All Tools

Measure internal repetition and lexical variety in your own text

Analyze keyword occurrences and percentages

Generate HTML meta tags for SEO and OpenGraph

Create customized robots.txt files for search engines

Generate XML sitemap structure for search indexers

Analyze web page load times and performance scores

Extract and inspect meta tags from URL or HTML

Validate URL paths against custom robots.txt rules

Find relevant target keywords, volume & CPC metrics

Audit H1-H6 heading hierarchy for SEO optimization

Audit rel=canonical tags to prevent duplicate content penalties

Preview Facebook Open Graph, Twitter Cards, and image metadata

Live preview Google Search title tag and meta snippet

Decode percent-encoded URLs back to readable text

Percent-encode URLs and query strings safely

Generate reciprocal hreflang tags for a multilingual or multi-regional site.

Build valid JSON-LD structured data for articles, products, FAQs and more.

Build correctly encoded campaign tracking URLs for analytics.

Generate full-length articles with customizable tone

Summarize long texts into concise key takeaways

Rephrase text to improve tone, fluency, and clarity

Detect grammar, spelling, and sentence errors

Generate catchy titles for blogs and campaigns

Compose professional emails and follow-ups

Expand brief notes into detailed paragraphs

Measure line counts, nesting depth and declarations in a snippet

Refine AI prompts for optimal LLM generation

Generate fictional stories and plot outlines

Adjust tone to formal, casual, persuasive, or urgent

Generate engaging posts with hashtags for social media

Generate structured H2/H3 blog post outlines

Generate SEO 155-char meta descriptions

Rephrase robotic AI text into natural human voice

Compress PNG/JPEG images without quality loss

Resize images to custom width and height

Convert images between PNG, JPEG, WebP and AVIF

Pick color codes and sample image colors

Create a free QR code for any link or text and download it

Convert images into inline Data URI strings

Generate 16x16, 32x32, 64x64 website favicon PNGs

Stamp text copyright watermarks onto images

Apply Grayscale, Sepia, Invert, Blur and Brightness filters

Safely preview SVG markup and minify the source

Calculate proportional dimensions for 16:9, 4:3, etc.

Extract the dominant colours from any image

Crop image canvas to 1:1, 16:9, 9:16 aspect ratios

Rotate photos 90°/180°/270° or flip horizontal/vertical

Inspect and strip photo GPS location & camera EXIF tags

Overlay a caption or watermark with control over font, colour and position.

Convert to greyscale by luminance, channel average, threshold or sepia.

Hide part of an image with a blur, pixelation or a solid block.

Combine several images into one grid, strip or stack with your own spacing.

Convert iPhone HEIC photos to JPEG, PNG or WebP without uploading them.

Add a border and optional padding around an image.

Mirror an image horizontally or vertically and rotate it in quarter turns.

Slice an image into a grid of tiles and download them all as a ZIP.

Pixelate a whole image or one rectangle of it, at a block size you choose.

Round the corners of an image, or crop it to a circle, on a transparent PNG.

Convert plain text documents to PDF printouts

Convert Markdown formatted text to PDF

Create formatted business invoices and export PDF

Print raw HTML code markup into PDF documents

Inspect document word count, character count, and pages

Convert uploaded images into printable PDF files

Stamp text watermarks and confidential markers onto PDF

Estimate PDF page counts and double-sided paper sheets

Generate printable award certificates in PDF format

Wrap text content with custom headers and footers

Generate PDF document title, author, subject tags

Render CSV tabular data into printable PDF tables

Extract the text of a PDF into an editable Word .docx file

Turn a Word .docx document into a printable PDF

Count words and characters in a PDF document

Rebuild a PDF with object streams and dropped metadata to reduce its size.

Combine several PDF files into one document, in any order.

Stamp page numbers onto an existing PDF in the position you choose.

Reorder, rotate and delete pages, then save the document back out.

Extract page ranges from a PDF, or split it into single pages.

