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Compound Interest Calculator
Calculate how your investment grows with compound interest over time.
Open tool →Mortgage Calculator
Calculate your monthly mortgage payment including principal and interest for any home loan.
Open tool →Loan Payment Calculator
Calculate monthly payments for any loan — car, personal, or student — with any rate and term.
Open tool →BMI Calculator
Calculate your Body Mass Index (BMI) and see which weight category you fall into.
Open tool →Calorie Calculator
Calculate your daily calorie needs based on age, weight, height, and activity level using the Mifflin-St Jeor equation.
Open tool →Percentage Calculator
Calculate percentages instantly — find a percentage of a number, percentage increase, or what percent X is of Y.
Open tool →ROI Calculator
Calculate Return on Investment (ROI) for any investment. Compare options and evaluate profitability instantly.
Open tool →Word Counter
Count words, characters, sentences, and paragraphs in any text instantly.
Open tool →Discount Calculator
Calculate the sale price after a discount. See exactly how much you save on any purchase.
Open tool →Tip Calculator
Calculate how much to tip at a restaurant and split the bill among any number of people.
Open tool →Miles to Kilometers Converter
Convert miles to kilometers and back. Useful for travel, running, and international distances.
Open tool →Celsius to Fahrenheit Converter
Convert Celsius to Fahrenheit and back. Perfect for cooking, travel, and weather.
Open tool →KG to Pounds Converter
Convert kilograms to pounds and back. Used for body weight, shipping, and recipes.
Open tool →Savings Goal Calculator
Calculate how long it takes to reach a savings goal at your current monthly savings rate.
Open tool →Home Affordability Calculator
Find out how much home you can afford based on your income, debts, and down payment using lender guidelines.
Open tool →Rent vs Buy Calculator
Compare the true 5-year cost of renting vs buying a home to make a smarter housing decision.
Open tool →Age Calculator
Calculate your exact age in years from your birth year.
Open tool →Password Strength Checker
Check how strong your password is and get a score based on length and character variety.
Open tool →Pomodoro Session Calculator
Calculate how many Pomodoro work sessions fit in your day and total deep work hours.
Open tool →Currency Converter
Convert between currencies using any exchange rate. Useful for travel, business, and international transactions.
Open tool →Simple Interest Calculator
Calculate simple interest earned or owed on any principal amount over a set time period.
Open tool →Debt Payoff Calculator
Calculate how long it takes to pay off a debt and total interest paid with a fixed monthly payment.
Open tool →Break-Even Calculator
Calculate how many units you need to sell to cover your costs and break even on any product or business.
Open tool →Profit Margin Calculator
Calculate gross profit margin percentage for any product or business using revenue and cost.
Open tool →Currency Exchange Calculator
Convert any amount between two currencies using a live or manually-entered exchange rate.
Open tool →Net Worth Calculator
Calculate your personal net worth by subtracting total liabilities from total assets.
Open tool →Property Tax Calculator
Estimate your annual property tax bill based on assessed home value and local tax rate.
Open tool →Rental Yield Calculator
Calculate the gross and net rental yield on any investment property to evaluate cash flow potential.
Open tool →Down Payment Calculator
Calculate the down payment required for any home and see how different percentages affect your loan amount.
Open tool →Closing Cost Estimator
Estimate your closing costs when buying a home — typically 2–5% of the purchase price.
Open tool →Fraction to Decimal Converter
Convert any fraction to its decimal equivalent instantly. Works for proper, improper, and mixed fractions.
Open tool →Ratio Calculator
Calculate ratios, simplify them to lowest terms, or find a missing value when scaling a ratio.
Open tool →Square Root Calculator
Calculate the square root of any number instantly. Also shows the squared value for reference.
Open tool →Power and Exponent Calculator
Calculate any base number raised to any exponent (power). Works with decimals and negative exponents.
Open tool →Sales Tax Calculator
Calculate the total price after sales tax for any purchase amount and tax rate.
Open tool →Body Fat Percentage Calculator
Estimate your body fat percentage using the US Navy circumference method.
Open tool →Ideal Weight Calculator
Calculate your ideal body weight range based on height using the Devine formula.
Open tool →Running Pace Calculator
Calculate your running pace per mile from your total distance and finish time.
Open tool →Feet to Meters Converter
Convert feet to meters and meters to feet. Useful for construction, real estate, and international travel.
