Word Counter Text & WritingCount the words in any text and see an estimated reading time beside the total.Character Counter Text & WritingCount characters with and without spaces, plus words and lines, for posts, messages and forms with limits.Sentence Counter Text & WritingCount the sentences in an essay, article or caption to check its structure at a glance.Paragraph Counter Text & WritingCount paragraphs in a document, where each block separated by a blank line counts as one paragraph.Reading Time Calculator Text & WritingEstimate how long a text takes to read at slow, average or fast reading speeds.Text Case Converter Text & WritingConvert text to UPPERCASE, lowercase, Title Case, Sentence case or Capitalised words in one place.Remove Extra Spaces Text & WritingCollapse repeated spaces and tabs, trim each line and optionally drop blank lines from pasted text.Remove Duplicate Lines Text & WritingDrop repeated lines from a list while keeping the first occurrence of each line in place.Sort Text Lines Text & WritingSort lines alphabetically, in reverse, or by length, with an option to ignore letter case.Reverse Text Text & WritingReverse every character in a string, so the last character becomes the first.Reverse Words Text & WritingReverse the order of words in a sentence while leaving each word itself unchanged.Find and Replace Text Text & WritingReplace every occurrence of a word or phrase in a text and see how many replacements were made.Text Diff Checker Text & WritingCompare two texts line by line and see which lines were added, removed or kept.Text Cleaner Text & WritingRun a combined cleanup: trim lines, collapse spaces, drop blank lines and remove invisible characters.Slug Generator Text & WritingTurn a title into a clean, URL-friendly slug with lowercase letters, numbers and hyphens.Lorem Ipsum Generator Text & WritingGenerate classic Lorem Ipsum paragraphs as placeholder copy for layouts and mockups.Text to Morse Code Converter Text & WritingEncode letters, digits and common punctuation into International Morse Code dots and dashes.Morse Code to Text Converter Text & WritingDecode Morse Code dots and dashes back into readable letters, digits and punctuation.Strip HTML Tags Text & WritingRemove HTML tags from copied web content and leave the plain readable text behind.Add Line Numbers Text & WritingNumber every line of a text or list so lines can be referenced, quoted or reviewed in order.JSON Formatter Text ConvertersPretty-print JSON with indentation or compress it to a single line, with errors shown in plain words.JSON Validator Text ConvertersCheck whether text is valid JSON and, when it is not, read a plain explanation of the first error.XML Formatter Text ConvertersIndent XML so nested elements are easy to read, with malformed XML reported instead of guessed.HTML Formatter Text ConvertersIndent HTML markup for readability using a simple formatter that keeps tags and text in order.HTML Entity Encoder Text ConvertersEscape HTML characters such as <, > and & into entities so markup displays as text instead of rendering.HTML Entity Decoder Text ConvertersTurn HTML entities such as & and < back into the characters they represent.URL Encoder Text ConvertersPercent-encode text for safe use inside a URL, query string or link parameter.URL Decoder Text ConvertersDecode a percent-encoded URL or query string back into readable text.Base64 Encoder Text ConvertersEncode text, including non-English characters, into Base64 with correct UTF-8 handling.Base64 Decoder Text ConvertersDecode a Base64 string back into readable text, with UTF-8 characters restored.Binary to Text Converter Text ConvertersConvert space-separated binary bytes back into readable text.Text to Binary Converter Text ConvertersConvert readable text into space-separated 8-bit binary for learning or debugging.Decimal to Hex Converter Text ConvertersConvert a decimal number into its hexadecimal (base 16) equivalent.Hex to Decimal Converter Text ConvertersConvert a hexadecimal value, with or without a 0x prefix, into its decimal number.Text to ASCII Converter Text ConvertersConvert text into its ASCII code numbers, one number per character.ASCII to Text Converter Text ConvertersConvert space-separated ASCII code numbers back into readable text.CSV to JSON Converter Text ConvertersConvert comma-separated data into JSON objects, using the first row as field names.JSON to CSV Converter Text ConvertersConvert a JSON array of objects into CSV rows with a header row of field names.Markdown to HTML Converter Text ConvertersConvert simple Markdown — headings, bold, italic, links, lists and code — into HTML.HTML to Markdown Converter Text ConvertersConvert simple HTML — headings, bold, italic, links and lists — back into Markdown text.PNG to JPG Converter Image ConvertersConvert a PNG image into a JPG, choosing a background colour for any transparent areas.JPG to PNG Converter Image ConvertersConvert a JPG photo into a PNG file without changing its pixels.WebP to PNG Converter Image ConvertersConvert a WebP image into a widely compatible PNG file.PNG to WebP Converter Image ConvertersConvert a PNG image into a smaller WebP file, keeping transparency where the