I Need To…
Choose what you are trying to do. You do not need to know the name of the tool.
Calculate something
Numbers, dates and other calculations.
Day of the WeekFind the weekday for a date.Days Between DatesCalculate days between dates.Weeks Between DatesCalculate elapsed weeks.Months Between DatesCalculate whole calendar months.Years Between DatesCalculate elapsed years.Add Days to a DateAdd or subtract days.Add Weeks to a DateAdd or subtract weeks.Add Months to a DateAdd or subtract months.Add Years to a DateAdd or subtract years.Day of YearFind the day number of a year.ISO Week NumberFind the ISO week.Leap Year CheckerCheck whether a year is leap.Days in MonthFind days in a month.Age CalculatorCalculate age from a birth date.Unix TimestampConvert dates and Unix timestamps.Percentage CalculatorCalculate a percentage.Percentage ChangeCalculate percentage increase or decrease.Ratio CalculatorSimplify and compare ratios.Discount CalculatorCalculate a discount and final price.VAT CalculatorCalculate VAT inclusive or exclusive prices.Tip CalculatorCalculate a tip and split a bill.Simple InterestCalculate simple interest.Compound InterestCalculate compound growth.Mean CalculatorCalculate the mean.
Convert something
Turn one representation into another.
JSON FormatterPretty-print and validate JSON.JSON MinifierMinify JSON.JSON Array to LinesConvert a JSON array to lines.Lines to JSON ArrayConvert lines to a JSON array.HTML EscapeEscape HTML characters.HTML UnescapeDecode HTML entities.HTML to TextStrip HTML tags.CSS FormatterFormat CSS text.SQL FormatterFormat SQL text.Markdown to HTMLConvert common Markdown.Markdown TableCreate a Markdown table.JavaScript String EscapeEscape text for JavaScript.Regex EscapeEscape regex metacharacters.URL ParserBreak a URL into components.Query String ParserParse URL query parameters.HEX to RGBConvert HEX to RGB.RGB to HEXConvert RGB to HEX.RGB to HSLConvert RGB to HSL.HSL to RGBConvert HSL to RGB.Colour Contrast CheckerCheck colour contrast.Random ColourGenerate a random HEX colour.
Clean something up
Remove clutter, duplicates, spaces and unwanted content.
Word CounterCount words, characters, lines and paragraphs.Character CounterCount characters with or without spaces.Line CounterCount lines and optionally ignore blank lines.Sentence CounterCount sentences in pasted text.Paragraph CounterCount paragraphs in text.Reverse TextReverse every character.Reverse WordsReverse the order of words.Reverse LinesReverse the order of lines.Sort Lines A–ZAlphabetically sort lines.Sort Lines Z–AReverse alphabetically sort lines.Sort Lines by LengthSort lines by length.Remove Duplicate LinesRemove repeated lines.Remove Blank LinesRemove empty lines.Trim LinesTrim each line.Remove Extra SpacesCollapse repeated spaces.Join LinesJoin lines with a separator.Shuffle LinesRandomise line order.Number LinesAdd line numbers.UPPERCASE ConverterConvert text to uppercase.lowercase ConverterConvert text to lowercase.Title Case ConverterConvert text to title case.camelCase ConverterConvert text to camelCase.PascalCase ConverterConvert text to PascalCase.URL Slug GeneratorCreate a URL slug.
Compare two things
Find differences, overlap or useful comparisons.
Unique WordsList unique words.Word FrequencyCount word frequency.Sort NumbersSort numbers.Sum a ListAdd numbers in a list.Average a ListCalculate an arithmetic mean.Median of a ListFind the median.Minimum & MaximumFind minimum and maximum.List IntersectionFind shared items.List DifferenceFind items only in A.List UnionCombine lists without duplicates.CSV to LinesConvert a simple CSV column to lines.Lines to CSVConvert lines to a CSV column.
Generate something
Create text, identifiers, code or other useful output.
Meta Tag GeneratorGenerate common HTML meta tags.Open Graph GeneratorGenerate Open Graph tags.Canonical URLGenerate a canonical link.robots.txt GeneratorGenerate robots.txt.Sitemap EntryGenerate a sitemap entry.HTML Heading ExtractorExtract H1–H6 headings.Link ExtractorExtract href links.URL BuilderBuild a URL with parameters.UTM BuilderCreate a UTM URL.JSON-LD GeneratorGenerate basic JSON-LD.HEX to RGBConvert HEX to RGB.RGB to HEXConvert RGB to HEX.RGB to HSLConvert RGB to HSL.HSL to RGBConvert HSL to RGB.Colour Contrast CheckerCheck colour contrast.Random ColourGenerate a random HEX colour.UUID GeneratorGenerate UUIDs.Password GeneratorGenerate a random password.Random StringGenerate an alphanumeric string.Lorem Ipsum GeneratorGenerate placeholder text.HTML List GeneratorTurn lines into an HTML list.JavaScript Array GeneratorTurn lines into a JavaScript array.PHP Array GeneratorTurn lines into a PHP array.Python List GeneratorTurn lines into a Python list.
Find something
Extract or discover information from your input.
