Every tool, one place
317 free tools across 15 categories — no account, no downloads. Search or filter to find exactly what you need.
Midjourney Prompt Builder
Pick aspect ratio, style, and lighting from dropdowns to generate a complete Midjourney prompt.
Open toolAI Text Humanizer
Rewrite AI-generated text so it reads like a natural human wrote it.
Open toolChatGPT Prompt Optimizer
Turn a rough idea into a clear, structured, professional prompt.
Open toolAI Prompt Enhancer
Add role, tone, and detail to a basic prompt in one click.
Open toolSystem Prompt Builder
Assemble a clean system prompt for a custom AI assistant.
Open toolNegative Prompt Generator
Build a negative prompt to clean up AI image results.
Open toolAI Image Prompt Builder
Build a detailed text-to-image prompt from simple choices.
Open toolPrompt Template Library
Browse ready-made prompt templates and copy them in a click.
Open toolCrypto Profit/Loss & Tax Calculator
Enter buy price, sell price, and gas fees to get profit and estimated tax instantly.
Open toolDollar-Cost Averaging (DCA) Calculator
See what regular investments would be worth today with an interactive DCA model.
Open toolCompound Interest & Inflation Calculator
See how savings grow with compounding — and what inflation does to their real value.
Open toolBulk Schema Markup Generator
Generate clean JSON-LD for Article, FAQ, and Local Business schema.
Open toolRegEx Tester & Explainer
Test regular expressions against sample text and see a plain-English breakdown.
Open toolSecure Password & API Key Generator
Generate strong passwords and API keys with adjustable length and symbols.
Open toolImage Compressor
Shrink JPG, PNG, and WebP file sizes without a visible quality drop.
Open toolImage Converter
Convert between JPG, PNG, and WebP formats instantly.
Open toolImage Resizer
Resize images to exact dimensions or by percentage.
Open toolImage Cropper
Crop images to any size or common aspect ratio.
Open toolImage Color Picker
Upload an image and grab the exact hex code of any pixel.
Open toolWord & Character Counter
Count words, characters, sentences, and estimated reading time live.
Open toolCase Converter
Convert text to UPPERCASE, lowercase, Title Case, and more.
Open toolLorem Ipsum Generator
Generate placeholder text by paragraphs, sentences, or words.
Open toolText Difference Checker
Compare two blocks of text and highlight what changed.
Open toolRemove Line Breaks
Strip out unwanted line breaks and extra spaces from text.
Open toolJSON Formatter & Validator
Beautify, minify, and validate JSON with error messages.
Open toolBase64 Encoder / Decoder
Encode text to Base64 or decode it back instantly.
Open toolHash Generator (SHA)
Generate SHA-1, SHA-256, and SHA-512 hashes from text.
Open toolUUID Generator
Generate one or many random UUIDs (v4) instantly.
Open toolURL Encoder / Decoder
Encode or decode URLs and query string components.
Open toolQR Code Generator
Create a scannable QR code for any link or text, free.
Open toolUnit Converter
Convert length, weight, temperature, and volume units.
Open toolPercentage Calculator
Work out percentages, increases, decreases, and differences.
Open toolAge Calculator
Find exact age in years, months, and days from a birth date.
Open toolColor Converter & Picker
Pick a color and convert between HEX, RGB, and HSL.
Open toolBMI Calculator
Calculate your Body Mass Index and see your weight category.
Open toolLoan & EMI Calculator
Work out monthly loan payments, total interest, and payoff.
Open toolTip Calculator
Split the bill and work out the tip per person in seconds.
Open toolMerge PDF
Combine multiple PDF files into one — right in your browser.
Open toolImages to PDF
Turn JPG or PNG images into a single PDF document.
Open toolSplit PDF
Extract a page range from a PDF into a new document.
Open toolHashtag Generator
Turn keywords into a set of relevant, ready-to-copy hashtags.
Open toolInstagram Line Break Generator
Add clean line breaks and spacing to captions and bios.
Open toolFancy Text Generator
Convert text into stylish Unicode fonts for bios and posts.
