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Free Online Word Counter★Text Case Converter★Lorem Ipsum Generator Reading Time Calculator Text Repeater Tool URL Slug Generator Text Cleaner & Formatter Duplicate Line Remover

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25 free browser-based tools for text, numbers, colors, and everyday tasks.

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Word Counter
Percentage Calculator
Age Calculator from Date of Birth
Color Converter & Palette Generator
Unit Conversion Calculator
Lorem Ipsum Generator

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Every tool has a guide

All 25 free XSular tools — open any utility directly or read the matching tutorial for step-by-step explanations.

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Developer tools

Password Strength Checker — Free Online Security AnalyzerAnalyze password strength in real time with a visual meter, crack-time estimate, and actionable security tips. Includes a secure password generator. All processing stays private in your browser — free, no data sent.Binary to Text Converter — Free Online Encoder & DecoderEncode plain text to 8-bit binary and decode binary strings back to readable ASCII or UTF-8 text. Flexible delimiters including space, comma, or none. Free developer tool that runs entirely in your browser — no upload.JWT Decoder & Generator — Free Online Token ToolDecode, inspect, and verify JSON Web Tokens with header and payload views. Generate signed JWTs with custom claims, expiration, and HS256/HS384/HS512 algorithms. 100% client-side — free, secure, nothing uploaded.Base64 Encoder & Decoder — Free Online Encode & Decode ToolEncode text and files to Base64 or decode Base64 strings to text, images, and binary. URL-safe mode, line wrapping, file upload, and image preview included. Runs entirely in your browser — free, private, no upload to servers.JSON Formatter & Validator — Free Online Beautifier & MinifierFormat, validate, and minify JSON with syntax highlighting, collapsible tree view, and error line detection. Compare minified vs pretty-printed size. Free browser-based JSON tool for developers — no upload, instant results.Hash Generator — Free Online MD5 & SHA CalculatorGenerate MD5, SHA-1, SHA-256, and SHA-512 hashes from text or uploaded files with optional HMAC support. Powered by the Web Crypto API — instant results, nothing uploaded. Free browser-based hash calculator for developers.UUID Generator — Free Online Unique ID CreatorGenerate UUID v4, v1, and v5 identifiers — single or bulk up to 1,000 at once. Options for uppercase, braces, and hyphen-free formatting. Free browser-based UUID tool with session history — no signup, instant copy.URL Encoder & Decoder — Free Online Percent Encoding ToolPercent-encode and decode URLs, query strings, and URI components with auto-detect mode and full URL parsing breakdown. Character replacement map included. Free browser tool — nothing uploaded, instant encode and decode.Regex Tester — Free Online Regular Expression DebuggerTest regular expressions with real-time match highlighting, capture groups, flag options, and replace preview. Includes a library of common regex patterns. Free browser-based debugger for developers — no signup, instant feedback.Random Word & Name Generator — Free Online RandomizerGenerate random words by category — nouns, adjectives, animals, countries, colors — or random names filtered by gender and origin. Perfect for writing prompts, testing, and creative projects. Free, browser-based, no signup.Unix Timestamp Converter — Free Online Epoch Date ToolConvert Unix epoch timestamps to human-readable dates and back — with timezone support, relative time display, and ISO/RFC output formats. Handles seconds and milliseconds. Free browser tool — instant, no signup.

