientific calculator with sin, cos, tan, log, sqrt, power, and more. Great for students.
Free
Fraction Calculator
Math
Add, subtract, multiply, and divide fractions with step-by-step solution. Simplifies automatically.
Popular
Password Generator
Generator
Generate strong, random passwords with custom length, uppercase, numbers, and symbols.
New
Color Picker
Generator
Pick colors from a palette and get HEX, RGB, HSL values instantly. Export color codes.
New
UUID Generator
Generator
Generate unique UUIDs (v1 and v4) instantly. Copy single or bulk UUIDs for your projects.