Open toolCSS Gradient Generator
Design linear gradients and copy the CSS in one click.
Open toolCountdown Timer
Set a live countdown to any date and time in your browser.
Open toolPassword Strength Checker
Test how strong a password is — entirely offline.
Open toolRandom Picker
Enter a list and let chance pick a winner for you.
Open toolData Storage Converter
Convert between bytes, KB, MB, GB, and TB instantly.
Open toolURL Slug Generator
Turn any title into a clean, SEO-friendly URL slug.
Open toolRotate PDF
Rotate every page of a PDF by 90, 180, or 270 degrees.
Open toolDelete PDF Pages
Remove specific pages from a PDF and save the rest.
Open toolExtract PDF Pages
Pull selected pages out of a PDF into a brand-new file.
Open toolPercentage of a Number
Work out what X% of any number is, instantly.
Open toolDiscount Calculator
Find the sale price and how much you save on any discount.
Open toolSavings Goal Calculator
See how long it takes to reach a savings target.
Open toolSales Tax Calculator
Add or remove sales tax from any amount in a click.
Open toolMarkup & Margin Calculator
Calculate selling price, markup, and profit margin.
Open toolAspect Ratio Calculator
Resize dimensions while keeping the same aspect ratio.
Open toolTime Duration Calculator
Find the hours and minutes between two times.
Open toolGPA Calculator
Calculate your grade point average from courses.
Open toolFuel Cost Calculator
Estimate the fuel cost of any trip by distance.
Open toolDaily Calorie Calculator
Estimate your daily calorie needs from your stats.
Open toolPDF to Images
Convert each PDF page into a downloadable image.
Open toolReorder PDF Pages
Drag PDF pages into a new order and save.
Open toolAdd Page Numbers to PDF
Stamp page numbers onto every page of a PDF.
Open toolEdit PDF Metadata
Change a PDF's title, author, and subject.
Open toolDuplicate PDF Pages
Copy selected pages within a PDF document.
Open toolN-up PDF (Pages Per Sheet)
Place 2 or 4 PDF pages onto a single sheet.
Open toolBlank PDF Generator
Create a blank PDF with your chosen page size.
Open toolText to PDF
Turn plain text into a clean, formatted PDF.
Open toolResize PDF Pages
Scale a PDF to A4, Letter, or a custom size.
Open toolReverse PDF Page Order
Flip a PDF so the last page comes first.
Open toolTweet Character Counter
Count characters against the X/Twitter limit live.
Open toolYouTube Title & Description Counter
Stay within YouTube's title and description limits.
Open toolInstagram Bio Formatter
Format a stylish, spaced-out Instagram bio.
Open toolCaption Idea Generator
Get caption starters and hooks for your posts.
Open toolUsername Idea Generator
Generate handle ideas from a name or keyword.
Open toolEmoji Picker
Search and copy emojis for posts and bios.
Open toolPosting Time Planner
Plan a weekly posting schedule across platforms.
Open toolHashtag Counter
Count hashtags and check the 30-tag limit.
Open toolText Repeater
Repeat text or emojis any number of times.
Open toolRemove Text Formatting
Strip formatting to get clean plain text.
Open toolMeta Tag Generator
Generate SEO and Open Graph meta tags for any page.
Open toolRobots.txt Generator
Build a valid robots.txt file in seconds.
Open tool.htaccess Redirect Generator
Generate 301 redirect rules for Apache.
Open toolJWT Decoder
Decode a JWT to inspect its header and payload.
Open toolCron Expression Generator
Build and understand cron schedule expressions.
Open toolHTML Entity Encoder / Decoder
Encode or decode HTML entities safely.
Open toolMarkdown Previewer
Write Markdown and see the rendered result live.
Open toolUTM Link Builder
Build trackable campaign URLs with UTM tags.
Open toolColor Contrast Checker
Check text/background contrast for accessibility.
Open toolProgramming Case Converter
Convert text to camelCase, snake_case, and more.
Open toolAI Persona Prompt Builder
Craft a detailed persona prompt for any AI assistant.
