All Tools

Count words, characters (with and without spaces), sentences, and paragraphs in real time. Paste any text and get instant stats. Free.

Convert text between UPPERCASE, lowercase, Title Case, snake_case, kebab-case, camelCase, and more.

Sort any list of lines alphabetically, by length, or in reverse order. Includes a case-sensitive toggle and options to sort A→Z, Z→A, shortest first, or longest first. Free.

Remove duplicate lines from any text or list instantly. Options to ignore case and trim whitespace before comparing. Keeps first occurrence by default. Free.

Encode text for use in URLs (percent-encoding) or decode encoded strings back to readable text. Handles full URLs and individual query string components. Free, all in your browser.

Encode plain text to Base64 or decode Base64 strings back to text instantly. Runs entirely in your browser — nothing sent to any server. Free, no sign-up required.

Write Markdown and see a formatted live preview side by side. Supports GitHub Flavored Markdown: tables, task lists, fenced code blocks, and strikethrough. Free.

Remove line breaks from any block of text and join lines into a single paragraph — or replace newlines with a custom separator. Free, runs entirely in your browser.

Strip all blank lines from your text instantly, leaving only lines with content. Option to also remove lines that contain only whitespace. Free, no sign-up.

Trim leading and trailing spaces, collapse multiple spaces into one, and remove invisible whitespace characters. Paste and clean any text instantly. Free.

Find and replace any text string with support for plain text and full regex patterns. Case-sensitive toggle, global replace, and real-time match count. Free.

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

Reverse any string character by character — or flip the order of words.

Reverse the order of lines in any block of text — paste a list and get it back in the opposite order. Useful for flipping log files, sorted lists, and CSV rows. Free.

Convert any title or phrase into a clean URL slug. Choose hyphens or underscores, lowercase automatically, and handle special characters and accents. Free.

Escape HTML special characters (< > & " ') to safe entities, or unescape entities back to plain text. Paste and convert instantly. Free, no sign-up.

Encode or decode text using the ROT13 cipher. Applying it twice restores the original.

Extract email addresses from pasted text, HTML, or source code. Remove duplicates and export a clean list as TXT or CSV.

Generate placeholder lorem ipsum text by paragraphs, sentences, or words. Shuffled output every time.

Upload and view any text-based file in the browser with line numbers, word count, and line wrap.

Paste CSV data and view it as a sortable, formatted table instantly in your browser.

Remove empty rows, empty columns, and trim extra whitespace from CSV data. Preview the cleaned result and copy to clipboard. Free.

Validate JSON instantly with line-level error reporting. Paste your JSON and see exactly where the syntax error is — plus root type, depth, and key count. Free.

Minify JSON by removing all whitespace. Shows bytes saved and compression percentage.

Prettify compressed XML with readable indentation or minify it to reduce file size. Validates syntax and highlights errors. Configurable indent size. Free.

Convert XML to JSON or JSON to XML instantly. Handles attributes, nested elements, and arrays. Paste your data and get clean output in one click. Free.

Convert YAML to JSON or JSON to YAML instantly. Handles nested structures, arrays, and multiline strings. Great for config files and CI pipelines. Free.

Convert tab-separated values (TSV) to CSV instantly. Paste your data, get clean CSV output — handles quoted fields and special characters. Free.

Convert between CSV and JSON in both directions. Handles quoted fields, nested commas, and pretty-printing.

Prettify compressed JSON with readable indentation, or minify formatted JSON to reduce size. Validates syntax and reports errors on the spot. Free, no sign-up.

Encode any file to a Base64 string, or decode a Base64 string back to a downloadable file.

Convert Excel spreadsheets (.xlsx, .xls) to CSV with sheet selection and instant preview.

Convert a CSV file or pasted CSV data to a downloadable Excel (.xlsx) spreadsheet.

Flatten nested JSON objects into a single level using dot-notation keys.

Convert flat dot-notation JSON keys back into a nested object structure.

Remove duplicate rows from a CSV file by selected columns, with a count of duplicates removed.

Alphabetically sort all keys in a JSON object, recursively, for consistent formatting.

Compress JPEG, PNG, and WebP images in your browser — no upload required. Set your quality level, compare before/after sizes, and download the optimized file. Free.

