Word Counter Count words, characters, and reading time Uppercase Converter Convert text to uppercase instantly and copy the result. Lowercase Converter Convert text to lowercase instantly and copy the result. Title Case Converter Convert headings, titles, and phrases into clean title case. Sentence Case Converter Convert messy text into readable sentence case. Character Counter Count characters, words, lines, and paragraphs instantly. Sentence Counter Count sentences, words, and average sentence length in any text. Paragraph Counter Count paragraphs, words, and characters in pasted text. Line Counter Count total, empty, and non-empty lines in any text. Duplicate Line Remover Remove repeated lines from lists while preserving order. Text Reverser Reverse text character by character instantly. Whitespace Remover Remove extra spaces, tabs, and line breaks from text. Find and Replace Find words or phrases and replace them across pasted text. Text Sorter Sort lines alphabetically, reverse sort them, or remove duplicates. Reading Time Calculator Estimate reading time from word count and reading speed. Speaking Time Calculator Estimate speech duration from word count and speaking speed. Word Frequency Counter Find the most common words in pasted text. Lorem Ipsum Generator Generate placeholder lorem ipsum paragraphs for layouts.
GST/HST Calculator Calculate Canadian GST, HST, PST, QST, and total after-tax amounts. Sales Tax Calculator Add or reverse sales tax with preset Canadian rates or a custom rate. Mortgage Calculator Estimate mortgage payments, total interest, and monthly housing costs. Loan Calculator Calculate loan payments, total interest, and amortization. Budget Calculator Plan monthly income, expenses, savings, and leftover cash. Debt Payoff Calculator Estimate how long it takes to pay off debt and interest. Credit Card Payoff Calculator Compare credit card payoff time and interest by payment strategy. Percentage Calculator Calculate percentages of numbers quickly and accurately. Percentage Change Calculator Find percentage increase or decrease between two values. Discount Calculator Calculate sale price and savings from any discount percent. Tip Calculator Calculate tips, totals, and split bills per person. Average Calculator Calculate the average, sum, minimum, and maximum from a list of numbers. Median Calculator Find the median, sorted values, count, minimum, and maximum. Ratio Calculator Simplify ratios and scale them up or down instantly. Proportion Calculator Solve proportions like A is to B as C is to X. Square Root Calculator Calculate square roots and square values for any positive number. Exponent Calculator Calculate powers, exponents, and repeated multiplication results. Profit Margin Calculator Calculate gross profit, profit margin, and markup from cost and revenue. Markup Calculator Calculate selling price, profit, and margin from cost and markup. ROI Calculator Calculate return on investment, profit, and ROI percentage. Simple Interest Calculator Calculate simple interest, final balance, principal, rate, and time. Compound Interest Calculator Estimate compound growth with initial savings and monthly contributions. Savings Goal Calculator Estimate how long it will take to reach a savings goal. Hourly to Salary Calculator Convert hourly pay into weekly, monthly, and annual salary estimates. Salary to Hourly Calculator Convert annual salary into hourly, weekly, and monthly pay estimates. Break-Even Calculator Calculate break-even units from fixed cost, price, and variable cost. Conversion Rate Calculator Calculate conversion rate from visitors and conversions. CPM Calculator Calculate cost per thousand impressions for advertising campaigns. CPC Calculator Calculate cost per click from ad spend and clicks. CPA Calculator Calculate cost per acquisition from spend and conversions. ROAS Calculator Calculate return on ad spend from revenue and ad cost. Churn Rate Calculator Calculate customer churn rate over a period. MRR Calculator Calculate monthly recurring revenue from customers and average revenue.
Age Calculator Calculate age in years, months, and days from a birth date. Date Difference Calculator Find the number of days and weeks between two dates. Countdown Calculator Count how many days are left until a future date. Week Number Calculator Find the ISO week number and day of year for any date. Time Duration Calculator Calculate the duration between two times in hours and minutes. Add Days to Date Calculator Add days, weeks, or months to a date and get the new date. Subtract Days from Date Calculator Subtract days, weeks, or months from a date and get the new date. Anniversary Calculator Find the next anniversary date and how many days are left.
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QR Generator Generate QR codes instantly for links, text, email, and WiFi. Password Generator Generate strong secure passwords in your browser. Random Number Generator Generate random numbers between any minimum and maximum value. Random Picker Pick one random item from a list of names, options, or ideas. Random Name Picker Pick one or more random names from a pasted list. List Randomizer Shuffle a list into a random order with one click. Coin Flip Flip a virtual coin for a quick heads or tails result. Dice Roller Roll one or more dice and get the total instantly. Random Word Generator Generate random words for names, prompts, and ideas. Name Initials Generator Create initials from names, lists, and full names. Username Generator Generate username ideas from words, numbers, and styles. Passphrase Generator Generate memorable passphrases from random words.
UUID Generator Generate random UUID v4 identifiers in your browser. Hash Generator Generate SHA hashes from text using your browser crypto API. Checksum Generator Generate CRC32 and Adler-32 checksums from text in your browser. MD5 Generator Generate MD5 hashes from text in your browser. SHA256 Generator Generate SHA-256 hashes from text using your browser crypto API. JSON Formatter Format messy JSON into clean, readable indentation. JSON Validator Validate JSON and find syntax errors quickly. JSON Minifier Minify JSON by removing unnecessary whitespace. JSON to CSV Converter Convert an array of JSON objects into CSV text. CSV to JSON Converter Convert CSV rows into JSON objects in your browser. HTTP Status Code Lookup Look up common HTTP status codes and what they mean. User Agent Parser Parse browser, device, and operating system hints from a user agent. URL Parser Break a URL into protocol, host, path, query, and hash parts. HEX to RGB Converter Convert HEX color values into RGB and CSS color formats. RGB to HEX Converter Convert RGB color values into HEX color codes. Color Converter Convert between HEX, RGB, and HSL color formats. CSS Gradient Generator Create linear CSS gradients and copy the CSS. Box Shadow Generator Create CSS box shadows visually and copy the CSS. Border Radius Generator Generate CSS border radius values with live preview.
Keyword Density Checker Calculate keyword usage and density in a piece of text. UTM Builder Build campaign URLs with UTM tracking parameters. Meta Title Length Checker Check title tag length for SEO snippets. Meta Description Length Checker Check meta description length for search snippets. Robots.txt Generator Generate a simple robots.txt file for your website. Sitemap Generator Generate a basic XML sitemap from a list of URLs.

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Date Tools
Week Number Calculator

Week

Week Number Calculator

Find the ISO week number and day of year for any date.

Date

ISO week

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Day of year

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