Available Tools
Explore our complete collection of free digital tools for developers, finance, productivity, and more.
Word Counter
Count words, characters, and paragraphs in real-time.
UF Converter
Convert between UF and Chilean Peso with real-time value.
Currency Converter
Global exchange rates (USD, EUR, GBP, and more).
Text Diff Checker
Find differences between two texts (Diff Checker).
Mortgage Calculator
Calculate your estimated monthly payment, interest, and total loan cost.
JSON Formatter
Validate, format, and minify JSON code with error detection.
Groovy Formatter
Format and beautify Groovy scripts, Jenkins and Gradle files.
Base64 Converter
Encode and decode Base64 strings with full UTF-8 support.
UUID Generator
Generate cryptographically secure universally unique identifiers (UUID v4).
Timestamp Converter
Convert between Unix timestamp and readable dates. Includes live clock.
Color Converter
Convert between HEX, RGB, and HSL. Includes visual picker and contrast calculator.
Compound Interest Calculator
Project your investment growth with visual chart and year-by-year breakdown.
Loan Calculator
Calculate monthly payments, total interest, and full amortization schedule.
Dividend Calculator
Project your passive dividend income with reinvestment (DRIP) and growth.
BMI Calculator
Calculate your Body Mass Index and discover your WHO category.
Calorie Calculator
Calculate your TDEE and macro distribution based on your fitness goal.
Heart Rate Zones
Calculate your cardiovascular training zones with precise formulas.
Cardiovascular Risk
Estimate your 10-year cardiovascular risk using Framingham score.
Bolus Calculator (Insulin)
Calculate insulin dose for meals and corrections (Type 1 Diabetes).
Ideal Weight Calculator
Calculate your healthy weight range and compare different classic medical formulas.
Pomodoro Timer
Pomodoro Technique for maximum productivity: 25 min focus + 5 min break.
Timer & Stopwatch
Stopwatch with laps and countdown timer.
Case Converter
Transform text to UPPERCASE, lowercase, Title Case and more variants.
To-Do List
Simple task manager with local persistence and visual progress.
Text Cleaner
Normalize and clean text with multiple processing options.
Rule of Three Calculator
Solve simple (direct and inverse) and compound rule of three with step-by-step explanation.
Percentage Calculator
Solve all percentage calculations: simple, of total, and percentage change.
Equation Calculator
Solve linear and quadratic equations with step-by-step explanation.
Mean & Statistics Calculator
Calculate mean, median, mode and more basic statistics instantly.
Fraction Calculator
Add, subtract, multiply and divide fractions with step-by-step explanation.
Unit Converter
Convert between different units of length, mass, volume, temperature and more.
QR Code Generator
Generate customizable QR codes with adjustable colors and sizes.
Age Calculator
Calculate your exact age and discover fun facts about your life.
Daily Weather
Simple forecast, useful tips, and current status.
Classic 2048
Join the numbers to reach 2048. Strategy and math.
Tip Calculator
Calculate tip amounts and split the bill among multiple people.
50/30/20 Rule
Organize finances by splitting income into needs, wants, and savings.
Sudoku
Play classic Sudoku with various difficulty levels.
Smart Hydration
Calculate your daily water goal and learn to hydrate with food.
Fuel Finder
Find nearby gas stations and compare prices in real-time.
Math Challenge
Train your brain by solving math operations against the clock.
Bible Quiz
Test your memory by completing bible verses.
Visual Memory
Memorize the pattern of illuminated cells and replicate it.