Convert PNG images to JPG instantly in your browser. Set background color for transparent areas, adjust JPEG quality, and download. Nothing uploaded. Free.

Convert JPG or JPEG images to PNG format with full transparency support. Drag, drop, and download in seconds — runs entirely in your browser. Free.

Convert JPG, PNG, GIF, or HEIC to WebP — or WebP back to any format. Adjust quality, compare file sizes, all in your browser. Nothing uploaded. Free.

Convert HEIC/HEIF photos from iPhone or iPad to JPG or PNG instantly. Everything runs in your browser — your photos are never uploaded anywhere. Free.

Convert one or more JPEG, PNG, or WebP images into a single PDF. Choose A4, Letter, or fit-to-image page sizing. Runs in your browser. Free, no sign-up.

Extract every page of any PDF as a high-resolution PNG image. Upload your PDF, convert, and download individual images or all at once. Free, all in your browser.

Rotate any image 90°, 180°, or 270° and flip horizontally or vertically. See an instant preview and download the result. Supports JPEG, PNG, and WebP. Free.

Add a custom text watermark to any image. Control the text, font size, color, opacity, and position — then download the watermarked image. Free.

View all EXIF metadata in your photos and download a clean copy with metadata stripped.

Upload any image and click to sample color codes. Includes a pixel magnifier and pick history.

Crop images to any size or aspect ratio in your browser. Supports free-form and preset aspect ratios.

Convert images between formats including HEIC, JPEG, PNG, and WebP — entirely in your browser.

Resize images by pixel dimensions or percentage — no upload required. Lock aspect ratio, choose output format (JPEG, PNG, WebP), and download the resized file instantly. Free.

Reduce SVG file size by removing comments, metadata, empty attributes, and collapsing whitespace — entirely in your browser.

Convert SVG files or code to PNG at any resolution. Paste SVG or drop a file, set output dimensions, and download instantly.

Convert any image to a Base64-encoded data URL or raw Base64 string instantly in your browser.

Decode a Base64 string or data URL back into a viewable image and download it.

Convert any photo to grayscale instantly in your browser. Download the black and white result as a PNG.

Apply a sepia tone filter to any image with adjustable intensity. Download the result as a PNG.

Apply a Gaussian blur to any image with adjustable radius. Useful for backgrounds, privacy, or artistic effects.

Pixelate any image with a variable block size. Great for anonymizing content or creating a retro pixel art effect.

Resize and crop any image to the exact dimensions for Instagram, Facebook, X, LinkedIn, YouTube, Pinterest, and TikTok.

Combine multiple images into a single sprite sheet PNG with CSS position snippets. Choose horizontal, vertical, or grid layout.

Generate a modular type scale from any base size and ratio. Choose from Perfect Fourth, Golden Ratio, and more — get px, rem, CSS variables or Tailwind config output. Free.

Convert font sizes between pt (print), px (screen), and rem. Set your root font size and see all three equivalents instantly. Includes a reference table of 17 common print sizes. Free.

Generate lighter tints and darker shades of any color. See the full scale from white to black with one-click copy of HEX, RGB, or HSL values for each swatch. Free.

Convert colors between HEX, RGB, RGBA, HSL, HSLA, and CSS named colors instantly. Paste any value or use the color picker — get every format at once. Free.

Convert any HEX color code to RGB instantly. Paste your hex value and get RGB, RGBA, HSL, and HSLA outputs — each with a one-click copy button. Free.

Convert RGB to HEX instantly. Paste any RGB value and get the HEX code plus RGBA, HSL, and HSLA — all with one-click copy. Free, no sign-up required.

Convert a HEX color code to HSL (hue, saturation, lightness) instantly. Also outputs RGB, RGBA, and HSLA — paste any color format and get them all at once.

Convert an HSL color to HEX instantly. Paste any color value in any format and get HEX, RGB, RGBA, HSL, and HSLA outputs all at once with one-click copy.

Convert an RGB color to HSL instantly. Paste any color in any format and get HEX, RGB, RGBA, HSL, and HSLA all at once with one-click copy.

Convert an HSL color to RGB instantly. Paste any color in any format and get HEX, RGB, RGBA, HSL, and HSLA all at once with one-click copy.

