Free online tools
Fast utilities for specific tasks, with no installation or account required.
Text
All tools →Uppercase converter
Convert text to UPPERCASE instantly.
Lowercase converter
Convert text to lowercase instantly.
Capitalize the first letter of every word
Convert text to lowercase and capitalize the first letter of every word.
Capitalize the first letter of each sentence
Convert text to lowercase and capitalize the first letter of each sentence.
Reverse text
Reverse every character in your text.
Remove accents from text
Remove accents and diacritics from text.
Remove extra spaces
Turn repeated spaces into a single space.
Remove line breaks
Remove line breaks and join text.
Remove duplicate lines
Remove repeated lines while keeping the first occurrence.
Sort lines A to Z
Sort lines alphabetically from A to Z.
Sort lines Z to A
Sort lines alphabetically from Z to A.
Word counter
Count words, characters and lines in any text.
Calculators
All tools →Percentage calculator
Calculate X% of any number.
Percentage increase calculator
Calculate the percentage increase from a starting value to a higher final value.
Percentage decrease calculator
Calculate the percentage decrease from a starting value to a lower final value.
Percentage change calculator
Calculate percentage change between a starting value and a final value, whether it increases or decreases.
What percentage is one number of another?
Calculate what percentage one value represents of another total value.
Percentage difference calculator
Calculate the percentage difference between two values.
Increase a number by a percentage
Increase a number by a chosen percentage.
Decrease a number by a percentage
Decrease a number by a chosen percentage.
Discount calculator
Calculate the final price after a discount.
Add VAT to a price
Add any VAT rate to a price.
Remove VAT from a price
Calculate the net price from a VAT-inclusive total.
Rule of three calculator
Solve a direct rule of three: A is to B as C is to X.
Dates
All tools →Days between dates calculator
Calculate the number of days between two dates.
Days since a date
Enter a date and calculate how many days have passed until today.
How many days have I been alive?
Calculate approximately how many days, weeks and hours you have been alive.
Exact age calculator
Calculate your exact age in years, months and days.
Add days to a date
Find the date after adding a number of days.
Subtract days from a date
Find the date a number of days earlier.
Day of the week calculator
Find the day of the week for any date.
Leap year checker
Check whether a year has 365 or 366 days.
Time
All tools →Online timer
Set hours, minutes and seconds and start a countdown timer.
Online stopwatch
A precise stopwatch with start, pause and reset.
Countdown to a date
Create a live countdown to a specific date and time.
Time difference between cities
Compare the current time in two cities and see the time difference.
Current time in Madrid
Check the current time in Madrid, its time zone and the difference from your local time.
Current time in London
Check the current time in London, its time zone and the difference from your local time.
Current time in Paris
Check the current time in Paris, its time zone and the difference from your local time.
Current time in Berlin
Check the current time in Berlin, its time zone and the difference from your local time.
Current time in Rome
Check the current time in Rome, its time zone and the difference from your local time.
Current time in Lisbon
Check the current time in Lisbon, its time zone and the difference from your local time.
Current time in New York
Check the current time in New York, its time zone and the difference from your local time.
Current time in Los Angeles
Check the current time in Los Angeles, its time zone and the difference from your local time.
Converters
All tools →Centimeters to inches
Convert centimeters to inches.
Inches to centimeters
Convert inches to centimeters.
Kilometers to miles
Convert kilometers to miles.
Miles to kilometers
Convert miles to kilometers.
Kilograms to pounds
Convert kilograms to pounds.
Pounds to kilograms
Convert pounds to kilograms.
Celsius to Fahrenheit
Convert Celsius to Fahrenheit.
Fahrenheit to Celsius
Convert Fahrenheit to Celsius.
GB to MB
Convert gigabytes to megabytes using decimal units.
MB to GB
Convert megabytes to gigabytes using decimal units.
Mbps to MB/s
Convert megabits per second to megabytes per second.
Developer
All tools →URL encoder
Encode text for safe use inside a URL.
URL decoder
Decode percent-encoded URL text.
Text to Base64
Encode UTF-8 text to Base64.
Base64 to text
Decode a Base64 string to UTF-8 text.
JSON formatter
Validate and pretty-print JSON.
JSON minifier
Remove unnecessary whitespace from valid JSON.
JSON validator
Check whether text contains valid JSON.
UUID generator
Generate random UUID v4 identifiers.
HTML escape
Convert special characters to HTML entities.
HTML unescape
Convert HTML entities back to normal characters.
Password generator
Generate random passwords with the length you choose.
Random & lists
All tools →Random number generator
Generate a random integer between a minimum and maximum.
Flip a coin
Flip a coin online and get heads or tails at random.
Roll a die
Roll a virtual six-sided die and get a result from 1 to 6.
Random winner picker
Paste a list of names and pick a random winner for a giveaway or draw.