Day of the WeekFind the weekday for a date.Days Between DatesCalculate days between dates.Weeks Between DatesCalculate elapsed weeks.Months Between DatesCalculate whole calendar months.Years Between DatesCalculate elapsed years.Add Days to a DateAdd or subtract days.Add Weeks to a DateAdd or subtract weeks.Add Months to a DateAdd or subtract months.Add Years to a DateAdd or subtract years.Day of YearFind the day number of a year.ISO Week NumberFind the ISO week.Leap Year CheckerCheck whether a year is leap.Days in MonthFind days in a month.Age CalculatorCalculate age from a birth date.Unix TimestampConvert dates and Unix timestamps.Star SignFind the Western zodiac sign.Chinese ZodiacFind the Chinese zodiac animal.BirthstoneFind a traditional birthstone.Birth FlowerFind a traditional birth flower.Friday the 13thFind Friday the 13th dates.
Check something
Validate, inspect or analyse input.
Day of the WeekFind the weekday for a date.Days Between DatesCalculate days between dates.Weeks Between DatesCalculate elapsed weeks.Months Between DatesCalculate whole calendar months.Years Between DatesCalculate elapsed years.Add Days to a DateAdd or subtract days.Add Weeks to a DateAdd or subtract weeks.Add Months to a DateAdd or subtract months.Add Years to a DateAdd or subtract years.Day of YearFind the day number of a year.ISO Week NumberFind the ISO week.Leap Year CheckerCheck whether a year is leap.Days in MonthFind days in a month.Age CalculatorCalculate age from a birth date.Unix TimestampConvert dates and Unix timestamps.JSON FormatterPretty-print and validate JSON.JSON MinifierMinify JSON.JSON Array to LinesConvert a JSON array to lines.Lines to JSON ArrayConvert lines to a JSON array.HTML EscapeEscape HTML characters.HTML UnescapeDecode HTML entities.HTML to TextStrip HTML tags.CSS FormatterFormat CSS text.SQL FormatterFormat SQL text.
Format something
Make text, data or code easier to read.
JSON FormatterPretty-print and validate JSON.JSON MinifierMinify JSON.JSON Array to LinesConvert a JSON array to lines.Lines to JSON ArrayConvert lines to a JSON array.HTML EscapeEscape HTML characters.HTML UnescapeDecode HTML entities.HTML to TextStrip HTML tags.CSS FormatterFormat CSS text.SQL FormatterFormat SQL text.Markdown to HTMLConvert common Markdown.Markdown TableCreate a Markdown table.JavaScript String EscapeEscape text for JavaScript.Regex EscapeEscape regex metacharacters.URL ParserBreak a URL into components.Query String ParserParse URL query parameters.Meta Tag GeneratorGenerate common HTML meta tags.Open Graph GeneratorGenerate Open Graph tags.Canonical URLGenerate a canonical link.robots.txt GeneratorGenerate robots.txt.Sitemap EntryGenerate a sitemap entry.HTML Heading ExtractorExtract H1–H6 headings.Link ExtractorExtract href links.URL BuilderBuild a URL with parameters.UTM BuilderCreate a UTM URL.
Encode or decode
Encode, decode, escape or hash text.
Base64 EncodeEncode text as Base64.Base64 DecodeDecode Base64.URL EncodePercent-encode text.URL DecodeDecode percent encoding.Hex EncodeConvert text to hexadecimal.Hex DecodeConvert hexadecimal to text.Unicode EscapeRepresent characters as Unicode escapes.ROT13Apply ROT13.ROT47Apply ROT47.Morse CodeEncode text as Morse code.SHA-256 HashHash text using SHA-256.SHA-512 HashHash text using SHA-512.
Analyse something
Measure, count and understand text or data.
Word CounterCount words, characters, lines and paragraphs.Character CounterCount characters with or without spaces.Line CounterCount lines and optionally ignore blank lines.Sentence CounterCount sentences in pasted text.Paragraph CounterCount paragraphs in text.Reverse TextReverse every character.Reverse WordsReverse the order of words.Reverse LinesReverse the order of lines.Sort Lines A–ZAlphabetically sort lines.Sort Lines Z–AReverse alphabetically sort lines.Sort Lines by LengthSort lines by length.Remove Duplicate LinesRemove repeated lines.Remove Blank LinesRemove empty lines.Trim LinesTrim each line.Remove Extra SpacesCollapse repeated spaces.Join LinesJoin lines with a separator.Shuffle LinesRandomise line order.Number LinesAdd line numbers.UPPERCASE ConverterConvert text to uppercase.lowercase ConverterConvert text to lowercase.Title Case ConverterConvert text to title case.camelCase ConverterConvert text to camelCase.PascalCase ConverterConvert text to PascalCase.URL Slug GeneratorCreate a URL slug.
Randomise something
Shuffle, choose or generate random values.
UUID GeneratorGenerate UUIDs.Password GeneratorGenerate a random password.Random StringGenerate an alphanumeric string.Lorem Ipsum GeneratorGenerate placeholder text.HTML List GeneratorTurn lines into an HTML list.JavaScript Array GeneratorTurn lines into a JavaScript array.PHP Array GeneratorTurn lines into a PHP array.Python List GeneratorTurn lines into a Python list.
Just explore
Useful, curious and fun tools to browse.