Open tool →Square Footage Calculator
Calculate the square footage of any rectangular or L-shaped room for flooring, painting, and real estate.
Open tool →Gallons to Liters Converter
Convert US gallons to liters and liters to gallons. Useful for fuel, cooking, and international travel.
Open tool →Ounces to Grams Converter
Convert ounces to grams and grams to ounces for cooking, baking, shipping, and nutrition labels.
Open tool →MPH to KPH Converter
Convert miles per hour to kilometers per hour and back. Useful for driving, sports, and weather.
Open tool →Keyword Density Calculator
Calculate keyword density percentage for any keyword in your content to optimize for SEO.
Open tool →Readability Score Calculator
Estimate the Flesch Reading Ease score for your content based on sentence count and word length.
Open tool →File Size Converter
Convert file sizes between bytes, kilobytes, megabytes, gigabytes, and terabytes instantly.
Open tool →Bandwidth Calculator
Calculate how long it takes to download or upload any file size at a given internet speed.
Open tool →Meeting Cost Calculator
Calculate the true cost of a meeting based on number of attendees, average salary, and meeting duration.
Open tool →Project Hourly Rate Calculator
Calculate the minimum hourly rate you need to charge as a freelancer to meet your income and expense goals.
Open tool →Click-Through Rate Calculator
Calculate click-through rate (CTR) for any search result, ad, or email campaign.
Open tool →CPM Calculator
Calculate Cost Per Mille (CPM) — the cost per 1,000 impressions for any advertising campaign.
Open tool →Email Open Rate Calculator
Calculate the open rate and click-to-open rate for any email marketing campaign.
Open tool →MD5 Hash Generator
Generate MD5 hash from any text, password, or string. Useful for checksums and file verification.
Open tool →SHA256 Hash Generator
Generate secure SHA256 hash from any text. More secure than MD5 for modern applications.
Open tool →Text to Base64 Encoder
Convert any text to Base64 encoding. Useful for encoding binary data, URLs, and emails.
Open tool →Base64 to Text Decoder
Decode Base64 encoded text back to plain text. Reverse of the Base64 encoder.
Open tool →Random Word Generator
Generate random pronounceable fake words with custom letter count. Great for placeholders and testing.
Open tool →Password Generator
Generate secure random passwords with customizable length and character types.
Open tool →Word Frequency Counter
Analyze text and count the frequency of each word. Perfect for SEO analysis and content research.
Open tool →Comma Inserter
Insert commas, semicolons, or any separator between words or at the end of each line.
Open tool →Remove Empty Lines
Clean up text by removing blank lines, trimming whitespace, and normalizing line breaks.
Open tool →Character Replacer
Replace specific characters or patterns in your text – supports regular expressions, case‑sensitive, and whole‑word options.
Open tool →Space Remover
Remove extra spaces, tabs, and line breaks from your text. Options for leading/trailing spaces, multiple spaces, and more.
Open tool →Random Sentence Generator
Generate random, creative sentences for writing prompts, brainstorming, or fun. Multiple sentence structures and lengths.
Open tool →Text Diff Checker
Compare two pieces of text and highlight the differences line by line.
Open tool →ASCII Art Generator
Convert your text into creative ASCII art banners using different fonts.
Open tool →Text - ASCII Converter
Convert regular text to ASCII codes and vice versa. See the numeric ASCII value of each character.
Open tool →Text - Binary Converter
Convert text to binary (base‑2) representation and vice versa. Learn how computers store letters.
Open tool →JSON Sorter
Sort JSON keys alphabetically, deep‑sort nested objects, and output clean, formatted JSON.
Open tool →Unstringify JSON
Convert escaped JSON strings back to a readable, formatted JSON object.
Open tool →Stringify JSON
Convert a formatted JSON object into a compact string representation.
Open tool →Code Syntax Highlighter
Apply syntax highlighting to HTML, CSS, JavaScript, Python, and SQL code snippets for better readability.
Open tool →HTML Formatter
Beautify and indent your HTML code. Makes messy HTML readable and well‑structured.
Open tool →JavaScript/CSS Minifier
Minify JavaScript or CSS by removing whitespace, comments, and unnecessary characters.
Open tool →HTML Entities Encoder/Decoder
Encode or decode HTML entities such as &, <, >, ", and '.
Open tool →JSON Formatter & Validator
Format and validate JSON data with a single click. Detects errors and explains them.
