All Free Online Tools
Browse all 27+ free online tools for text, images, colors, math, code, and SEO on ToolTree. Fast, private, browser-based utilities with no signup required.
Text Tools
Word count, case converter, text cleaner & more
- Word Counter — Count words, characters, sentences and paragraphs instantly.
- Case Converter — Convert text to uppercase, lowercase, title case and more.
- Lorem Ipsum Generator — Generate placeholder text for your designs and layouts.
- Text Reverser — Reverse any text or string instantly.
- Duplicate Line Remover — Remove duplicate lines from any text effortlessly.
- Slug Generator — Convert titles to URL-friendly slugs instantly.
Image Tools
Resize, compress, convert and edit images
- Image Resizer — Resize images to any dimension with quality preservation.
- Image Compressor — Compress images without visible quality loss.
- Image to Base64 — Convert images to Base64 strings for embedding.
- SVG Optimizer — Clean and minify SVG files for the web.
Color Tools
Color picker, converter and palette generator
- Color Picker — Pick and explore colors with an intuitive visual interface.
- Color Converter — Convert between HEX, RGB, HSL and other formats.
- Gradient Generator — Create beautiful CSS gradients with live preview.
- Contrast Checker — Check color contrast ratio for WCAG accessibility.
Math Tools
Calculator, unit converter and math helpers
- Scientific Calculator — Full-featured calculator for complex calculations.
- Percentage Calculator — Calculate percentages, increases and decreases easily.
- Unit Converter — Convert length, weight, temperature, volume and more.
- BMI Calculator — Calculate Body Mass Index with health classification.
Dev Tools
JSON formatter, encoder, minifier & more
- JSON Formatter — Format, validate and beautify JSON data.
- Base64 Encoder — Encode and decode Base64 strings online.
- URL Encoder/Decoder — Encode or decode URLs and query parameters.
- RegEx Tester — Test and debug regular expressions with live matches.
- CSS Minifier — Minify CSS code to reduce file size.
- MD5 Hash Generator — Generate MD5 hashes from any text string.
SEO Tools
Meta tags, keyword density and more
- Meta Tag Generator — Generate perfect meta tags for better SEO results.
- Keyword Density Checker — Analyze keyword frequency and density in your content.
- Character Counter — Count characters for titles, meta descriptions and tweets.