Free Online Tools
Quick, free utilities for writers, students, marketers and developers. Count words, convert text case, clean lists, format and validate JSON, encode Base64 and URLs, generate UUIDs, resize, compress and convert images, merge or split PDFs, inspect PDF, Word and EPUB files, and audit robots.txt, sitemaps, canonical tags and structured data. Everything runs in your browser, so nothing you paste or open is uploaded.
Text tools
Word CounterWords, characters, reading time and keyword density
Character CounterLimits for X, SMS, title tags and meta descriptions
Sentence CounterSentence length and Flesch readability score
Case ConverterUPPER, lower, Title, camelCase, snake_case
Duplicate Line RemoverClean email, keyword and URL lists
Lorem Ipsum GeneratorPlaceholder paragraphs, sentences, words
Text Diff CheckerCompare two texts line by line
Text to Slug ConverterClean SEO-friendly URL slugs
Developer tools
JSON FormatterBeautify or minify JSON, sort keys
JSON ValidatorFind the line and column of any error
Base64 Encoder and DecoderUTF-8 safe, URL-safe option
URL Encoder and DecoderPercent-encode values and full URLs
UUID GeneratorRandom v4 UUIDs, up to 1,000 at once
Password GeneratorStrong random passwords
QR Code GeneratorLinks, text and Wi-Fi, PNG or SVG
Hash GeneratorMD5 and SHA hashes
JWT DecoderHeader, payload and expiry
Regex TesterLive matches, groups, replace
Unix Timestamp ConverterTimestamps to dates and back
Cron Expression ExplainerPlain English and next runs
Color ConverterHEX, RGB and HSL
Image and PDF tools
Image ResizerPixels, percentage or social presets
Image CompressorSmaller JPG, PNG and WebP files
Image CropperFree crop or fixed ratios
Favicon Generatorfavicon.ico and app icons
JPG to PNG ConverterLossless PNG files
PNG to WebP ConverterFaster-loading images
Image to PDF ConverterMany images, one PDF
PDF MergerCombine PDF files
PDF SplitterPages, chunks or ranges
PDF Page ExtractorKeep, delete or reorder pages
Image to Base64 ConverterData URI, img tag, CSS
WebP to JPG ConverterBatch convert with ZIP
SVG to PNG ConverterUp to 4x, transparent option
HEIC to JPG ConverteriPhone photos to JPG
PDF to JPG ConverterPages to images, ZIP
Rotate PDFAll, odd, even or chosen pages
Add Page Numbers to PDFSix positions, custom start
EXIF Viewer and RemoverSee and strip photo metadata
Document tools
PDF Metadata ViewerTitle, author, dates, page size
PDF Page ExtractorKeep, delete or reorder pages
DOCX Text ExtractorPlain text from Word files
DOCX Metadata ViewerAuthor, revisions, hidden content
EPUB Metadata ViewerTitle, language, identifier, cover
File Extension DetectorReal file type from its bytes
Word Frequency ExtractorMost common words and phrases
TXT Encoding DetectorUTF-8, UTF-16, ANSI, BOM
Markdown to HTMLLive preview and clean code
HTML to MarkdownHeadings, lists, tables, code
Technical SEO tools
Robots.txt ValidatorSyntax check and URL tester
Sitemap XML ValidatorURLs, dates, limits, duplicates
Canonical Tag CheckerMissing, duplicate, conflicting
Meta Tag ExtractorTitle, description, OG, robots
Open Graph Preview GeneratorShare cards and meta tags
Schema JSON-LD ValidatorStructured data checks
Hreflang Tag ValidatorLanguage and region codes
HTML Link ExtractorInternal, external, nofollow
URL Parameter CleanerRemove UTM and tracking codes
Redirect Mapping Formatter301 rules for Apache, Nginx, more
Looking for a calculator?
Construction CalculatorsConcrete, bricks, steel, roofing
Home Improvement CalculatorsPaint, flooring, tiles, garden
Business & Finance CalculatorsProfit, VAT, payroll, invoices
Education & Everyday CalculatorsGrades, GPA, dates, age
Frequently asked questions
Are these tools free?
Yes, every tool is free to use with no account and no limits on how often you use it.
Is my text or data uploaded?
No. The text and developer tools process everything in your browser on your own device.