Free online tools for SEO, developers and productivity
Browse 21 free online tools designed to improve productivity, simplify development tasks, optimise websites and streamline everyday work.
Text Tools
Simplify text editing, formatting, and content management.
Text Separator
Split lists by commas, tabs, line breaks or any delimiter you choose, then rejoin them in a different format.
Character Counter
Live character, word, sentence and paragraph counts, with reading time and limit bars for titles, meta descriptions and posts.
Case Converter
Convert text between sentence case, title case, camelCase, snake_case, kebab-case and eight other formats.
Duplicate Line Remover
Strip repeated lines from any list, with optional case matching, sorting and a mode that shows only the duplicates.
ASCII Converter
Convert text to ASCII codes in decimal, hexadecimal, binary or octal, and decode those codes back to readable text.
Reverse Word Tool
Reverse text by characters, words or lines, or flip each word individually while keeping the sentence order intact.
Developer Tools
Powerful utilities designed for developers and programmers.
JSON Validator & Beautifier
Beautify, minify and validate JSON, with precise error locations, optional key sorting and adjustable indentation.
Base64 Encoder
Encode text to Base64 or decode it back, with URL-safe output and correct handling of accents, emoji and non-Latin scripts.
HTML Minifier
Strip comments and redundant whitespace from HTML while protecting the content of pre, textarea, script and style tags.
CSS Minifier
Compress stylesheets by removing comments, collapsing whitespace, shortening hex colours and trimming redundant units.
JavaScript Minifier
Remove comments and redundant whitespace from JavaScript without renaming anything, so behaviour is guaranteed unchanged.
UUID Generator
Generate cryptographically random version 4 UUIDs in bulk, with hyphenated, uppercase, plain or braced formatting.
SEO Tools
Optimize your website and improve search engine performance.
Meta Tags Checker
Fetch any page and audit its title, description, canonical, Open Graph and Twitter tags, headings, images and links.
Slug Generator
Turn titles into clean URL slugs, with accent handling, stop-word removal, length limits and bulk conversion.
URL Encoder
Percent-encode text for safe use in URLs, with separate modes for whole addresses and individual query values.
URL Decoder
Decode percent-encoded URLs back to readable text and break the query string into a labelled table of parameters.
Utility Tools
Everyday productivity tools designed to simplify common digital tasks.
Password Generator
Generate strong random passwords using your browser's cryptographic randomness, with control over length and character types.
Password Strength Checker
Measure password strength by entropy rather than arbitrary rules, with a crack-time estimate and specific advice.
Email Extractor
Pull every email address out of any block of text, with de-duplication, case normalisation and sorting.
URL Extractor
Pull every link out of text or HTML, filter by protocol or domain, and de-duplicate the results.
QR Code Reader
Decode QR codes from an uploaded image or your device camera, entirely in your browser with no upload.
Ready to start using TU Web Tools?
Free, browser based utilities for developers, SEO professionals, students and businesses.
Free to use • Mobile friendly • No installation required