100+ Free Tools for Everyone

The ultimate collection of web tools, calculators, generators, and converters. Fast, secure, and fully client-side.

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All 100 Tools by Category

Browse our complete collection organized by category

Text Tools Encoding & Conversion Finance & Money Unit Converters Math & Science Color & Design Image Tools PDF Tools CSS & Design Tools Developer Tools SEO Tools Date & Time Fun & Random

📝 Text Tools

10 tools

Word Counter

Count characters, words, sentences, and paragraphs in real-time instantly.

Case Converter

Transform your text to UPPERCASE, lowercase, Title Case, or Sentence case.

Remove Extra Spaces

Clean up double spaces, empty lines, and trailing whitespaces easily.

Reverse Text

Flip your sentences backwards or reverse individual words in milliseconds.

Lorem Ipsum Generator

Generate precise amounts of placeholder text for wireframes and mockups.

Text Repeater

Repeat any text string a specified number of times with custom separators.

Character Frequency Counter

Analyze how often each character appears in text with sortable bar charts.

Palindrome Checker

Check if a word, phrase, or number reads the same forwards and backwards.

Checklist Generator

Create interactive to-do lists and checklists. Track progress and export when done.

Keyword Density Checker

Analyze your article text to prevent keyword stuffing and optimize density.

🔄 Encoding & Conversion

13 tools

Base64 Encoder

Safely convert text data to and from Base64 encoding cleanly in the browser.

Base64 Encoder/Decoder

Encode any string into Base64 format securely, or decode Base64 back into text.

URL Encoder/Decoder

Safely encode messy strings for browser HTTP URLs automatically online.

Text to Binary

Translate human-readable alphabetic strings into base-2 machine language.

Binary to Text

Decode machine language 1s and 0s back into English strings.

Text to ASCII

Translate text strings into exact decimal numerical equivalents instantly.

Morse Code Translator

Translate text to Morse code or decode Morse back to text with audio playback.

Pig Latin Converter

Translate English text to Pig Latin in real-time following classic language rules.

Markdown to HTML

Convert standard Markdown text into raw HTML code instantly.

HTML to Markdown

Reverse compile HTML tags back into clean, readable Markdown code.

Number Base Converter

Convert numbers between Binary, Octal, Decimal, Hexadecimal, and any base 2-36.

Scientific Notation

Convert numbers between standard decimal, scientific, and engineering notation.

JSON to CSV Converter

Convert JSON arrays to CSV format and download. Auto-detects all column headers.

💰 Finance & Money

9 tools

Discount Calculator

Determine exactly what you will pay during a sale and total money saved.

Sales Tax Calculator

Calculate your total including tax, or reversely extract the tax amount.

Salary Calculator

Convert your pay between hourly, daily, weekly, and yearly rates.

Tip Calculator

Calculate tips effortlessly and split the final bill among friends.

Loan Calculator

Calculate monthly loan payments, total interest, and amortization schedule.

ROI Calculator

Determine Return on Investment and net profitability of any venture instantly.

Simple Interest

Calculate the exact non-compounding interest earned or paid over a set period.

Compound Interest

Model exponential growth of an investment over time with monthly compounding.

Percentage Calculator

Compute common percentage problems instantly for sales tax, markups, and tips.

📐 Unit Converters

9 tools

Length Converter

Translate measurements between meters, feet, inches, and miles.

Weight Converter

Convert metric and imperial mass measurements instantly.

Temperature Converter

Accurately convert degrees between Celsius, Fahrenheit, and Kelvin.

Volume Converter

Translate cubic volume across Liters, Gallons, Quarts, and Cups.

Time Converter

Translate duration logic across seconds, minutes, hours, and days.

Area Converter

Seamlessly translate property metrics between Acres, Hectares, and Sq Meters.

Data Storage Converter

Instantly convert Megabytes, Gigabytes, Terabytes, and base-2 unit metrics.

Data Speed Converter

Convert ISP internet speeds into true megabyte file download speeds.

Speed / Distance / Time

Solve the classic physics triangle — speed, distance, or travel time.

🧮 Math & Science

7 tools

BMI Calculator

Calculate your Body Mass Index and determine your health status quickly.

Age Calculator

Determine your exact age in years, months, and days dynamically.

Prime Number Checker

Determine absolute primes and calculate mathematical factorization arrays.

Factorial Calculator

Compute infinite mathematical factorials using browser BigInt algorithms.

GCD & LCM Calculator

Find the Greatest Common Divisor and Least Common Multiple simultaneously.

Ohm's Law Calculator

Solve for Voltage, Current, Resistance, and Power using V=IR and P=IV.

Aspect Ratio Calculator

Calculate proportional dimensions for images, videos, and screens.

🎨 Color & Design

4 tools

Color Converter

Instantly translate color codes between HEX, RGB, and HSL formats.

