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Popular Tools

Most-used tools by our community

Meta Tag Generator

Popular

Generate complete HTML meta tags for SEO including Open Graph and Twitter Card tags

Word Counter

Popular

Count words, characters, sentences, paragraphs, and estimate reading time

Open Graph Preview

Popular

Preview how your page looks when shared on Facebook, Twitter, and other social media

JPG to PNG Converter

Popular

Convert JPG/JPEG images to PNG format instantly in your browser

Image Format Converter

NewPopular

Convert images between PNG, JPEG, and WebP in your browser — no upload required

Image Compressor

Popular

Compress images to reduce file size while maintaining quality

Color Picker

Popular

Pick colors and get HEX, RGB, and HSL values instantly

PDF to Images

Popular

Convert PDF pages to JPG or PNG images

Merge PDF

Popular

Combine multiple PDF files into a single document

Compress PDF

Popular

Reduce PDF file size while maintaining quality

Images to PDF

NewPopular

Combine multiple images into one PDF — reorder pages, all processing in your browser

Percentage Calculator

Popular

Calculate percentages, tip amounts, and percentage changes with precision

Scientific Calculator

Popular

Advanced multi-functional calculator with trigonometric, logarithmic, and exponential functions

Age Calculator

Popular

Calculate your exact age in years, months, weeks, days, and even minutes

Unit Converter

Popular

Convert between units of length, weight, temperature, area, and volume

Mortgage Calculator

Popular

Estimate your monthly mortgage payments, including taxes, insurance, and PMI

Compound Interest Calculator

Popular

Calculate how your investments grow over time with compound interest and regular contributions

Inflation Calculator

Popular

Calculate the purchasing power of money over time based on inflation rates

Body Fat Calculator

NewPopular

Calculate body fat percentage using the US Navy method — metric and imperial, with fat mass and lean mass breakdown

Break-Even Calculator

NewPopular

Calculate break-even point, contribution margin, and units needed to hit your profit target

Net Worth Calculator

NewPopular

Track your assets and liabilities to calculate your total net worth with an interactive balance sheet

Invoice Generator

NewPopular

Create professional invoices with line items, tax, discount, and multiple currencies — print or save as PDF

Salary Calculator

NewPopular

Calculate take-home pay, federal tax, FICA, and 401(k) contributions based on US 2024 tax brackets

JSON Formatter

Popular

Format, validate, and minify JSON data with syntax highlighting

UUID Generator

Popular

Generate random UUID v4 identifiers

Regex Tester

Popular

Test and debug regular expressions with match highlighting

Diff Checker

Popular

Compare two texts and highlight differences side by side

.env File Generator

NewPopular

Generate .env and .env.example files visually with templates for Node.js, Next.js, and Vite projects

JSON to Zod Schema

NewPopular

Convert any JSON object to a Zod schema with smart type inference for email, URL, datetime, and more

README Generator

NewPopular

Generate a professional GitHub README.md with badges, features, installation, usage, and license sections

Find & Replace

NewPopular

Find and replace text with regex support, case sensitivity, whole-word matching, and live preview

Readability Score Checker

NewPopular

Calculate Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, SMOG, and ARI scores for any text

Case Converter

Popular

Convert text between UPPER CASE, lower case, Title Case, camelCase, and more

Password Generator

Popular

Generate strong, random passwords with custom length and character sets

IP Lookup

Popular

Look up IP address information including location and ISP

Password Strength Checker

Popular

Check password strength and get suggestions to improve security

QR Code Generator

Popular

Generate QR codes for URLs, text, email, and more

SSH Key Generator

NewPopular

Generate Ed25519 or ECDSA SSH key pairs using the Web Crypto API — runs 100% in your browser

RSA Key Generator

NewPopular

Generate 2048-bit or 4096-bit RSA key pairs in PEM format using the Web Crypto API — runs 100% in your browser

AI Email Writer

NewPopular

Generate professional emails instantly — choose tone, purpose, recipient, and length, powered by AI

AI Text Humanizer

NewPopular

Rewrite AI-generated text to sound natural and human — beat AI detectors while keeping original meaning

AI Cover Letter Generator

NewPopular

Generate tailored cover letters for any job in seconds — customize tone, skills, and experience

Schema Markup Generator

NewPopular

Generate JSON-LD structured data for Article, FAQ, Product, Recipe, and more schema types

HEIC to JPG Converter

NewPopular

Convert iPhone HEIC/HEIF photos to JPG format instantly in your browser — no upload needed

JSON Schema Validator

NewPopular

Validate JSON data against a JSON Schema with detailed error reporting

AI Grammar Checker

NewPopular

Fix grammar, spelling, and punctuation errors in your text using AI

Random Number Generator

NewPopular

Generate random numbers, pick from ranges, roll dice, and create random sequences with cryptographic randomness

Email Validator

NewPopular

Validate email addresses by checking format, MX records, and detecting disposable email providers

Tailwind CSS Converter

NewPopular

Convert vanilla CSS to Tailwind utility classes and Tailwind classes back to CSS

API Request Builder

NewPopular

Build and send HTTP requests visually with headers, query params, body, and auto-generated cURL/fetch code

Image Flip & Rotate

NewPopular

Flip images horizontally or vertically and rotate by 90° increments — all processed in your browser via Canvas

Video Converter

NewPopular

Convert videos between MP4, WebM, MOV, AVI, MKV, GIF, MP3, and more — powered by FFmpeg in your browser

CSV Viewer & Editor

NewPopular

View, sort, filter, and inspect CSV files as an interactive table — all in your browser

JSON Table Viewer

NewPopular

Render JSON arrays of objects as a sortable, searchable HTML table with column filtering

CSV Merger

NewPopular

Merge multiple CSV files into one — reorder, deduplicate rows, and handle headers automatically

JSON to Excel

NewPopular

Convert JSON arrays of objects to Excel (.xlsx) or CSV — powered by SheetJS, runs in your browser

JSON Diff Viewer

NewPopular

Compare two JSON objects side by side and highlight added, removed, and changed fields

XML ↔ JSON Converter

NewPopular

Convert XML to JSON and JSON back to XML — bidirectional, zero dependencies, runs in your browser

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