Open toolFew-Shot Prompt Builder
Build few-shot prompts with input-output examples.
Open toolChain-of-Thought Prompt Generator
Add step-by-step reasoning instructions to any prompt.
Open toolPrompt Rewriter
Rewrite a messy prompt into a clear, structured one.
Open toolAI Art Style Mixer
Combine art styles and artists into an image prompt.
Open toolPrompt Token Counter
Estimate how many tokens a prompt will use.
Open toolSEO Content Brief Prompt
Generate an AI prompt for SEO-optimized articles.
Open toolAI Interview Prep Prompt
Create a prompt to practice job interviews with AI.
Open toolReusable Prompt Template Maker
Turn a prompt into a fill-in-the-blanks template.
Open toolMidjourney Parameters Helper
Add aspect ratio, stylize, and version flags easily.
Open toolCrypto Profit Calculator
Work out profit or loss on a crypto trade.
Open toolAverage Buy Price Calculator
Find your average entry price across buys.
Open toolCompound Interest Calculator
See how investments grow with compounding.
Open toolStaking Rewards Calculator
Estimate crypto staking rewards by APY.
Open toolCrypto Unit Converter
Convert between BTC, satoshis, ETH, gwei, and wei.
Open toolROI Calculator
Calculate return on investment and annualized ROI.
Open toolBreak-Even Price Calculator
Find the price you need to break even with fees.
Open toolPosition Size Calculator
Size a trade based on risk and stop-loss.
Open toolLiquidation Price Calculator
Estimate the liquidation price on leveraged trades.
Open toolInflation Calculator
See how inflation changes money's value over time.
Open toolInvestment Goal Calculator
Find how long to reach an investment target.
Open toolPrice Change Calculator
Calculate percentage change between two prices.
Open toolExchange Fee Calculator
See how much trading fees cost per trade.
Open toolHODL Calculator
Compare holding vs selling at a target price.
Open toolPortfolio Allocation Planner
Plan and visualize your portfolio allocation.
Open toolBlog Outline Prompt Generator
Generate an AI prompt that outlines any blog post.
Open toolEmail Reply Prompt Generator
Build a prompt to draft the perfect email reply.
Open toolProduct Description Prompt
Create a prompt for compelling product descriptions.
Open toolSummarize Text Prompt Builder
Build a prompt to summarize text your way.
Open toolCode Explanation Prompt
Generate a prompt to explain code clearly.
Open toolStudy Plan Prompt Generator
Build a prompt for a personalized study plan.
Open toolBrand Voice Prompt Builder
Define a consistent brand voice for AI writing.
Open toolSocial Media Post Prompt
Generate prompts for platform-ready social posts.
Open toolTranslation Prompt Builder
Build a prompt for accurate, natural translations.
Open toolResume Bullet Point Prompt
Turn job duties into strong resume bullets.
Open toolMeal Plan Prompt Generator
Create a prompt for a custom weekly meal plan.
Open toolStory Plot Prompt Generator
Spark fiction with a structured story prompt.
Open toolComparison Table Prompt
Build a prompt for clear comparison tables.
Open toolMarketing Angle Prompt
Generate fresh marketing angles for any product.
Open toolLesson Plan Prompt Generator
Build a prompt for structured lesson plans.
Open toolDebate Prompt Generator
Get balanced arguments for any debate topic.
Open toolYouTube Script Prompt
Build a prompt for engaging video scripts.
Open toolCold Email Prompt Generator
Craft prompts for cold emails that get replies.
Open toolChange Tone Prompt Builder
Build a prompt to rewrite text in any tone.
Open toolMind Map Prompt Generator
Generate a prompt to map out any topic.
Open toolBulk UUID Generator
Generate many UUID v4 values at once.
Open toolFake JSON Data Generator
Generate mock JSON records for testing.
Open toolCSS Minifier
Minify CSS to shrink file size instantly.
Open toolJavaScript Minifier
Minify JavaScript to reduce file size.
Open toolJSON to CSV Converter
Convert a JSON array into CSV rows.
Open toolCSV to JSON Converter
Turn CSV data into a JSON array.
