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280 utilities — start with local PDF, image, video, text, and calculator tools that run in your browser without accounts or file uploads. A few downloaders (which fetch public URLs through our server) and lookups are labeled on their pages.

Showing 280 matching utilities
PDF to WordExtract readable text from a PDF into an editable Word (.docx) file.Word to PDFConvert DOCX to PDF in your browser — layout may change on complex documents.JPG to PDFCombine one or many images into a single PDF.Merge PDFJoin multiple PDFs into one document, in any order.PNG to JPGConvert PNG images to JPG with a white or custom background.MP4 to MP3Extract MP3 audio from MP4, MOV, and WebM videos in your browser.Background removerCut the subject out of a photo with an on-device AI model.Image compressorShrink image file size with a live quality preview.Instagram downloaderSave public Instagram Reels, posts, and photos you have the right to keep.TikTok downloaderDownload public TikTok videos (with or without watermark when the source allows).QR code generatorCreate a high-resolution QR code for a URL, text, or Wi-Fi hint.Password generatorGenerate random passwords with length, symbols, and memorable options.Word counterCount words, characters, sentences, and reading time as you type.Percentage calculatorWhat is x% of y, x is what percent of y, and percent change.PNG to WebPConvert PNG graphics to smaller WebP files.Facebook video downloaderSave a public Facebook video you have the right to keep.URL encoderPercent-encode or decode a URL or query string.Markdown previewType Markdown and see a live HTML preview.Scientific calculatorEvaluate expressions with sin, cos, tan, log, and powers.Discount calculatorSee the sale price and how much you save.Unix timestampConvert epoch seconds to a date, and back.Color pickerPick a color and copy HEX, RGB, and HSL.YAML to JSONParse and convert YAML configuration to formatted JSON.SQL formatterBeautify, indent, and format messy SQL queries.
Cron expression parserExplain 5-field cron schedules in plain English.EXIF metadata scrubberInspect camera and GPS data in photos and download sanitized copies.Diceware passphraseGenerate memorable, high-entropy multi-word passphrases.Audio speed & pitch shifterSpeed up or slow down audio and adjust musical pitch independently.Reorder & organize PDF pagesVisually drag, rotate, delete, and reorder PDF pages in your browser.File checksum & hash matcherCompute a file's SHA-256, SHA-512, or SHA-1 client-side and verify integrity.SVG to ICO favicon makerTurn vector SVG files into true multi-resolution .ico icon files.Aspect ratio padder & cropperFit images to 9:16 Reels/TikTok, 16:9, 1:1, or 4:5 with blurred or solid padding.Pet food & plant safety checkerSearch 150+ foods, plants, and household items for dog and cat safety status — general reference only, not a veterinary diagnosis.Pet name generatorDiscover the best cute, royal, food-inspired, and heroic names for dogs and cats.Cat purr & ambient relaxerSynthesize soothing 25Hz–50Hz cat purr vibrations to relax, focus, or calm pets.Tarot readerDraw a single card or a past/present/future spread from a full 78-card deck — entertainment only, not fortune-telling advice.Password protect PDFEncrypt a PDF with a user password so viewers must unlock it to open.Unlock PDFOpen a password-protected PDF when you already know the password, then download an unlocked copy.WebP to PNGConvert WebP images to PNG with transparency preserved when present.PNG to PDFCombine one or many PNG images into a single PDF document.Audio cutterTrim MP3, WAV, or M4A by start time and end (or duration) in the browser.Chess rating signatureTurn your Chess.com or Lichess ratings into a signature image: forum banner, profile badge, wooden board panel or dark stats card. Fetch by username, download a 2× PNG.RuneScape skill signatureMake an OSRS or RS3 stats image in three looks — OSRS skills tab, RS3 skills panel, or a classic forum signature with a cape you pick. Fetch levels by RSN, export a 2× PNG. Fan tool.Discord timestampBuild a Discord <t:unix:F> timestamp the client will render.Dog age calculatorEstimate dog years to human years with size-aware curves — for curiosity, not medical advice.Cat age calculatorEstimate cat years as human-age equivalents with indoor/outdoor curves — general info only.PDF to JPGExport every PDF page as a high-quality JPG image.Split PDFExtract page ranges or save every page as its own PDF.
Compress PDFShrink PDFs with Raster (max shrink) or Light (keep selectable text) mode.JPG to PNGConvert JPG photos to lossless PNG.WebP converterConvert WebP images to PNG or JPG, or create WebP from photos.HEIC to JPGConvert iPhone HEIC photos to JPG that any device can open.SVG to PNGRasterize vector SVG artwork to a PNG at any size.Video to GIFTurn a short video clip into an animated GIF.Object removerMagic-wand select similar pixels, then erase and fill locally in your browser.Image resizerChange width and height, lock aspect ratio, or use social presets.Image cropperCrop photos with freeform or locked aspect ratios.WatermarkStamp text or a logo onto photos before you share them.Rotate imageRotate photos 90°, 180°, or any angle, and flip them.X video downloaderSave public videos and GIFs from X posts you are allowed to keep.YouTube thumbnailGrab the largest available thumbnail of a YouTube video (up to 1280×720).Case converterSwitch between UPPER, lower, Title Case, snake_case, and camelCase.JSON formatterPretty-print, minify, and validate JSON with clear error positions.Base64 encoderEncode text or files to Base64, and decode Base64 back to files.Hash generatorHash text or files with MD5 and SHA algorithms in the browser.BMI calculatorCompute body mass index in metric or imperial units.Age calculatorFind exact age in years, months, and days from a date of birth.EMI calculatorEstimate monthly loan payments, total interest, and payoff amount.Unit converterConvert length, weight, temperature, area, volume, speed, and data.Currency converterConvert between world currencies using ECB reference rates.Lorem ipsumGenerate placeholder paragraphs, lists, or titles for mockups.Invoice generatorBuild a clean invoice and download it as a PDF.