Open tool →JavaScript/CSS Beautifier
Beautify and format JavaScript or CSS code with proper indentation and line breaks.
Open tool →SQL Formatter
Format and beautify SQL queries for better readability. Works with SELECT, INSERT, UPDATE, and more.
Open tool →Htaccess File Generator
Generate common .htaccess rules for redirects, security, caching, and more.
Open tool →HTML5 Validator
Check your HTML5 code for syntax errors and standards compliance.
Open tool →XML Schema Generator
Generate a basic XSD (XML Schema) from an XML sample. Helps you define the structure of your XML documents.
Open tool →Cron Expression Generator
Build cron schedule expressions using a simple form. Supports minutes, hours, days, months, and weekdays.
Open tool →Prime Number Calculator
Check if a number is prime, find its factors, and list prime numbers in a range.
Open tool →Matrix Transpose Calculator
Compute the transpose of any matrix. Paste a matrix as rows of numbers to get its transpose instantly.
Open tool →Fibonacci Sequence Calculator
Generate the Fibonacci sequence up to any term and explore the famous golden ratio in numbers.
Open tool →Hexadecimal to Decimal Converter
Convert hexadecimal numbers to decimal and vice versa. Ideal for programmers and web designers.
Open tool →Pressure Unit Converter
Convert between common pressure units such as Pascal, Bar, PSI, and Atmosphere.
Open tool →Force Unit Converter
Convert force measurements between Newton, Pound-force, Kilogram-force, and Dyne.
Open tool →Power Unit Converter
Convert power between Watts, Horsepower, BTU/hour, and Kilowatts.
Open tool →Weight and Mass Converter
Convert between grams, kilograms, ounces, pounds, stones, and tons.
Open tool →Temperature Checker
Check whether a given temperature is hot, cold, or moderate and get a risk assessment.
Open tool →Electrical Unit Converter
Convert between common electrical units: volts, amps, ohms, and watts using Ohm's Law.
Open tool →Length Unit Converter
Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles.
Open tool →Keyword Password Generator
Generate strong passwords based on a keyword you remember. Includes numbers, symbols, and case variations.
Open tool →SSL Certificate Decoder
Decode and inspect SSL certificate details. Paste a PEM‑encoded certificate to view its fields.
Open tool →SSL Certificate Format Converter
Convert SSL certificates between PEM, DER, and other common formats.
Open tool →HTTP Security Headers Analyzer
Analyze HTTP response headers for security best practices. Paste headers from your site and see which protections are missing.
Open tool →Open Graph Debugger & Simulator
Preview how your webpage will appear when shared on Facebook, Twitter, LinkedIn, and other platforms.
Open tool →Noindex Checker
Check if a webpage has a noindex meta tag or X‑Robots‑Tag header by pasting the HTML or headers.
Open tool →Meta Tag Analyser
Analyse all meta tags from a webpage's HTML head. Check for duplicates, missing descriptions, and character lengths.
Open tool →Google Search Preview
Preview how your title tag, meta description, and URL will look in Google search results.
Open tool →Canonical Tag Checker
Check if a webpage has a canonical URL tag and whether it matches the current page URL.
Open tool →H1 Tag Checker
Check if a webpage has an H1 tag, and if it's properly optimised for SEO.
Open tool →Title Tag Checker
Analyse your page title for SEO best practices, length, and keyword optimisation.
Open tool →Sitemap Checker
Validate a sitemap XML file by pasting its content. Count URLs and check for common errors.
Open tool →Favicon Checker
Check if a website has a favicon and verify common sizes and formats.
Open tool →Page Size Checker
Estimate a webpage's total size by pasting resource sizes. See the breakdown by type (HTML, CSS, JS, images).
Open tool →Domain Extractor
Extract domain names from a block of text, URLs, or email addresses. Removes duplicates and sorts results.
Open tool →IPv4 to IPv6 Converter
Convert an IPv4 address to its IPv6 representation. Supports both IPv4-mapped and 6to4 notations.
Open tool →IP Subnet Calculator
Calculate IP subnet ranges, network and broadcast addresses, and usable host count from a CIDR notation.
Open tool →Countdown Timer
See exactly how much time is left until a specific date and time. Live updating countdown.
Open tool →Count Up Timer
See how much time has passed since a specific date and time. Great for tracking age, anniversaries, or project durations.
Open tool →World Time Clock
View current time in major cities around the world. Compare time zones instantly.