Text tools

Word Counter — Free Online Text & Character CounterCount words, characters, sentences, and paragraphs in real time with live stats. Perfect for essays, blog posts, SEO copy, and social media limits. Runs entirely in your browser — free, instant, no signup required.Text Case Converter — Free Online Letter Case ChangerConvert text to uppercase, lowercase, title case, sentence case, camelCase, snake_case, and kebab-case in one click. Copy formatted results instantly. Free browser-based tool — no upload, no account needed.Lorem Ipsum Generator — Free Online Placeholder Text ToolGenerate custom lorem ipsum placeholder paragraphs and sentences for mockups, wireframes, and prototypes. Adjust word count, paragraph length, and output format. Free, browser-based, no signup — ready in seconds.Reading Time Calculator — Free Online Article Read Time EstimatorEstimate how long your content takes to read at slow, average, and fast WPM speeds. Includes word count, sentence stats, and readability insights. Free browser tool for bloggers, writers, and editors — no signup.Text Repeater — Free Online String Duplicator ToolRepeat any text or string up to 1,000 times with custom separators and live preview. Copy or download duplicated output instantly. Ideal for testing, formatting, and bulk text generation. Free, browser-based, no signup.URL Slug Generator — Free Online SEO-Friendly Slug ToolTurn titles and phrases into clean, SEO-friendly URL slugs with stop-word removal, custom separators, max length limits, and bulk processing mode. Copy results instantly. Free browser tool for bloggers and developers — no signup.Text Cleaner & Formatter — Free Online Text SanitizerClean messy text by removing extra spaces, blank lines, HTML tags, smart quotes, numbers, and special characters. Compare before and after with live character stats. Free browser tool — no upload, copy clean results instantly.Duplicate Line Remover — Free Online List DeduplicatorRemove duplicate lines from any text list with case-sensitive or insensitive matching, whitespace trim, blank line removal, and A–Z or Z–A sorting. Copy or download clean results. Free browser tool — no signup required.

Color tools

Color Converter — Free Online HEX, RGB & HSL ToolConvert colors between HEX, RGB, HSL, and CMYK with live preview. Generate harmony palettes, check WCAG contrast ratios, and export CSS variables. Free browser-based color tool for designers and developers — no signup.

Number tools

Percentage Calculator — Free Online Percent Math ToolCalculate X% of any number, find what percent one value is of another, or compute percent increase and decrease between two values. Three calculation modes with instant results. Free, browser-based, no signup.Number to Words Converter — Free Online Spelling ToolSpell numbers as words in 30+ languages with cheque-style currency lines for 40+ ISO currencies including USD, EUR, MAD, and JPY. Supports negatives and decimals. Free browser-based converter — no signup, instant results.Unit Converter — Free Online Measurement CalculatorConvert length, weight, volume, temperature, time, pressure, energy, data storage, and 10+ other categories. Search units, swap direction, and get instant results. Free browser-based calculator — no signup, always accurate.Age Calculator — Free Online Date of Birth ToolCalculate exact age from date of birth in years, months, days, weeks, and hours. Includes birthday countdown, zodiac sign, Chinese zodiac, and milestone stats. Free browser-based tool — no signup, instant accurate results.Currency Converter — Free Online Live Exchange RatesConvert 150+ world currencies with live mid-market exchange rates. Swap currency pairs quickly and jump to popular shortcuts for USD, EUR, GBP, MAD, and more. Free browser-based converter — instant results, no signup.

Blog

Guides, tips & tool deep dives

Practical articles on writing, development, design, and productivity — each tied to a free XSular tool you can use right away.

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Development

3 Blog

XSular Tools Platform Update: New Blog & API

XSular Tools Platform Update: New Blog & API

We're launching a read-only blog powered by our public API — fresh guides without redeploying the site.

Jun 10, 2026Read article

Format JSON for Debugging: Pretty Print vs Minify

Clean up API responses and config files with consistent indentation and validation.

Jun 4, 2026Read article

How to Decode JWT Tokens Safely in the Browser

Inspect JWT headers and payloads during development without sending tokens to a third-party service.

Jun 3, 2026Read article

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Recent posts

XSular Tools Platform Update: New Blog & API
Jun 10, 2026
Estimate Reading Time Accurately for Blog Posts
Jun 5, 2026
Format JSON for Debugging: Pretty Print vs Minify
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How to Decode JWT Tokens Safely in the Browser
Jun 3, 2026
HEX vs RGB vs HSL: Which Color Format Should You Use?
Jun 2, 2026