Convert a HEX color code to RGBA and add an alpha transparency value. Paste any color and get HEX, RGB, RGBA, HSL, and HSLA outputs all at once.

Generate a full 11-stop Tailwind CSS color scale from any base color. Export as a JS object or CSS variables.

Visually build CSS border-radius values. Control each corner independently, toggle px or %, and copy the ready-to-use shorthand.

Design a custom CSS button with live preview. Adjust color, padding, font, border-radius, and shadow — then copy the CSS and HTML instantly. Free.

Build linear, radial, and conic CSS gradients visually. Add color stops, adjust angles, and copy the ready-to-use CSS.

Generate CSS box shadows with live preview. Stack multiple shadow layers and copy the final box-shadow value.

Generate beautiful color palettes from a base color. Export as CSS variables, Tailwind config, or plain HEX list.

Check the contrast ratio between two colors against WCAG AA and AAA accessibility standards.

Verify a file's integrity by checking its hash against an expected checksum. Supports SHA-256, SHA-1, MD5, and more. Runs in your browser — nothing uploaded. Free.

Paste a JSON Web Token to decode and inspect its header, payload, and expiry — entirely in your browser.

Test regular expressions against a string with live match highlighting, flag toggles, and a match details table.

Generate SEO and social meta tags — standard, Open Graph, and Twitter/X Card — and copy the ready-to-paste HTML.

Preview how your page will look when shared on Facebook, LinkedIn, and Twitter/X. No URL fetch needed.

Build a robots.txt file visually. Add user-agent rules, Allow/Disallow paths, crawl-delay, and sitemap URL.

Create a valid XML sitemap by adding URLs with lastmod, changefreq, and priority. Download or copy the output.

Minify HTML by removing comments and collapsing whitespace. Shows exact bytes saved and compression percentage.

Minify CSS by stripping comments and collapsing whitespace. Shows bytes saved and compression percentage.

Minify JavaScript by removing comments and collapsing whitespace. Shows bytes saved and compression ratio.

Parse any User-Agent string to extract browser, engine, OS, and device type. Pre-fills with your own browser's UA.

Build UTM-tagged URLs for campaign tracking. Set source, medium, campaign name, term, and content — with preset chips for common values.

Build a .gitignore file by selecting languages, frameworks, editors, and operating systems. Combines templates and removes duplicates.

Parse CSS selectors and instantly see their (a, b, c) specificity scores with a visual breakdown and side-by-side comparison.

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text or files.

Generate strong, random passwords with custom length, character sets, and bulk generation.

Build and validate cron expressions visually with a human-readable description and next run times.

Compare two blocks of text side-by-side and highlight added, removed, and unchanged lines.

Convert between CSS units — px, rem, em, vw, vh, pt, cm, and more — with configurable context.

Upload an image and generate favicon PNG files in all standard sizes with the HTML snippet to match.

Instantly see your public IP address, country, region, city, ISP, and connection type. No app needed — your IP information loads automatically. Free.

See your exact screen resolution, browser viewport size, device pixel ratio, and orientation. Helpful for responsive design and CSS media query debugging. Free.

Convert a date and time between any two time zones. See the offset difference and local times side by side.

Convert a Unix timestamp to a human-readable date, or convert a date back to a Unix timestamp.

Calculate the exact number of days, weeks, months, and years between any two dates.

Count the number of working days between two dates, excluding weekends and optional public holidays.

Generate one or more random integers or decimal numbers within any custom range. Set quantity, choose integers or decimals, and copy results in one click. Free.

Generate one or more random UUID v4 strings instantly. Copy individually or as a list.

Generate a QR code for any URL, text, email, or phone number. Download as PNG or SVG.

Upload an image containing a QR code to decode and read its contents instantly in your browser.

Calculate what percent of a number is, find a percentage change between two values, or determine what percent one number is of another. Three calculators in one. Free.

Simplify any ratio to its lowest terms, solve proportions, or find the missing value in A:B = C:X. Enter any three values to solve for the fourth. Free.

Calculate your exact age in years, months, and days from any date of birth. Also shows your next birthday and how many days until it. Free, instant results.

Count the exact number of days, weeks, and months until any future date. Great for countdowns, deadlines, and event planning. Updates in real time. Free.

