Numvion
Бесплатные Онлайн-Калькуляторы
Бесплатные онлайн-калькуляторы: ИМТ, возраст, проценты, конвертер единиц и многое другое.
🔥 В тренде
Калькулятор ИМТ
Calculate your Body Mass Index (BMI) instantly. Find out if you are underweight, normal, overweight, or obese based on your height and weight.
Калькулятор возраста
Calculate your exact age in years, months, and days. Find out your next birthday, day of birth, zodiac sign, and total days lived.
Генератор паролей
Generate strong, secure random passwords. Customize length, characters, and complexity. Strength analysis included.
Калькулятор чаевых
Calculate tip amount and split the bill between multiple people. Supports custom tip percentages.
Калькулятор сна
Calculate the best bedtime or wake-up time based on 90-minute sleep cycles for maximum energy.
Таймер обратного отсчёта
Create a countdown timer to any date and time. See days, hours, minutes, and seconds remaining.
Сколько дней я прожил?
Find out exactly how many days, weeks, hours, and heartbeats you have lived since your birthday.
Форматировщик JSON
Format, validate and beautify JSON instantly. Detect syntax errors with clear messages. Free online JSON formatter tool.
Генератор QR-кода
Generate QR codes instantly for any text, URL, email or phone number. Download as PNG. No server required.
Калькулятор Отказа от Курения
Calculate money saved, cigarettes avoided and health benefits since you quit smoking. Enter your quit date and pack price.
⭐ Популярные инструменты
Калькулятор ИМТ
Calculate your Body Mass Index (BMI) instantly. Find out if you are underweight, normal, overweight, or obese based on your height and weight.
Калькулятор возраста
Calculate your exact age in years, months, and days. Find out your next birthday, day of birth, zodiac sign, and total days lived.
Калькулятор процентов
Calculate percentages, percentage change, increase, decrease, and more. Instant results with step-by-step explanations.
Конвертер единиц
Convert between length, weight, volume, area, and speed units instantly. Supports metric and imperial systems.
Генератор паролей
Generate strong, secure random passwords. Customize length, characters, and complexity. Strength analysis included.
Калькулятор калорий
Calculate your daily calorie needs (TDEE) and basal metabolic rate (BMR) based on age, weight, height, and activity level.
Дни между датами
Calculate the exact number of days, weeks, months, and years between two dates. Add or subtract days from a date.
Таймер обратного отсчёта
Create a countdown timer to any date and time. See days, hours, minutes, and seconds remaining.
Калькулятор рабочих часов
Calculate total work hours, overtime, and weekly hours. Perfect for tracking work time and payroll.
Форматировщик JSON
Format, validate and beautify JSON instantly. Detect syntax errors with clear messages. Free online JSON formatter tool.
Кодировщик Base64
Encode text to Base64 or decode Base64 back to plain text instantly. No server, works entirely in your browser.
Генератор QR-кода
Generate QR codes instantly for any text, URL, email or phone number. Download as PNG. No server required.
Калькулятор Нормы Воды
Calculate your recommended daily water intake based on body weight and activity level. Supports metric and imperial.
Расчёт Площади Комнаты м²
Calculate room area in square meters or square feet. Add multiple rooms and get total area instantly.
Калькулятор Отказа от Курения
Calculate money saved, cigarettes avoided and health benefits since you quit smoking. Enter your quit date and pack price.
Конвертер Цветов HEX RGB
Convert HEX color codes to RGB values and vice versa. Preview colors instantly. Essential tool for designers and developers.
Генератор Slug URL
Convert any title or text into a clean, SEO-friendly URL slug. Removes special characters and spaces automatically.
Categories
🛠️ Все инструменты
Калькулятор ИМТ
Calculate your Body Mass Index (BMI) instantly. Find out if you are underweight, normal, overweight, or obese based on your height and weight.
Калькулятор возраста
Calculate your exact age in years, months, and days. Find out your next birthday, day of birth, zodiac sign, and total days lived.
Калькулятор процентов
Calculate percentages, percentage change, increase, decrease, and more. Instant results with step-by-step explanations.
Конвертер единиц
Convert between length, weight, volume, area, and speed units instantly. Supports metric and imperial systems.
Генератор паролей
Generate strong, secure random passwords. Customize length, characters, and complexity. Strength analysis included.
Калькулятор калорий
Calculate your daily calorie needs (TDEE) and basal metabolic rate (BMR) based on age, weight, height, and activity level.
Дни между датами
Calculate the exact number of days, weeks, months, and years between two dates. Add or subtract days from a date.
Счётчик слов
Count words, characters, sentences, and paragraphs instantly. Estimate reading and speaking time for your text.
Калькулятор чаевых
Calculate tip amount and split the bill between multiple people. Supports custom tip percentages.
Конвертер температур
Convert between Celsius, Fahrenheit, Kelvin, and Rankine instantly. Bidirectional conversion.
Калькулятор сна
Calculate the best bedtime or wake-up time based on 90-minute sleep cycles for maximum energy.
Конвертер размера файлов
Convert between bits, bytes, KB, MB, GB, TB and more. Supports SI and binary units.
Таймер обратного отсчёта
Create a countdown timer to any date and time. See days, hours, minutes, and seconds remaining.
Сколько дней я прожил?
Find out exactly how many days, weeks, hours, and heartbeats you have lived since your birthday.
Калькулятор рабочих часов
Calculate total work hours, overtime, and weekly hours. Perfect for tracking work time and payroll.
Форматировщик JSON
Format, validate and beautify JSON instantly. Detect syntax errors with clear messages. Free online JSON formatter tool.
Кодировщик Base64
Encode text to Base64 or decode Base64 back to plain text instantly. No server, works entirely in your browser.
Генератор QR-кода
Generate QR codes instantly for any text, URL, email or phone number. Download as PNG. No server required.
Калькулятор Нормы Воды
Calculate your recommended daily water intake based on body weight and activity level. Supports metric and imperial.
Расчёт Площади Комнаты м²
Calculate room area in square meters or square feet. Add multiple rooms and get total area instantly.
Калькулятор Отказа от Курения
Calculate money saved, cigarettes avoided and health benefits since you quit smoking. Enter your quit date and pack price.
Переводчик Кода Морзе
Translate text to Morse code or decode Morse code to text instantly. Supports dots, dashes and spaces.
Конвертер Двоичный
Convert plain text to binary (ASCII) or binary back to readable text. Instant results, no installation needed.
Конвертер Цветов HEX RGB
Convert HEX color codes to RGB values and vice versa. Preview colors instantly. Essential tool for designers and developers.
Генератор Slug URL
Convert any title or text into a clean, SEO-friendly URL slug. Removes special characters and spaces automatically.
Конвертер Timestamp Unix
Convert Unix timestamps to human-readable dates or convert any date to a Unix timestamp. Milliseconds supported.
Все бесплатные калькуляторы
Бесплатные онлайн-калькуляторы: ИМТ, возраст, проценты, конвертер единиц и многое другое.