Free Online Tools
Every tool here runs in your browser, so your files and text are never uploaded. No signup, no watermarks.
All free tools
- Word Counter: Count words, characters, sentences, and estimate reading time for any text instantly.
- Case Converter: Convert text to UPPERCASE, lowercase, Title Case, camelCase, or sentence case.
- Lorem Ipsum Generator: Generate placeholder text with custom paragraph count and word length.
- Palindrome Checker: Check if a word or phrase is a palindrome – reads the same forwards and backwards.
- Meta Tag Generator: Generate SEO-optimized meta title and description tags for your web pages.
- Keyword Density Checker: Analyze keyword density and frequency in your content for SEO optimization.
- Slug Generator: Create clean, SEO-friendly URL slugs from any text or title instantly.
- Reading Time Calculator: Estimate the reading time of any blog post or article to improve UX.
- JSON Formatter: Format, validate, and beautify JSON data with syntax highlighting.
- Base64 Encoder/Decoder: Encode and decode Base64 strings for data transmission and storage.
- URL Encoder/Decoder: Encode and decode URLs for safe transmission across networks.
- UUID Generator: Generate unique universally unique identifiers (UUIDs) for applications.
- CSS Minifier: Minify CSS code to reduce file size and improve website loading speed.
- HTML Entity Converter: Convert special characters to HTML entities and vice versa.
- Color Picker & Converter: Pick colors and convert between HEX, RGB, HSL, and CMYK color formats.
- Gradient Generator: Create beautiful CSS gradients visually and copy the code instantly.
- Aspect Ratio Calculator: Calculate and maintain aspect ratios for images and video dimensions.
- Favicon Generator: Generate favicons in multiple sizes from any image or emoji.
- Percentage Calculator: Calculate percentages, percentage change, and find what percent one number is of another.
- Unit Converter: Convert between length, weight, temperature, area, volume, and more units.
- Binary/Hex Converter: Convert between binary, decimal, hexadecimal, and octal number systems.
- Roman Numeral Converter: Convert between Arabic numbers and Roman numerals instantly.
- Password Generator: Generate strong, secure passwords with custom length and character options.
- MD5 Hash Generator: Generate MD5 hash values for strings, passwords, and data verification.
- SHA256 Generator: Generate SHA-256 hash values for secure data verification and checksums.
- Pomodoro Timer: Boost focus with the Pomodoro technique – 25-minute work sessions with breaks.
- Character Counter: Count characters with and without spaces for Twitter, SMS, meta descriptions.
- QR Code Generator: Generate QR codes for URLs, text, emails, WiFi, and more in seconds.
- Color Palette Generator: Generate harmonious color palettes from a base color using color theory.
- Regex Tester: Test and debug regular expressions with live matching and explanation.
- Text Diff Checker: Compare two texts side-by-side and highlight the differences instantly.
- Markdown Preview: Write Markdown and see a live preview rendered in real-time.
- Barcode Check Digit Calculator: Calculate or verify EAN-13, UPC-A, EAN-8 and GTIN-14 check digits
- Barcode Generator: Create a barcode in Code 128, EAN-13, UPC and more
- Bulk Barcode Generator: Make hundreds of barcodes at once from a list, download as ZIP
- Bulk QR Code Generator: Create many QR codes from a list of links, download as ZIP
- Image Compressor: Reduce JPG, PNG and WebP file size in bulk without uploading
- Image Converter: Convert images between JPG, PNG and WebP in bulk
- Image Resizer: Resize many images by width, height or percentage in your browser
- Image to Base64 Converter: Turn an image into a Base64 data URI for HTML and CSS
- Images to PDF: Turn JPG, PNG and other images into one PDF
- Merge PDF: Combine several PDF files into one, in any order
- PDF to JPG / PNG: Convert every PDF page into a JPG or PNG image
- Random Number Generator: Pick random numbers in any range, with or without repeats
- Remove Duplicate Lines: Clean a list by removing repeated lines, with optional sorting
- Rotate PDF: Rotate all or selected PDF pages and save
- Split PDF: Extract pages, remove pages or split a PDF into separate files
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