Add or subtract time durations in hours, minutes, and seconds. Find elapsed time between two clock times or total up a list of intervals. Free.

Calculate your BMI instantly using metric (kg/cm) or imperial (lbs/ft) units. See your Body Mass Index, weight category, and healthy weight range. Free.

Calculate your daily calorie needs based on age, height, weight, and activity level. See targets for weight loss, maintenance, and muscle gain. Free.

Calculate your GPA from course grades and credit hours. Supports letter grades and 4.0 scale.

Calculate running pace, speed, or finish time given any two of distance, time, or pace.

Convert between metric and imperial units for length, weight, and temperature. Handles meters, feet, kg, pounds, Celsius, Fahrenheit, and more. Free.

Calculate monthly loan payments, total interest paid, and view a full amortization schedule for any loan amount, interest rate, and term. Free.

Estimate your monthly mortgage payment with principal and interest breakdown. Includes a full amortization schedule for any loan amount, rate, and term. Free.

See exactly how much interest you save and how many years you cut off your mortgage by making extra monthly payments. Compare your current vs. accelerated payoff. Free.

Calculate how any investment grows over time with compound interest and regular contributions. See year-by-year growth, total contributions, and total interest earned. Free.

Find out exactly how long it takes to reach any savings goal with regular deposits and compound interest. Enter your goal, rate, and monthly amount. Free.

Enter your balance, APR, and monthly payment to see exactly how long it takes to pay off your credit card and how much total interest you'll pay. Free.

Calculate how much purchasing power a dollar amount loses over time using historical or custom annual inflation rates. Compare the real cost of money across any two years. Free.

Convert any salary to an hourly rate — or any hourly rate to annual salary. See weekly, biweekly, monthly, and daily equivalents instantly. Free.

Calculate the tip amount for any bill size and tip percentage. Split the total evenly among any number of people and see the per-person amount. Free.

Add or remove sales tax from any price for any tax rate. Calculate the pre-tax price, tax amount, and total — instantly and in both directions. Free.

Add up your assets and liabilities to calculate your current net worth.

Calculate how much you need to retire early using the 4% rule and your annual expenses.

Find out how much you need saved today to coast to retirement without additional contributions.

Calculate your target emergency fund size based on monthly expenses and coverage months.

Pay off debt smallest-balance-first and see your total interest saved and debt-free date.

Pay off debt highest-rate-first and minimize the total interest you pay.

Convert a nominal interest rate to APY (Annual Percentage Yield) based on compounding frequency.

Build a CD ladder strategy across multiple terms and see your total interest earned at maturity.

Calculate annual and monthly dividend income from your shares and project growth over time.

See how fund expense ratios compound over time and how much fees cost your long-term returns.

Use the Rule of 72 to estimate how long any investment takes to double. Enter an interest rate and get the answer instantly — plus the full formula explained. Free.

Calculate your annual RMD from a traditional IRA or 401(k) based on your age and account balance.

Project how your 529 college savings plan grows with regular contributions and compound interest.

Calculate simple interest earned on a principal amount over time and compare to compound interest.

Calculate the sale price and savings from a discount percentage, or find the discount from two prices.

Estimate your YouTube channel's monthly ad revenue from views, CPM rate, and ad impression rate. Model different monetization scenarios and compare outcomes. Free.

Estimate monthly AdSense earnings from your page views, click-through rate, and cost per click.

Calculate Etsy's listing fee, transaction fee, and payment processing fee for any sale price. See your exact net earnings and effective fee percentage. Free.

Calculate eBay final value fees by category and see exactly what you'll pocket from each sale. Enter your sale price and get net profit instantly. Free.

Calculate net profit per Shopify sale after COGS, shipping, and payment processing fees. Model different Shopify plans and transaction rates to find your true margin. Free.

Calculate Stripe's processing fee for any transaction amount, and find the gross charge needed to receive a specific net amount after fees. Free, no sign-up.

Calculate your break-even point in units and revenue. Enter fixed costs, variable cost per unit, and selling price to see exactly when you turn profitable. Free.

Calculate gross profit margin from revenue and COGS, or find the selling price needed to hit a target margin. Shows margin percentage, markup, and profit in one step. Free.

Convert between markup percentage and profit margin instantly. Enter any one value — cost, price, markup, or margin — and see all the others. Free.

