Meta Tag Generator
Generate SEO meta tags, Open Graph tags, and Twitter Card tags with a live Google search and social share preview, all client-side.
Robots.txt Generator
Build a robots.txt file with custom user-agent rules, allow/disallow paths, crawl-delay, and sitemap links, then preview and download it instantly.
Sitemap Generator
Generate an XML sitemap from a list of URLs with priority, change frequency, and last modified date, then preview, copy, and download sitemap.xml.
Schema Markup Generator
Generate JSON-LD structured data for Article, Product, FAQPage, LocalBusiness, Person, and Organization schema types, ready to copy and paste.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth, with total days lived and a next-birthday countdown.
GST Calculator
Calculate GST amount, CGST, SGST, or IGST from a base or GST-inclusive price, supporting 5%, 12%, 18%, 28%, and custom rates.
EMI Calculator
Calculate your loan EMI, total interest payable, and total payment from loan amount, interest rate, and tenure, with a principal vs interest split.
Image Compressor
Compress and resize images entirely in your browser. Choose JPEG, WebP, or PNG output, adjust quality, and compare before/after file size.
CSS Gradient Generator
Build linear, radial, and conic CSS gradients visually with multiple color stops and a live preview, then copy the ready-to-use CSS.
Slug Generator
Convert titles into clean, URL-friendly slugs in bulk. Choose hyphen or underscore separators, strip stop words and accents, and set a max length.
Text Diff Checker
Compare two blocks of text line by line and see additions, deletions, and unchanged lines highlighted, with options to ignore case or whitespace.
Timestamp Converter
Convert Unix timestamps to human-readable dates and back, with local time, UTC, ISO 8601, and relative time, plus a live current timestamp clock.
Markdown Previewer
Write Markdown and see the rendered HTML preview live, side by side. Supports headings, lists, tables, links, images, and code blocks.
JWT Decoder
Decode a JWT into its header, payload, and signature, see expiry status and readable claims, and copy or download the result, all client-side with no data uploaded.
UUID Generator
Generate random v4, time-ordered v7, or deterministic name-based v5 UUIDs in bulk, with flexible formatting and one-click copy or download, all in your browser.
JSON Formatter & Validator
Format, minify, and validate JSON online with syntax highlighting, precise line and column error messages, key sorting, and one-click copy or download, all client-side.
Color Palette Generator
Create coordinated HEX color palettes from any base color. Switch between balanced, soft, or bold harmony modes and copy the full set for product UI, landing pages, or brand kits.
AdSense Revenue Calculator
Estimate AdSense revenue from pageviews, ad impressions, CTR, and CPC. See daily, monthly, yearly, and RPM numbers so you can compare monetization scenarios before tweaking layout or traffic sources.
Password Generator
Generate strong passwords with custom length, symbols, numbers, and mixed character sets. Copy secure passwords instantly for apps, logins, or staging accounts and see a quick strength signal.
QR Code Generator
Generate QR codes for URLs, text, Wi-Fi, email, phone numbers, and SMS. Customize size, colors, and error correction, then download as PNG or SVG, all in your browser.
Name Generator
Generate full first, middle, and last names for mock profiles, onboarding demos, UX writing, and sample CRM data. Mix modern or classic styles to keep placeholder names varied.
Popular free online tools
These tools are built to answer common search intents like “free color palette generator”, “AdSense calculator”, “secure password generator”, and “random name generator”. No sign-up, quick copy actions, and mobile-friendly layouts keep them easy to use.