browser supports it.JPG to WebP Converter Image ConvertersShrink a JPG photo by converting it to the modern WebP format.WebP to JPG Converter Image ConvertersConvert a WebP image into a JPG for tools and platforms that do not accept WebP.AVIF to JPG Converter Image ConvertersConvert an AVIF image into a JPG that older editors and platforms can open.JPG to AVIF Converter Image ConvertersConvert a JPG photo into a compact AVIF file where the browser supports AVIF encoding.AVIF to PNG Converter Image ConvertersConvert an AVIF image into a PNG for editing in tools that do not read AVIF.PNG to AVIF Converter Image ConvertersConvert a PNG image into a compact AVIF file where the browser supports AVIF encoding.BMP to PNG Converter Image ConvertersConvert a large uncompressed BMP file into a much smaller PNG.BMP to JPG Converter Image ConvertersConvert a BMP image into a compact JPG for sharing and uploading.PNG to BMP Converter Image ConvertersConvert a PNG image into an uncompressed BMP file for older software that requires BMP.JPG to BMP Converter Image ConvertersConvert a JPG photo into an uncompressed BMP file for older software that requires BMP.GIF to PNG Converter Image ConvertersConvert a GIF image into a PNG, using the first frame of animated GIFs.GIF to JPG Converter Image ConvertersConvert a GIF image into a JPG, using the first frame of animated GIFs.GIF to WebP Converter Image ConvertersConvert a GIF image into a WebP file, using the first frame of animated GIFs.SVG to PNG Converter Image ConvertersRasterise an SVG vector file into a PNG at the size you choose.ICO to PNG Converter Image ConvertersExtract the largest PNG image stored inside an ICO icon file.PNG to ICO Converter Image ConvertersWrap a PNG image in an ICO container for use as a website favicon or app icon.PNG Compressor Image CompressorsCompress a PNG image in the browser and compare the original and compressed file sizes.JPG Compressor Image CompressorsCompress a JPG photo by lowering its quality setting and see the size saving before downloading.WebP Compressor Image CompressorsCompress a WebP image by re-encoding it at a lower quality setting.AVIF Compressor Image CompressorsCompress an AVIF image by re-encoding it at a lower quality setting.SVG Optimizer Image CompressorsShrink SVG code by removing comments, extra whitespace and editor metadata.Image Size Reducer Image CompressorsShrink an image by scaling it down to a percentage of its original size and re-encoding it.Bulk Image Compressor Image CompressorsCompress several images at once and download each compressed file individually.Image Quality Optimizer Image CompressorsCompare one image at three quality levels and pick the best balance of size and appearance.Image Resizer Image EditorsResize an image to exact pixel dimensions, optionally keeping its aspect ratio.Image Cropper Image EditorsCrop an image to a rectangle by entering its position and size in pixels.Image Rotator Image EditorsRotate an image by a preset angle or a custom number of degrees.Image Flipper Image EditorsFlip an image horizontally, vertically, or both, for mirrors and corrections.Image Border Generator Image EditorsAdd a solid coloured border of any thickness around an image.Rounded Image Generator Image EditorsRound the corners of an image and export it as a PNG with transparent corners.Image Background Color Changer Image EditorsFill the background of an image with a solid colour, useful for transparent logos and product photos.Grayscale Image Converter Image EditorsConvert a colour image to black-and-white grayscale while keeping its size and detail.Image Blur Tool Image EditorsSoften an image with a blur effect at the strength you choose.Image Sharpening Tool Image EditorsSharpen an image by strengthening its edges with a convolution filter.Image Watermark Tool Image EditorsOverlay text, such as a name or website, on an image at a chosen position and opacity.Image Aspect Ratio Calculator Image EditorsFind the simplified aspect ratio of any width and height, such as 16:9 or 4:3.Social Media Image Resizer Image EditorsResize an image to common social media sizes, such as a square post, a story or a video thumbnail.Favicon Generator Image EditorsGenerate favicon files at 16, 32 and 48 pixels plus an ICO file from one square image.Image to Base64 Converter Image ToolsConvert an image into a Base64 data URL for embedding in code or documents.Base64 to Image Converter Image ToolsTurn a Base64 data URL back into a downloadable image file.Image Dimension Checker Image ToolsCheck an image's width, height, file size and type before uploading it anywhere.Image Metadata Inspector Image ToolsInspect an image's dimensions, file size, format and basic JPEG camera data where present.Image Format Detector Image ToolsDetect an image's real format from its file signature bytes, not from its file name.Image Color Picker Image ToolsClick any pixel of an image to read its colour as HEX and RGB values.Transparent PNG Checker Image ToolsCheck whether a PNG image actually uses transparency, and how much of it is see-through.Image Preview and Comparison Tool Image ToolsCompare an original image with a grayscale version side by side using