Calculate ROI, total gain or loss, and annualized return (CAGR) for any investment — stocks, real estate, crypto, or business. Instant results. Free.

Calculate PayPal fees for Goods & Services, invoicing, and QR code payments, and find the gross amount to charge to receive a net target.

Enter your product price, cost, and dimensions to instantly calculate Amazon referral fees, FBA fulfillment fees, net profit, and margin. Free, no sign-up.

Find the minimum hourly rate you need to charge to hit your income goal after taxes, overhead, and non-billable time.

Calculate late fees on overdue invoices using a flat fee or percentage rate per month.

Calculate your monthly or annual customer churn rate, average customer lifetime, and implied revenue loss.

Calculate Monthly and Annual Recurring Revenue from your pricing tiers and customer counts.

Calculate customer lifetime value using ARPU and churn rate, and see your LTV:CAC ratio.

Calculate customer acquisition cost from your total sales and marketing spend and new customers acquired.

Calculate gross profit, gross margin percentage, and markup from revenue and cost of goods sold.

Calculate contribution margin per unit, total contribution margin, CM ratio, and operating income.

Split a sales commission between multiple agents or parties and see each person's exact payout.

Find the minimum selling price needed to cover your fixed and variable costs at a given sales volume.

Find the right selling price using cost-plus markup, target margin, or reverse pricing from a known price.

Calculate net profit per unit sold after COGS, shipping, platform fees, and other variable costs.

Calculate inventory turnover ratio and days sales of inventory to assess how efficiently you manage stock.

Calculate monthly and annual cash flow for any rental property. Enter rent, mortgage, taxes, insurance, vacancy, and repairs to see your true net cash flow. Free.

Calculate cap rate instantly. Enter rent, vacancy, expenses, and property value to get your NOI and capitalization rate — and compare investment properties. Free.

Calculate cash-on-cash return on any rental property. Enter your annual cash flow and total cash invested to instantly see your CoC return. Free.

Calculate the new monthly rent after a percentage or flat dollar increase, and see the annualized income change. Useful for landlords and property managers. Free.

Estimate property management fees at common rates (8–12%) and see the monthly and annual cost impact against your gross rental income. Free.

Estimate how much home you can afford using your income, monthly debts, down payment, and interest rate. See max loan size and monthly payment breakdown. Free.

Calculate your new monthly payment, interest savings, and how many months it takes to break even on your refinance closing costs. Free.

Estimate annual property taxes from your property's assessed value and local tax rate. See the monthly escrow impact and effective tax percentage. Free.

Estimate annual maintenance and repair costs for any rental or owned property using the 1% rule, 50% rule, and square footage method. Free calculator.

Analyze any BRRRR deal end-to-end: calculate cash-out equity after refinance, total cash left in the deal, cash-on-cash return, and monthly cash flow. Free.

Calculate monthly and annual cash flow per unit (door) for a multi-unit rental property.

Calculate Debt Service Coverage Ratio (DSCR) to evaluate whether a property's income covers its debt obligations.

Calculate Gross Rent Multiplier (GRM) to quickly compare rental properties by income potential relative to price.

Calculate the vacancy rate for a rental property and estimate the monthly and annual income lost to empty units.

Compare the net financial outcome of selling your property now vs renting it out and selling later. See which option puts more money in your pocket. Free.

Estimate buyer or seller closing costs for a real estate transaction, including all major fee line items.

Calculate your down payment amount, loan size, and LTV from any percentage — with quick-select presets for 3.5%, 5%, 10%, and 20%.

Calculate your effective monthly housing cost when house hacking — living in one unit and renting out the others.

Project future monthly rent and total income collected over time at a given annual growth rate.

Calculate the maximum allowable offer for a fix-and-flip property using the 70% rule.

Estimate your total rehab budget by line item — kitchen, bathrooms, roof, HVAC, and more — with contractor overhead.

Calculate monthly payments, balloon balance, and total interest for a seller-financed real estate transaction.

Check whether a rental property meets the 1% or 2% rule by comparing monthly rent to purchase price.

Project future property value and equity growth over time using a compound annual appreciation rate.

Calculate total agent commission, listing vs buyer's agent split, and your net proceeds from a home sale. Enter sale price and commission rate. Free.