All Free Tools

77 tools across 13 categories. No signup, completely free.

Developer Tools

Format, beautify, and validate JSON data instantly.

Base64 Encoder / Decoder

Encode or decode Base64 strings and files instantly.

URL Encoder / Decoder

Percent-encode or decode any URL or query string.

Minify CSS to reduce file size and speed up your website.

Strip whitespace and comments from HTML for faster pages.

Generate random UUIDs (v4) in bulk — one click, no login.

Markdown to HTML

Convert Markdown to clean, semantic HTML in real time.

Test and debug regular expressions with live match highlighting.

Pick colors and convert between HEX, RGB, HSL, and more.

Generate SHA-1, SHA-256, and SHA-512 hashes from any text — no upload required.

HTML to Markdown

Convert HTML markup to clean Markdown syntax — reverse of Markdown-to-HTML.

Color Contrast Checker

Check WCAG accessibility contrast ratios between foreground and background colors.

Number to Words

Convert any number into its written English word form — e.g. 1234 → "one thousand two hundred thirty-four."

Finance Calculators

Invoice Generator

Create and download professional invoices as PDF for free.

Loan Calculator

Calculate monthly repayments, total interest, and amortization.

Calculate your Equated Monthly Installment for home, car, or personal loans with full amortization schedule.

Compound Interest

See how your money grows with compound interest over time.

VAT / Tax Calculator

Add or remove VAT and calculate net / gross amounts instantly.

Discount Calculator

Calculate sale price after a discount, percentage saved, and original price from sale price.

Savings Goal Calculator

Calculate how long it takes to reach a savings goal, or how much to save monthly.

Salary Calculator

Convert between hourly, daily, weekly, monthly, and annual salary.

Image Tools

Image Compressor

Compress JPEG and PNG images without losing visible quality.

Image to Base64

Convert any image to a Base64 data URI — copy and use anywhere.

Resize any image to exact dimensions — download instantly, no upload.

Image Color Picker

Click any pixel in an image to extract its HEX, RGB, and HSL color values.

PDF Tools

PDF Page Counter

Upload a PDF and instantly see its page count, file size, and metadata.

PDF Word Counter

Count words, characters, and pages in any PDF file — works offline.

PDF Text Extractor

Extract all text from a PDF and copy it — no OCR, works on digital PDFs.

Convert each PDF page into a PNG image — download as a ZIP file.

Convert Word documents to PDF instantly in your browser. No upload, 100% private.

SEO Tools

Meta Tag Generator

Generate SEO-optimized meta tags for your web pages instantly.

Keyword Density Checker

Analyze keyword frequency and density in any text or web page.

Text & Writing

Count words, characters, sentences, and reading time instantly.

Convert text to UPPER, lower, Title, camelCase, snake_case and more.

Lorem Ipsum Generator

Generate placeholder lorem ipsum text of any length.

Text Diff Checker

Find differences between two blocks of text, line by line.

Text Summarizer

Paste any text and get an AI-generated summary instantly.

Rewrite any text in a different tone — professional, casual, simple, or academic.

Math & Science

Calculate exact age in years, months, and days from any date of birth.

Percentage Calculator

Calculate percentages — what is X% of Y, what % is X of Y, and percentage change.

Calculate tip amount and split the bill between any number of people.

Fraction Calculator

Add, subtract, multiply, and divide fractions — shows step-by-step working.

Scientific Calculator

Full scientific calculator with trig functions, logarithms, powers, and more.

Unit Converters

Length Converter

Convert between meters, feet, inches, cm, km, miles, and more.

Temperature Converter

Convert Celsius, Fahrenheit, and Kelvin in real time.

Weight Converter

Convert between kilograms, pounds, ounces, grams, stones, and more.

Speed Converter

Convert between km/h, mph, m/s, knots, and Mach number instantly.

Data Storage Converter

Convert between bits, bytes, KB, MB, GB, TB, and PB instantly.

Convert between seconds, minutes, hours, days, weeks, months, and years.

Business Tools

QR Code Generator

Generate QR codes for URLs, text, WiFi, and more — download as PNG.

Password Generator

Generate strong, random passwords with custom length and rules.

Calculate Return on Investment — net profit, ROI %, and payback period.

Profit Margin Calculator

Calculate gross profit margin, net profit margin, and markup percentage.

Break-Even Calculator

Calculate how many units you need to sell to cover your costs.

Cover Letter Generator

Generate a professional cover letter for any job in seconds using AI.

Health & Fitness

Calculate your Body Mass Index in metric or imperial units.

Calorie Calculator

Calculate your daily calorie needs based on age, weight, and activity.

Ideal Weight Calculator

Calculate your ideal weight range using multiple medical formulas.

Water Intake Calculator

Calculate your daily water intake recommendation based on weight and activity.

Body Fat Calculator

Estimate body fat percentage using the US Navy method (neck, waist, height).

Social Media

Hashtag Generator

Generate relevant hashtags for Instagram, Twitter, TikTok, and LinkedIn from any topic.

Social Media Character Counter

Count characters for Twitter, LinkedIn, Instagram, and TikTok with live limit indicators.

Social Bio Generator

Generate a professional bio for Instagram, Twitter, LinkedIn, or TikTok in seconds.

Browse, search, and copy any emoji — organised by category.

Education

Calculate your semester GPA and cumulative GPA instantly.

Grade Calculator

Find the grade you need on your final exam to pass your class.

Binary / Hex Converter

Convert numbers between binary, decimal, hexadecimal, and octal instantly.

Roman Numeral Converter

Convert between Roman numerals and regular numbers instantly.

Statistics Calculator

Calculate mean, median, mode, standard deviation, and variance from any dataset.

Insurance Calculators

Life Insurance Calculator

Estimate how much life insurance coverage you need based on income, debts, and dependents.

Auto Insurance Estimator

Estimate your annual car insurance premium based on driver profile and vehicle type.

Home Insurance Calculator

Estimate how much home insurance coverage you need and what it might cost.

Health Insurance Premium Estimator

Estimate your monthly health insurance premium based on age, location tier, and plan type.

Insurance Deductible Calculator

Compare high vs. low deductible plans — find out when a higher deductible saves you money.

Term vs. Whole Life Comparison

Compare total cost of term life insurance vs. whole life — see which makes more financial sense.

Insurance Claim Estimator

Estimate your out-of-pocket costs for an insurance claim given your deductible and co-insurance.

Renters Insurance Calculator

Estimate the right amount of renters insurance coverage for your belongings.