Open toolSQL Formatter
Format and indent messy SQL queries.
Open toolKeyword Density Checker
Analyze keyword frequency in your text.
Open toolGoogle SERP Preview
Preview how your page looks in search results.
Open toolOpen Graph Preview
Preview how a link looks when shared.
Open toolURL Parser
Break a URL into its parts and parameters.
Open toolUnix Timestamp Converter
Convert between Unix timestamps and dates.
Open toolHEX / RGB / HSL Converter
Convert colors between HEX, RGB, and HSL.
Open toolLink Extractor
Pull all URLs out of a block of text or HTML.
Open toolBase64 Image Encoder
Convert an image into a Base64 data URI.
Open toolImage to Base64
Encode an image into a Base64 data URI.
Open toolFlip Image
Flip an image horizontally or vertically.
Open toolRotate Image
Rotate an image by 90, 180, or 270 degrees.
Open toolGrayscale Image
Convert a color photo to black and white.
Open toolBlur Image
Apply an adjustable blur to any image.
Open toolBrightness & Contrast
Adjust image brightness and contrast.
Open toolAdd Border to Image
Add a solid color border around a photo.
Open toolRound Image Corners
Give a photo smooth rounded corners.
Open toolResize Image by Percentage
Scale an image up or down by percentage.
Open toolConvert Image to WebP
Convert JPG or PNG to modern WebP.
Open toolPixelate Image
Add a pixelation effect to hide details.
Open toolTint Image
Overlay a color tint on any photo.
Open toolInvert Image Colors
Create a color-inverted negative of a photo.
Open toolSepia Image
Give a photo a warm vintage sepia tone.
Open toolImage to Favicon
Turn an image into favicon sizes.
Open toolImage Dimensions Checker
Check the exact size and details of an image.
Open toolAdd Watermark to Image
Overlay text watermark on a photo.
Open toolCircle Crop Image
Crop a photo into a perfect circle.
Open toolMeme Generator
Add top and bottom text to an image.
Open toolImage Color Palette
Extract the main colors from a photo.
Open toolCharacter Counter
Count characters, words, and lines live.
Open toolUppercase/Lowercase Converter
Change text case in one click.
Open toolReverse Text
Flip text or words backwards.
Open toolRemove Duplicate Lines
Delete repeated lines from a list.
Open toolSort Text Lines
Sort lines alphabetically or by length.
Open toolInvert Text Case
Swap uppercase and lowercase letters.
Open toolWord Frequency Counter
Count how often each word appears.
Open toolRemove Extra Spaces
Clean up double spaces and trailing space.
Open toolText to Slug
Turn a title into a clean URL slug.
Open toolFind and Replace Text
Replace words or phrases in bulk.
Open toolLine Counter
Count lines, blanks, and non-blank lines.
Open toolAdd Line Numbers
Prefix each line with a number.
Open toolRepeat Text
Repeat a line or word many times.
Open toolReadability Checker
Estimate how easy your text is to read.
Open toolText Truncator
Shorten text to a set length with ellipsis.
Open toolBionic Reading Converter
Bold the start of words to aid reading.
Open toolRemove All Whitespace
Strip every space, tab, and line break.
Open toolTitle Case Converter
Capitalize titles the correct way.
Open toolText Statistics
Full stats on your text at a glance.
Open toolRandom Line Picker
Pick a random line from a list.
Open toolHEX to RGB
Convert HEX color codes to RGB values.
Open toolRGB to HEX
Convert RGB values to a HEX code.
Open toolRandom Color Palette
Generate a fresh color palette instantly.
Open toolColor Shades Generator
Create tints and shades of any color.
Open toolComplementary Color Finder
Find the opposite color on the wheel.
Open toolColor Blindness Simulator
See how colors look with color blindness.
Open toolGradient Maker
Build multi-stop CSS gradients visually.
Open toolColor Mixer
Blend two colors to find the mix.
Open toolCSS Color Names
Browse and copy all CSS named colors.
Open toolAccessible Color Pairs
Check text and background contrast.
