Everyday Tools
Simple online tools for everyday tasks
Calculators, converters, dates, invoices, and helpful guides — free and without registration.
Tool categories
Calculators
Percentages, discounts, loans, budget planning, and everyday math.
Converters
Weight, length, temperature, and kitchen units without extra setup.
Dates and time
Age, date differences, and countdowns to common holidays.
Documents and templates
Simple invoices and printable personal finance templates.
Internet tools
IP, passwords, QR codes, URL tools, and Base64 in your browser.
Helpful guides
Short, practical instructions for common computer and phone tasks.
Popular tools
Percentage calculator
PopularCalculate a percentage of a number, percentage share, increase, and decrease.
Calculators
Discount calculator
PopularFind the final price and savings from an original price and discount percentage.
Calculators
Age calculator
PopularCalculate age in years, months, days, and total days.
Dates and time
Date difference calculator
PopularCount days, weeks, and approximate months between two dates.
Dates and time
Loan calculator
PopularEstimate monthly payment, overpayment, and total repayment for an annuity loan.
Calculators
Temperature converter
PopularConvert Celsius, Fahrenheit, and Kelvin with correct formulas.
Converters
Days until New Year
PopularAutomatic countdown to the nearest January 1.
Dates and time
Invoice generator
PopularCreate a simple invoice, add line items and tax, then print or save as PDF.
Documents and templates
What is my IP
PopularShow your IP, user agent, browser language, screen size, timezone, and platform.
Internet tools
Password generator
PopularGenerate a password with uppercase, lowercase, digits, and symbols.
Internet tools
QR code generator
PopularEnter text or a URL, generate a QR code, and download PNG.
Internet tools
Calculators
Percentages, discounts, loans, budget planning, and everyday math.
Percentage calculator
PopularCalculate a percentage of a number, percentage share, increase, and decrease.
Calculators
Discount calculator
PopularFind the final price and savings from an original price and discount percentage.
Calculators
Loan calculator
PopularEstimate monthly payment, overpayment, and total repayment for an annuity loan.
Calculators
Personal budget calculator
Add monthly expenses, remaining balance, and spending share of income.
Calculators
Converters
Weight, length, temperature, and kitchen units without extra setup.
Weight converter
Convert kilograms, pounds, grams, and ounces.
Converters
Length converter
Convert meters, feet, kilometers, miles, centimeters, and inches.
Converters
Temperature converter
PopularConvert Celsius, Fahrenheit, and Kelvin with correct formulas.
Converters
Kitchen converter
Convert cups, tablespoons, teaspoons, ounces, grams, and view common measures.
Converters
Dates and time
Age, date differences, and countdowns to common holidays.
Age calculator
PopularCalculate age in years, months, days, and total days.
Dates and time
Date difference calculator
PopularCount days, weeks, and approximate months between two dates.
Dates and time
Days until New Year
PopularAutomatic countdown to the nearest January 1.
Dates and time
Days until Christmas
Countdown to December 25 with a note about different traditions.
Dates and time
Documents and templates
Simple invoices and printable personal finance templates.
Internet tools
IP, passwords, QR codes, URL tools, and Base64 in your browser.
What is my IP
PopularShow your IP, user agent, browser language, screen size, timezone, and platform.
Internet tools
Password generator
PopularGenerate a password with uppercase, lowercase, digits, and symbols.
Internet tools
QR code generator
PopularEnter text or a URL, generate a QR code, and download PNG.
Internet tools
URL encoder/decoder
Encode and decode URL text with encodeURIComponent and decodeURIComponent.
Internet tools
Base64 encoder/decoder
Encode and decode Base64 with Unicode text support.
Internet tools
Helpful guides
Short, practical instructions for common computer and phone tasks.
Why it is useful
No registration
Open a page, enter your data, get the result. No account needed.
Local calculations
Calculators and converters run in your browser, without paid APIs or external services.
Print ready
Invoices and budget templates look clean when printed or saved as PDF.