Open tool →YouTube Description Generator
Generate an SEO‑friendly YouTube video description with keywords, links, and call‑to‑action.
Open tool →YouTube Channel Name Generator
Generate catchy and brandable YouTube channel name ideas from a keyword.
Open tool →YouTube Video Idea Generator
Generate creative YouTube video ideas based on a topic or niche. Get titles, formats, and angle suggestions.
Open tool →Newsletter Generator
Quickly generate a structured newsletter outline with subject line, greeting, body, and call‑to‑action.
Open tool →Poem Generator
Generate simple rhyming poems based on a theme. Choose from different poem styles.
Open tool →Lyrics Generator
Generate original song lyrics with verses, chorus, and bridge. Pick a theme and mood.
Open tool →Story Rewriter
Rewrite a short story with improved structure, vocabulary, and flow. Paste your story and get a refined version.
Open tool →Story Outline Generator
Create a chapter‑by‑chapter story outline with character arcs and plot points.
Open tool →Chapter Generator
Generate a complete story chapter based on a short premise. Includes scene breakdown and writing notes.
Open tool →Text Similarity Checker
Compare two texts and get a similarity score. Uses a simple word overlap method.
Open tool →AI Story Generator
Generate a short story based on characters, setting, and theme. Fun and creative, no real AI needed.
Open tool →FAQ Generator
Automatically generate FAQ questions and answers from any text. The tool extracts key phrases and creates Q&A pairs.
Open tool →Book Title Generator
Generate creative, market‑ready book title ideas from a genre and keyword.
Open tool →Sentence Generator
Transform a single word into multiple creative sentences with different tones and styles.
Open tool →AI Response Generator
Generate a smart reply to any message or question. Choose tone and length.
Open tool →Story Summarizer
Summarize a long story into a short paragraph. Extract characters, plot, and themes.
Open tool →Paragraph Summarizer
Summarize a paragraph into one or two sentences. Perfect for extracting key points.
Open tool →Text Rephrase
Rephrase any sentence or paragraph while keeping its original meaning. Improves clarity and readability.
Open tool →Days Between Dates Calculator
Calculate the number of days between two dates. Perfect for tracking anniversaries, project timelines, and age in days.
Open tool →Add Days to Date Calculator
Add a specified number of days to any date. Useful for project deadlines, payment dates, and scheduling.
Open tool →Workdays Between Dates Calculator
Calculate working days (Monday-Friday) between two dates. Excludes weekends automatically.
Open tool →Add Workdays to Date Calculator
Add a specified number of working days (excluding weekends) to a date. Useful for project planning and deadline calculation.
Open tool →Weekday Calculator
Find out what day of the week any date falls on. Enter a date to see if it's Monday, Tuesday, Wednesday, etc.
Open tool →Week Number Calculator
Find the ISO week number for any date. Useful for project planning, reporting, and scheduling.
Open tool →Calendar Generator
Generate a complete calendar for any year, with US federal holidays marked and approximate moon phases (new, first quarter, full, last quarter) listed for every month.
Open tool →Printable Calendar Maker
Create a printable day, week, month, or year calendar. Add a title, US holidays, moon phases, and week numbers, preview it, and print it in one click.
Open tool →Inflation Calculator
See what today’s money will cost in the future based on an annual inflation rate.
Open tool →Salary to Hourly Calculator
Convert an annual salary into its equivalent hourly wage based on your work schedule.
Open tool →Fuel Cost Calculator
Estimate how much a trip will cost in fuel from distance, fuel economy, and gas price.
Open tool →BMR Calculator
Calculate your Basal Metabolic Rate — the calories your body burns at complete rest — using the Mifflin-St Jeor equation.
Open tool →Water Intake Calculator
Find out how much water you should drink each day based on your body weight and exercise.
Open tool →VAT Calculator
Add VAT to a net price and see the gross amount for any VAT rate.
Open tool →Markup Calculator
Set your selling price from product cost and desired markup percentage.
Open tool →Reading Time Calculator
Estimate how long a text takes to read from its word count and reading speed.
Open tool →Conversion Rate Calculator
Calculate the percentage of visitors who convert into leads, sign-ups, or customers.
Open tool →Electricity Cost Calculator
Find the monthly cost of running any appliance from its wattage, daily usage, and your electricity rate.
Open tool →Sleep Cycle Calculator
Plan how long to sleep so you wake at the end of a sleep cycle and feel rested.
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