a drag slider.PDF to Image Converter PDF ToolsRender PDF pages as PNG images in the browser, one image per page.Image to PDF Converter PDF ToolsCombine one or more images into a single PDF document, one image per page.Merge PDF Files PDF ToolsJoin several PDF files into one document in the order you choose them.Split PDF Pages PDF ToolsExtract a range of pages from a PDF into a new, smaller PDF.PDF Page Counter PDF ToolsCount the pages in a PDF file without opening it in a reader.PDF Metadata Viewer PDF ToolsRead a PDF's stored title, author, subject, keywords and creation date.Text to PDF Converter PDF ToolsTurn plain text into a simple PDF document with wrapped lines and page breaks.PDF File Size Inspector PDF ToolsGet a combined report for a PDF: file size, page count and stored metadata in one view.File Size Converter File UtilitiesConvert a file size between bytes, KB, MB, GB and TB using decimal (1000-based) units.MIME Type Detector File UtilitiesDetect a file's real type from its signature bytes, instead of trusting its extension.File Hash Generator File UtilitiesCompute the SHA-256 hash of a file in the browser to verify downloads and copies.Text File Analyzer File UtilitiesAnalyse an uploaded plain-text file for lines, words, characters and blank lines.Hex File Viewer File UtilitiesView the first bytes of any file as a hex dump with its detected signature.Percentage Calculator CalculatorsFind a percentage of a number, what percentage one number is of another, and the percentage change between two numbers.Percentage Increase Calculator CalculatorsFind how much a value grew in percent, plus the new value after the increase.Percentage Decrease Calculator CalculatorsFind how much a value fell in percent, plus the new value after the decrease.Discount Calculator CalculatorsFind the sale price and the amount saved from an original price and a discount percentage.Sales Tax Calculator CalculatorsAdd sales tax to a net price, or extract the tax already included in a gross price.Tip Calculator CalculatorsSplit a bill with a tip, showing the tip amount, the total and each person's share.Profit Margin Calculator CalculatorsFind profit margin and markup from cost and selling price, and see the profit per item.Markup Calculator CalculatorsSet a selling price from cost plus a markup percentage, or find the markup already applied.VAT Calculator CalculatorsAdd VAT to a net amount or remove VAT from a gross amount using your local rate.Compound Interest Calculator CalculatorsSee how savings grow when interest compounds once a year, and how much is interest versus principal.Simple Interest Calculator CalculatorsCalculate simple interest, where interest is earned only on the original principal.Loan EMI Calculator CalculatorsEstimate the fixed monthly payment (EMI) for a loan from principal, annual rate and term in months.Loan Repayment Calculator CalculatorsSee the full cost of a loan: monthly payment, total repaid and total interest over the whole term.Savings Goal Calculator CalculatorsFind the monthly amount to save to reach a target by a date, assuming no interest.ROI Calculator CalculatorsCalculate return on investment as a percentage and a multiple of the amount invested.Age Calculator CalculatorsCalculate age in years, months and days from a date of birth to today or a chosen date.Date Difference Calculator CalculatorsFind the time between two dates in days, weeks, months and years.Time Duration Calculator CalculatorsFind the duration between two times on the same day, in hours and minutes.Average Calculator CalculatorsFind the mean, median and range of a list of numbers.Ratio Calculator CalculatorsSimplify a ratio to its smallest whole numbers and scale it to a new total.Scientific Calculator Math ToolsEvaluate arithmetic expressions with brackets, powers, percentages and common functions.Fraction Calculator Math ToolsAdd, subtract, multiply or divide two fractions and see the simplified result.GCD Calculator Math ToolsFind the greatest common divisor of two whole numbers.LCM Calculator Math ToolsFind the least common multiple of two whole numbers.Prime Number Checker Math ToolsCheck whether a whole number is prime and, when it is not, see its smallest factor.Number to Words Converter Math ToolsWrite a whole number out in English words, for cheques, invoices and formal documents.Roman Numeral Converter Math ToolsConvert between decimal numbers and Roman numerals in either direction.Binary Number Calculator Math ToolsAdd, subtract or multiply two binary numbers and see the binary and decimal results.Length Converter Unit ConvertersConvert a length between metric and imperial units instantly, with the result shown to sensible precision.Weight Converter Unit ConvertersConvert a weight between metric and imperial units for cooking, parcels and fitness.Temperature Converter Unit ConvertersConvert a temperature between Celsius, Fahrenheit and Kelvin for weather, cooking and science.Area Converter Unit ConvertersConvert an area between metric and imperial units for land, rooms and plots.Volume Converter Unit ConvertersConvert a volume between metric and US cooking units for recipes and containers.Speed Converter Unit