Palette Generator

Generate beautiful, mathematically harmonious color palettes instantly.

Hex to RGB Converter

Convert HEX color codes to RGB, RGBA, and HSL formats with live preview.

Color Blindness Simulator

Simulate how images look to people with deuteranopia, protanopia, tritanopia.

🖼️ Image Tools

8 tools

Image Resizer

Resize and compress photos entirely locally in your browser.

Image Filters

Apply advanced pixel filters securely within your browser canvas.

Image to Base64

Encode image files into raw Base64 strings for CSS/HTML embedding.

Base64 Image Converter

Encode images to Base64, or decode Base64 data URIs back to downloadable images.

Image Cropper

Visually crop, constrain to aspect ratios, and rotate image layers offline.

Image Compressor

Drastically reduce massive JPG and WebP file sizes instantly in your browser.

Screen Resolution Checker

Instantly detect screen resolution, viewport size, device pixel ratio.

Online Ruler

Use your screen as a virtual ruler calibrated to your display DPI.

📄 PDF Tools

9 tools

Merge PDF

Combine multiple PDF files into one document securely on your device.

Split PDF

Split large PDF files into multiple individual documents natively.

PDF to Images

Convert PDF documents into high-resolution JPG images locally.

Rotate PDF Pages

Fix upside-down scans by rotating specific PDF pages visually.

Reorder PDF Pages

Drag and drop PDF pages to reorder your document locally.

Add Page Numbers to PDF

Dynamically stamp page numbers onto your PDF documents locally offline.

Extract PDF Pages

Visually select specific PDF pages to extract from a master document.

Delete PDF Pages

Visually select specific PDF pages to delete from a master document.

Insert Blank PDF Pages

Add blank pages at specific points throughout your PDF documents.

🎯 CSS & Design Tools

6 tools

CSS Box Shadow

Visually create stunning 3D shadows and floating drop-effects for elements.

CSS Gradient

Design multi-color linear and radial background blends instantly.

CSS Border Radius

Generate precise corner curves or 8-point organic blob shapes visually.

CSS Filter Editor

Apply native browser effects like blur, brightness, contrast, and sepia.

CSS Button Generator

Design beautiful, scalable UI buttons in CSS for hover states.

CSS Grid Generator

Visually create CSS Grid layouts. Customize columns, rows, and gaps.

💻 Developer Tools

10 tools

JSON Formatter

Instantly format, minify, and validate JSON strings to find syntax errors.

HTML Minifier & Formatter

Optimize web pages for faster load times, or reverse engineer minified code.

CSS Minifier & Formatter

Compress stylesheets for production builds, or beautify CSS instantly.

Regex Tester

Test and debug regular expressions in real-time with live match highlighting.

UUID / GUID Generator

Generate secure RFC 4122 compliant Version 4 IDs for databases instantly.

Cryptographic Hash Generator

Compute MD5, SHA-1, SHA-256, and SHA-512 hashes natively in your browser.

QR Code Generator

Create high-quality, scannable QR codes for URLs and text natively online.

Password Generator

Generate secure, random passwords with customizable length and character sets.

Password Strength Checker

Test the entropy and brute-force crack vulnerability of your passwords.

UTM Link Builder

Generate Google Analytics tracking URLs with campaign attributes effortlessly.

🔍 SEO Tools

4 tools

Meta Tag Generator

Create perfectly formatted HTML SEO tags for Google, Open Graph, and Twitter.

SERP Preview Tool

Simulate how your metadata appears on Google Desktop and Mobile search.

Robots.txt Generator

Define which directories Search Engine Spiders are allowed to crawl.

XML Sitemap Generator

Convert raw URLs into structured XML formats for fast Google Indexing.

⏰ Date & Time

6 tools

Timezone Converter

Convert times across different global timezones seamlessly.

Days Until / Countdown

Calculate exactly how many days, hours, and minutes until a specific date.

Unix Timestamp Converter

Convert Unix epoch timestamps to human-readable dates instantly offline.

Stopwatch & Timer

Precise stopwatch with lap tracking and customizable countdown audio loops.

Date Math Calculator

Add or subtract weeks, months, or years from specific dates dynamically.

Epoch Batch Converter

Convert multiple Unix timestamps to readable dates in batch.

🎮 Fun & Random

5 tools

3D Dice Roller

Roll D6, D20, and custom polyhedral dice instantly for board games or D&D.

Coin Flipper

Make unbiased 50/50 decisions instantly with a perfectly randomized coin toss.

Random Numbers

Generate highly secure random numbers online. Set min, max, and sequences.

Magic 8 Ball

Ask a yes or no question and reveal your destiny with our virtual oracle.

Random Name Picker

Paste a list of names and randomly select a winner for giveaways.

🎉 All 100 Tools Unlocked!

You now have access to the complete suite of 100 premium, free, client-side tools. Bookmark this page!