Open toolHSL to HEX
Convert HSL color values to HEX.
Open toolHTML Color Picker
Pick a color and get all its codes.
Open toolMonochromatic Palette
Build a single-hue color scheme.
Open toolTriadic Color Scheme
Find three evenly-spaced colors.
Open toolAnalogous Color Scheme
Get neighboring colors on the wheel.
Open toolColor Name Finder
Find the closest name for any color.
Open toolDarken / Lighten Color
Adjust a color's lightness by amount.
Open toolRGBA to HEX
Convert RGBA colors to 8-digit HEX.
Open toolColor From Text
Generate a consistent color from any text.
Open toolWarm or Cool Color
Tell if a color is warm or cool toned.
Open toolDate Difference Calculator
Count days, weeks, and months between dates.
Open toolAdd or Subtract Days
Find a date a number of days away.
Open toolWeek Number Calculator
Find the ISO week number for any date.
Open toolTime Zone Converter
Convert a time between two time zones.
Open toolAge in Days Calculator
See your exact age in days and hours.
Open toolRandom Password Generator
Create strong random passwords instantly.
Open toolPassphrase Generator
Generate memorable multi-word passphrases.
Open toolRandom PIN Generator
Generate secure numeric PIN codes.
Open toolMD5 Hash Generator
Generate an MD5 hash of any text.
Open toolSHA-256 Hash Generator
Generate a SHA-256 hash of any text.
Open toolBase64 Encoder & Decoder
Encode or decode Base64 text.
Open toolPassword Entropy Calculator
Measure a password's true strength in bits.
Open toolRandom Hex Generator
Generate random hex strings and keys.
Open toolAPI Key Generator
Generate random API-style keys.
Open toolHtpasswd Generator
Create .htpasswd credential lines.
Open toolCredit Card Validator
Check a card number with the Luhn test.
Open toolBulk Password Generator
Generate many passwords at once.
Open toolWiFi QR Code Generator
Make a QR code to share WiFi access.
Open toolText Encrypt / Decrypt
Encrypt text with a password locally.
Open toolROT13 & Caesar Cipher
Encode text with a rotation cipher.
Open toolText to Binary
Convert text to binary and back.
Open toolMorse Code Translator
Translate text to and from Morse code.
Open toolRandom Number Generator
Generate random numbers in a range.
Open toolCoin Flip
Flip a virtual coin for heads or tails.
Open toolDice Roller
Roll one or more dice online.
Open toolWheel of Names
Spin a wheel to pick a random name.
Open toolYes or No Generator
Get a random yes or no answer.
Open toolRandom Letter Generator
Pick random letters of the alphabet.
Open toolRandom Color Generator
Generate random colors with HEX codes.
Open toolList Shuffler
Randomly shuffle any list of items.
Open toolRandom Team Generator
Split names into random balanced teams.
Open toolRandom Date Generator
Generate a random date in a range.
Open toolRandom Word Generator
Generate random words for prompts.
Open toolRandom Emoji Generator
Get random emojis to copy.
Open toolRandom Decision Maker
Let the tool decide between options.
Open toolLottery Number Generator
Generate random lottery number sets.
Open toolTrue or False Generator
Get a random true or false result.
Open toolRandom IP Generator
Generate random IPv4 addresses.
Open toolRandom Pair Generator
Randomly pair up a list of names.
Open toolCustom Dice Roller
Roll custom-sided dice like d20.
Open toolRandom Playing Card
Draw random cards from a deck.
Open toolRandom Username Generator
Generate fun random usernames.
Open toolJWT Generator
Build an unsigned JWT for testing.
Open toolSecure Token Generator
Generate URL-safe random tokens.
Open toolHash Comparison Tool
Compare two hashes for a match.
Open toolLength Converter
Convert between meters, feet, miles, and more.
Open toolWeight Converter
Convert between kg, pounds, ounces, and more.
Open toolTemperature Converter
Convert Celsius, Fahrenheit, and Kelvin.
Open toolSpeed Converter
Convert km/h, mph, knots, and m/s.