ConvertersConvert a speed between road, wind and nautical units for travel and weather.Time Unit Converter Unit ConvertersConvert a duration between time units for schedules, workouts and projects.Data Storage Converter Unit ConvertersConvert a data size between storage units for files, drives and downloads.Pressure Converter Unit ConvertersConvert a pressure between engineering and weather units for tyres, pipes and forecasts.Energy Converter Unit ConvertersConvert an energy amount between physics, food and electricity units.Power Converter Unit ConvertersConvert a power rating between electrical and mechanical units for engines and appliances.Angle Converter Unit ConvertersConvert an angle between degrees, radians and gradians for maths and engineering.Unix Timestamp Converter Date & Time ToolsConvert between Unix timestamps (seconds since 1 January 1970) and readable dates, both ways.Add or Subtract Days Calculator Date & Time ToolsAdd or subtract a number of days from any date to find the resulting calendar date.Days Until Date Calculator Date & Time ToolsCount the days from today until a future date, or since a past date.Countdown Calculator Date & Time ToolsRun a live countdown to a date and time, ticking down in days, hours, minutes and seconds.Business Days Calculator Date & Time ToolsCount business days between two dates, skipping Saturdays and Sundays.Time Zone Converter Date & Time ToolsConvert a date and time between common time zones, with daylight saving handled by the browser.Stopwatch Date & Time ToolsRun a stopwatch with start, pause, lap times and reset, all in the page.Timer Date & Time ToolsCount down from a set number of minutes and seconds, with a message when time is up.Random Number Generator Productivity ToolsGenerate random numbers in a range you choose, using the browser's secure random source.Random Password Generator Productivity ToolsGenerate a random password with a length and character sets you choose, using secure random values.UUID Generator Developer ToolsGenerate random UUID version 4 identifiers, one at a time or in a batch.Regex Tester Developer ToolsTest a regular expression against sample text and see every match with its position.CSS Minifier Developer ToolsMinify CSS by removing comments and unnecessary whitespace with a simple minifier.JavaScript Minifier Developer ToolsMinify JavaScript by removing comments and collapsing whitespace with a simple minifier.HTML Minifier Developer ToolsMinify HTML by removing comments and collapsing whitespace between tags with a simple minifier.CSS Beautifier Developer ToolsBeautify CSS by indenting rules and declarations with a simple formatter.JavaScript Beautifier Developer ToolsBeautify JavaScript by indenting blocks and spacing statements with a simple formatter.Meta Title Length Checker SEO ToolsCheck a page title's character count and estimated pixel width against the range that usually displays fully.Meta Description Length Checker SEO ToolsCheck a meta description's length against the commonly useful 120 to 160 character range.Robots.txt Generator SEO ToolsGenerate a robots.txt file from allow and disallow paths, with an optional sitemap line.XML Sitemap Validator SEO ToolsCheck whether pasted XML is a well-formed sitemap and count the URLs it contains.Canonical URL Checker SEO ToolsCheck a URL's shape for common canonical problems, such as fragments, tracking parameters and missing schemes.Open Graph Preview SEO ToolsPreview how a link card could look from a title, description and image URL you provide.URL Parser SEO ToolsSplit any URL into its protocol, host, port, path, query parameters and fragment.UTM Link Builder SEO ToolsBuild a trackable campaign URL with utm_source, utm_medium and utm_campaign parameters.Color Converter Color ToolsConvert a colour between HEX, RGB and HSL values, with a live preview swatch.Color Palette Generator Color ToolsBuild a small palette from one base colour: tints, shades, a complementary colour and two analogous colours.Contrast Ratio Checker Color ToolsCheck the WCAG contrast ratio between a text colour and a background colour, with AA and AAA verdicts.Password Strength Checker Security & Encoding UtilitiesEstimate a password's strength from its length and character variety, without sending it anywhere.QR Code Generator Security & Encoding UtilitiesGenerate a QR code image from any text or URL and download it as a PNG.Text Hash Generator Security & Encoding UtilitiesCompute the SHA-256 or SHA-1 hash of any text in the browser.Secure Token Generator Security & Encoding UtilitiesGenerate random tokens in hexadecimal or Base64 for API keys, session ids and test data.Social Bio Counter Social Media ToolsCount bio characters against commonly published platform limits and see how much room is left.Hashtag Generator Social Media ToolsTurn words and phrases into hashtag suggestions for posts and captions.Social Post Length Checker Social Media ToolsCheck a post's length against commonly published per-platform character limits.Social Username Generator Social Media ToolsGenerate username ideas from a name or keyword, with numbers and separators you can vary.
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