All Tools

Reduce image size without sacrificing visual quality.

Count words, characters, sentences and reading time.

Create QR codes for links, contacts and more.

Convert common images to lightweight WebP.

Generate clean SEO metadata for modern pages.

Create strong randomized passwords instantly.

Format JSON for better readability.

Calculate percentages in seconds.

Count characters with and without spaces.

Convert text to upper, lower, title, sentence, camel or kebab case.

Normalize repeated spaces and blank lines.

Sort lines alphabetically, reverse or by length.

Find and replace text with optional case sensitivity.

Convert common Markdown syntax into HTML.

Strip HTML tags and extract readable plain text.

Reverse text by characters, words or lines.

Turn titles and phrases into clean URL slugs.

Count lines, non-empty lines and blank lines.

Remove repeated lines while preserving first occurrence.

Add a prefix or suffix to every line.

Count sentences and estimate average sentence length.

Estimate reading time from word count.

Clean tabs, trailing spaces and repeated blank lines.

Convert comma-separated text into one item per line.

Join lines into comma-separated text.

Trim text to a chosen character limit with optional ellipsis.

Pick one or more random lines from a list.

Beautify and validate JSON with readable indentation.

Validate JSON and locate parsing errors.

Remove unnecessary JSON whitespace.

Encode or decode UTF-8 text with Base64.

Encode or decode URL components safely.

Encode or decode HTML entities.

Test regular expressions against sample text.

Build linear gradients with live CSS output.

Minify HTML for compact output.

Minify CSS comments and whitespace.

Perform safe basic JavaScript whitespace minification.

Convert Unix timestamps and human-readable dates.

Generate RFC 4122 version 4 UUID values.

Decode JWT header and payload locally without verification.

Convert HEX colors into RGB values.

Convert RGB color values into HEX.

Parse a URL query string into structured key/value data.

Convert integers between binary, octal, decimal and hexadecimal.

Format XML markup with readable indentation.

Apply readable line breaks and indentation to common SQL.

Build a clean HTTP header block from key/value rows.

Convert temperature units instantly.

Convert length units instantly.

Convert weight units instantly.

Convert area units instantly.

Convert volume units instantly.

Convert speed units instantly.

Convert data storage units instantly.

Convert angle units instantly.

Convert pressure units instantly.

Convert energy units instantly.

Convert time units instantly.

Convert binary values to decimal.

Convert decimal integers to binary.

Convert decimal integers to hexadecimal.

Convert hexadecimal values to decimal.

Convert between positive integers and Roman numerals.

Convert simple CSV data to a JSON array.

Convert a JSON array of objects to CSV.

Calculate exact age from a date of birth.

Calculate body mass index from height and weight.

Estimate monthly loan EMI, total interest and repayment.

Estimate recurring investment growth.

Calculate tax-inclusive and tax-exclusive amounts.

Estimate loan payments and total interest.

Calculate sale price and amount saved.

Calculate compounded investment or loan growth.

Calculate simple interest and final amount.

Calculate tip and split a bill between people.

Calculate the duration between two dates.

Count whole days between two dates.

Calculate duration between two times.

Calculate matching width or height from an aspect ratio.

Calculate profit, margin and markup.

Calculate selling price from cost and markup.

Estimate break-even units from fixed cost and contribution.

Calculate mean, median, minimum and maximum.

Calculate pace from distance and elapsed time.

Generate cryptographically secure hexadecimal tokens.

Generate random integers within a chosen range.

Generate random alphanumeric strings.

Generate placeholder paragraphs for layouts and mockups.

Generate username ideas from words and random modifiers.

Generate a random five-color HEX palette.

Build CSS box-shadow values with live preview.

Turn small text content into a data URI.

Pick a random choice from a list.

Generate random numeric PIN codes.

Resize an image to custom width and height.

Convert a browser-supported raster image to PNG.

Convert a browser-supported raster image to JPEG.

Crop an image using percentage-based edges.

Rotate images by 90, 180 or 270 degrees.

Flip an image horizontally or vertically.

Convert an image to grayscale.

Adjust image brightness with a slider.

Adjust image contrast with a slider.

View filename, MIME type, size and dimensions.

Center-crop images to popular social ratios.

Resize images to 1280×720 YouTube thumbnail dimensions.

Create a simple XML sitemap from a list of URLs.

Build a robots.txt file with sitemap and crawl rules.

Analyze frequent words and keyword density in text.

Check title length against common search snippet ranges.

Check meta description length and character count.

Generate Open Graph tags for social previews.

Generate a canonical link element for a page URL.

Generate hreflang alternate links from language and URL pairs.

Generate basic Organization or WebSite JSON-LD.

Inspect file size in bytes, KB and MB.

Display filename, extension and browser MIME type.

Generate SHA-1, SHA-256, SHA-384 and SHA-512 checksums.

Split a local file into downloadable chunks.

Preview renamed filenames using prefix, suffix and numbering.

Merge multiple text files into one downloadable text file.

Convert a local file to a Base64 data URL.

Decode Base64 content and download it as a file.

Read width and height from an image file.

Preview simple CSV rows and columns in a table.

Evaluate password length, variety and estimated strength.

Generate SHA-family hashes for text.

Encrypt and decrypt text locally with AES-GCM and a password.

Generate random hexadecimal keys using Web Crypto.

Generate HMAC-SHA-256 signatures for text.

Estimate password entropy from character variety and length.

Generate multi-word passphrases from a built-in word list.

Encode and decode notes with Base64 for transport.

Format compact multi-line Instagram bios.

Generate hashtags from keywords or a phrase.

Check a YouTube title against the 100-character limit.

Clean social captions while preserving line breaks.

Count characters against a 280-character target.

Clean spacing and structure long LinkedIn posts.

Count YouTube description characters and lines.

Normalize hashtag lists and remove duplicates.