All Tools.

Add noise to image artwork: lay fine grain over flat artwork and gradients to remove colour banding and add texture, with opacity and scale control.

Favicon generator: turn any image into 16 to 512 pixel PNG icons plus a favicon.ico file, with the HTML link tags ready to paste.

Crop transparent image padding: trim the empty transparent border from a PNG so it sits at its true size, in one click.

PNG to JPG converter and more: convert images between PNG, JPEG, WebP, JPEG XL, GIF, BMP, TIFF and ICO in batches, with resizing.

Online image splitter: cut any image into an even grid of tiles for Instagram grids, sprite sheets and printing, then download every tile.

Combine images into one: join photos side by side, stacked, or in custom grid layouts, with spacing and background colour, then download.

Free image to SVG converter: trace a PNG, JPG, WebP or GIF into real scalable vector paths, with presets and detail control.

Add a white border to a photo, or a colour, blur or gradient frame, so it fits square, 4:5 portrait or 9:16 story posts uncropped.

Paste image online: press Ctrl+V or Cmd+V to paste a screenshot or copied image, crop it, and download it as a PNG file.

Placeholder image generator: make PNG or SVG placeholders at any size, colour and label, with presets for banners, avatars and social cards.

Instagram carousel splitter: slice a wide panorama into square or 4:5 portrait panels that scroll seamlessly across swipes.

Resize an image for Instagram, Bluesky or Threads: crop to 1:1, 4:5, 1.91:1, 9:16 and more at full resolution, right in your browser.

SVG optimizer powered by SVGO: strip editor bloat from SVG files and minify them without changing how they look, with a before and after preview.

Add a watermark to a photo: place your logo or any PNG over an image with position, size, padding, opacity and blend mode controls.

Transfer files from phone to PC, PC to phone or phone to phone over WiFi. Scan a QR code to connect — no app, no cable, no upload and no file size limit.

Free barcode generator for Code 128, EAN-13, UPC-A, Code 39, Data Matrix, Aztec and PDF417, with a batch mode for bulk barcodes.

Convert an image to Base64: get a data URI or raw Base64 string ready to embed directly in CSS, HTML or JSON.

Base64 decode and encode text, URL encode or decode strings, and generate hashes, all locally in your browser. Nothing is uploaded.

Free meta tag generator for SEO title and description tags, Open Graph and Twitter card tags, with a live preview of your share card.

Free QR code generator for styled codes with custom colours, corner shapes and a centre logo. Static codes, no signup, no expiry.

Regex tester online: test regular expressions against sample text with live match highlighting, capture groups and flags, using JavaScript regex.

Tailwind cheat sheet: a searchable reference for Tailwind CSS utility classes and the exact CSS each one produces.

Free algebra calculator: simplify, expand, factor, solve and differentiate expressions with exact symbolic answers, rendered in LaTeX.

Binary to decimal converter: convert numbers between binary, decimal, hexadecimal and octal at once, with bitwise operations.

Free online graphing calculator: plot functions on an interactive, zoomable grid, compare graphs and trace y-values for any x.

Free scientific calculator online with trigonometry, logarithms, powers, constants, degree and radian modes, and a history tape.

Unix timestamp converter and epoch converter: turn timestamps in seconds or milliseconds into dates, do date maths and compare time zones.

Free online unit converter for length, weight, temperature, data, speed, area and volume, across metric, US and imperial units.

Caesar cipher decoder and classical cipher solver: crack Caesar, ROT13, Vigenère, Atbash, Affine, rail fence, Morse and more.

Color blindness simulator: preview an image or colour as people with protanopia, deuteranopia, tritanopia and five other colour vision types see it.

Convert hex to RGB, and between HSL, OKLCH, LAB, LCH and OKLAB, with a colour picker and every format shown at once.

WCAG contrast checker: test any text and background colour pair against WCAG 2.1 AA and AAA ratios, with a live preview.

CSS gradient generator for linear, four-corner and mesh gradients with optional grain. Copy the CSS or export a PNG background.

Color harmony generator: build complementary, triadic, analogous, split-complementary, tetradic and monochromatic schemes from one colour.

Browse 284 curated color palettes across artistic, nature, vintage, modern, soft, bold, seasonal and monochrome styles, and copy any colour.

Color palette from image: extract dominant, vibrant, muted, warm or cool colours from any photo, with hex codes to copy.

Color combination generator: create colour palettes from a seed colour with multiple strategies, lock colours you like, and export them.

Color picker from image: upload a photo or screenshot and sample the exact hex colour of any pixel with a magnified zoom loupe.

Tailwind color palette generator: turn one colour into a full 50 to 950 shade scale, as a Tailwind config or CSS variables in hex or OKLCH.

Online font viewer: open a TTF, OTF, WOFF or WOFF2 file to preview it at any size with your own text and get ready-to-use CSS, without installing it.

Browse and copy Unicode characters: symbols, arrows, currency, maths, emoji and more, searchable by name or code point.

Show big text on your screen: blow a short password, code or message up to read across a room, with look-alike characters colour-coded.

Line height calculator: get readable line heights for any font size as a unitless ratio, pixels or percent, with a live preview.

Convert px to rem and rem to px against any root font size, with a quick reference table of common pixel values.

Shavian alphabet transliterator: convert English text into Shavian script, with alternate spellings for words pronounced more than one way.

Online text compare tool: paste or open two versions and see every added and removed line highlighted side by side. Nothing is uploaded.

Free online text editor for Markdown with live formatting, tables, footnotes, focus mode, and export to Markdown, HTML or PDF.

Online notepad that saves in your browser, with tools to change case, sort, remove duplicates, find and replace, and clean up text.

Convert points to mm, inches, picas, ciceros, agates, pixels and rem, for print and screen typography, with a quick reference.

Free online word counter for words, characters, sentences and paragraphs, with reading and speaking time, updated as you type.

A4 size in cm, mm and inches, plus every ISO A, B and C, US and business card paper size, in millimetres, inches and points.

Print ready PDF check: preflight page sizes, bleed, colour spaces, fonts and image resolution before sending a file to the printer.

Booklet maker for PDFs: impose pages for saddle-stitch booklets and N-up printing, ready for double-sided printing on a home or office printer.

Zine template maker: lay out an 8-page mini zine or accordion fold from a PDF on one sheet, ready to print, fold and cut.