Open toolArea Converter
Convert square meters, feet, acres, and more.
Open toolVolume Converter
Convert liters, gallons, cups, and more.
Open toolData Size Converter
Convert bytes, KB, MB, GB, and TB.
Open toolTime Unit Converter
Convert seconds, minutes, hours, and days.
Open toolPressure Converter
Convert bar, psi, pascal, and atm.
Open toolEnergy Converter
Convert joules, calories, kWh, and BTU.
Open toolNumber Base Converter
Convert binary, decimal, hex, and octal.
Open toolRoman Numeral Converter
Convert numbers to and from Roman numerals.
Open toolAngle Converter
Convert degrees, radians, and gradians.
Open toolFuel Economy Converter
Convert MPG, km/L, and L/100km.
Open toolShoe Size Converter
Convert US, UK, and EU shoe sizes.
Open toolCooking Measurement Converter
Convert cups, tablespoons, grams, and ml.
Open toolHeight Converter
Convert between cm and feet/inches.
Open toolFrequency Converter
Convert Hz, kHz, MHz, and GHz.
Open toolNumber to Words
Spell out any number in English words.
Open toolText to ASCII Codes
Convert text to ASCII code numbers.
Open toolUTM Campaign Builder
Build trackable UTM links for campaigns.
Open toolQuery String Parser
Break a query string into key-value pairs.
Open toolMeta Tag Preview
Preview and generate basic meta tags.
Open toolHTTP Status Code Lookup
Look up what any HTTP status means.
Open toolMIME Type Lookup
Find the MIME type for any file extension.
Open toolHTML Encode / Decode
Escape or unescape HTML entities.
Open toolURL Encode / Decode
Percent-encode or decode URL text.
Open toolJSON Validator
Check and format JSON with error hints.
Open toolCSS Box Shadow Generator
Design box shadows and copy the CSS.
Open toolCSS Border Radius Generator
Visually build border-radius CSS.
Open toolCSS Flexbox Generator
Build flexbox layouts and copy the CSS.
Open toolPlaceholder Text Generator
Generate lorem ipsum placeholder text.
Open toolPX to REM Converter
Convert pixels to rem and em units.
Open toolSlugify URL
Turn any text into a clean URL slug.
Open toolText to HTML
Convert plain text into basic HTML.
Open toolHTML to Text
Strip HTML tags to get plain text.
Open toolGradient Text Generator
Create CSS gradient text effects.
Open toolCSS Button Generator
Design a styled button and copy the CSS.
Open toolText Favicon Generator
Make a favicon from a letter or emoji.
Open toolViewport Size Checker
See your current screen and viewport size.
Open toolAdd Watermark to PDF
Stamp text watermark on every page.
Open toolPDF to Text
Extract plain text from a PDF.
Open toolRotate Single PDF Page
Rotate just one chosen PDF page.
Open toolCombine Two PDFs
Quickly merge two PDF files in order.
Open toolPDF Page Counter
Count the pages and size of a PDF.
Open toolPDF First Page to Image
Save a PDF's first page as an image.
Open toolSplit PDF into Pages
Split a PDF into single-page files.
Open toolInsert Blank PDF Page
Add a blank page into a PDF.
Open toolExtract PDF Page Range
Save a continuous range of PDF pages.
Open toolRemove First PDF Page
Delete the first page of a PDF.
Open toolRemove Last PDF Page
Delete the last page of a PDF.
Open toolSplit PDF in Half
Split a PDF into two equal parts.
Open toolSet PDF Title
Change the title shown in a PDF tab.
Open toolExtract Odd PDF Pages
Keep only the odd-numbered pages.
Open toolExtract Even PDF Pages
Keep only the even-numbered pages.
Open toolPDF Landscape/Portrait
Rotate all pages to landscape or portrait.
Open toolDouble PDF Pages
Duplicate every page for printing.
Open toolKeep First N PDF Pages
Trim a PDF to its first pages.
Open toolSwap PDF Pages
Swap the position of two PDF pages.
Open toolAdd Blank Pages to PDF
Append blank pages to the end of a PDF.
Open tool