Beautify, validate, and format JSON code

Encode text to Base64 or decode Base64 strings

Generate random strong passwords with symbols

Generate SHA-256 cryptographic hashes

Test regular expressions against target strings

Decode JWT tokens to view header and payload claims

Minify HTML markup to optimize payload size

Generate RFC4122 v4 UUID unique identifiers

Minify CSS stylesheets to remove whitespace

Minify JS source code scripts

Format and indent SQL queries cleanly

Format and indent XML document structures

Extract and inspect URL query parameters and protocol

Inspect browser User-Agent strings and platform info

Generate Apache .htpasswd authentication credentials

Build and read five-field cron schedules, with the next run times shown.

Parse CSV or TSV into JSON, with quoted fields and embedded newlines handled.

Compare two JSON documents structurally and list every added, removed or changed value.

Turn JSON records into a spreadsheet-ready CSV, flattening nested keys.

Check JSON data against a JSON Schema and see exactly which rule failed.

Generate placeholder paragraphs, sentences, words or list items.

Hash text or a file with MD5, SHA-1, SHA-256, SHA-384 and SHA-512 at once.

Turn titles into clean URL slugs, one at a time or in bulk.

Convert YAML to JSON and back, with multi-document support.

Create CSS glassmorphism backdrop filter styles

Design CSS box shadows with live preview

Test WCAG text-to-background contrast ratios

Build linear and radial CSS gradient backgrounds

Create organic rounded border-radius shapes

Generate complementary UI color schemes

Configure flex-direction, align-items, justify-content

Configure grid-template-columns and responsive CSS grid

Generate pulse, float, spin, and bounce CSS animations

Design modern UI buttons with hover effects

Generate pure CSS border arrows and triangles

Calculate fluid typography clamp(min, vw, max) rules

Generate CSS aspect-ratio rules for responsive media

Create organic blob shapes as border-radius CSS or an SVG path.

Cut elements into circles, ellipses, insets and polygons with a live preview.

Stack blur, brightness, contrast, hue and more into one filter rule.

Shape an easing curve and watch it drive a live animation.

Generate soft-UI shadows with a contrast check that flags unreadable results.

Style scrollbars with both the standard properties and the WebKit fallback.

Build layered text shadows, from a soft lift to neon and outline effects.

Convert text to UPPERCASE, lowercase, Title Case, camelCase

Count words, characters, sentences, and reading duration

Convert length, weight, and temperature units

Convert text & numbers to Binary and Hex

Calculate exact age in years and total days lived

Calculate percentages, ratios, and relative shares

Calculate monthly loan EMI payments and interest

Encode plain text to Morse code or decode Morse

Convert Unix timestamps to dates and back, in seconds, milliseconds or nanoseconds

Convert between USD, EUR, GBP, JPY, CAD, AUD, INR

Convert HEX color codes to RGB and HSL

Convert Mbps to MB/s and estimate file download duration

Calculate Body Mass Index (BMI) and health category

Calculate final sale prices and discount savings

Calculate tips and split dining bills between people

Estimate daily energy needs using the Mifflin-St Jeor equation.

Project how a balance grows with compounding and regular contributions.

Count the days, weeks, months and working days between two dates.

Work out the monthly instalment, total interest and total repayment on a loan.

Work out a weighted grade point average from your courses and credits.

Add tax to a net price or strip it back out of a gross one.

Estimate a mortgage payment including deposit, tax and insurance.

Measure return on investment, including the annualised rate over a holding period.

Convert between an annual salary and an hourly, daily, weekly or monthly rate.

Find out how much to set aside each month to reach a target by a given date.

Replace text across a whole document, literally or by regular expression.

Strip repeated lines from a list, keeping the first or the last of each.

Join wrapped lines back into flowing paragraphs, or strip breaks entirely.

Reverse text by character, by word or by line.

Sort lines alphabetically, numerically, by length or at random.

Compare two blocks of text and highlight exactly what changed.

Repeat a block of text a set number of times, numbered or separated as you like.

Counts, reading time and platform limits for any block of text.

Trim, collapse and normalise the invisible characters in a block of text.