Meme generatorAdd Impact-style captions to any image and download the meme.Image to textExtract text from screenshots, photos, and scans in your browser.Text to speechListen to any text with your browser’s built-in voices.JWT decoderDecode JSON Web Tokens and inspect header, payload, and expiry.Diff checkerCompare two texts and highlight added and removed lines.Regex testerTest JavaScript regular expressions against sample text in real time.UUID generatorGenerate RFC 4122 version 4 UUIDs in bulk.Compound interestProject how savings grow with compounding and regular deposits.Tip calculatorCalculate tip, tax, and per-person split from a restaurant bill.Meta tag generatorBuild title, description, and social preview tags for a webpage.Gradient generatorDesign linear and radial gradients and copy the CSS.Rotate PDFTurn PDF pages 90°, 180°, or 270° without reprinting.Extract PDF textCopy all readable text out of a PDF into a .txt file.PDF watermarkStamp a text watermark across every PDF page.Reverse PDFFlip a PDF so the last page becomes the first.Delete PDF pagesRemove a page range and download the leftover document.PDF to PNGExport each PDF page as a transparent-friendly PNG.PDF infoSee page count, paper size, and file size for a PDF.Page numbers on PDFAdd footer page numbers to an existing PDF.JPG to WebPTurn photos into WebP for faster page loads.GIF to PNGSave the first frame of a GIF as a PNG.ICO / favicon makerResize a logo into 16, 32, and 180 px favicon PNGs.Image to Base64Encode a picture as a data URL for CSS or HTML.Grayscale imageConvert a photo to black and white in one tap.
Blur imageSoften a photo with a controllable Gaussian-style blur.Invert colorsInvert an image for a negative or dark-mode mock.Brightness & contrastLift shadows or punch contrast without opening an editor.Round imageClip a photo into a circle for avatars and profiles.Add image borderPut a solid-color frame around a photo.Vintage filterWarm, fade, and grain a photo for a film look.Pixelate imageMosaic a photo to censor or make 8-bit art.Flip imageMirror a photo horizontally or vertically.Photo collageDrop 2–4 photos into a simple grid collage.WAV to MP3Compress a WAV recording into an MP3.MP3 to WAVDecode an MP3 to uncompressed WAV.Video trimmerCut a clip by start time and duration in the browser.MP4 to WebMConvert an MP4 to WebM for the web.Mute videoStrip audio from an MP4, MOV, or WebM.Audio extractorPull WAV audio from a video file.Video resizerScale a clip to 480p, 720p, or a custom width.M4A to MP3Convert iPhone M4A / AAC voice notes to MP3.Pinterest downloaderDownload a public Pinterest image or pin video.Reddit video downloaderFetch video or images from a public Reddit post.Threads downloaderSave media from a public Threads post URL.HTML encoderEscape or unescape HTML entities in a snippet.CSV to JSONTurn a CSV table into a JSON array of objects.JSON to CSVFlatten an array of objects into a CSV download.XML formatterPretty-print or minify XML and SVG markup.
Slug generatorMake a URL slug from a title — lowercase, hyphenated.Reverse textReverse characters or words in a block of text.Text to binaryEncode UTF-8 text as 8-bit binary, or decode it back.Morse codeTranslate text to Morse and Morse back to text.Roman numeralsConvert numbers to Roman numerals and back.Number to wordsSpell out a number in English words.Sort listSort lines A–Z, Z–A, or by length.Find and replaceReplace every occurrence in a text, optionally as regex.Extract emailsPull email addresses out of a messy paste.HTML minifierStrip comments and extra whitespace from HTML.CSS minifierCompress CSS by removing comments and gaps.Remove duplicate linesKeep the first copy of each line and drop the rest.Line counterCount lines, non-empty lines, and words in a paste.Word frequencyRank the most used words in a text.HTML to textStrip tags and keep readable text from HTML.Add line numbersPrefix each line with a padded number.Wrap textHard-wrap paragraphs at 40, 72, or 80 columns.Remove whitespaceTrim, collapse spaces, or strip all whitespace.GPA calculatorAverage letter grades with credit hours.Calorie calculatorEstimate daily calories with Mifflin-St Jeor.Sales tax calculatorAdd or remove sales tax from a price.Hourly to salaryConvert an hourly wage to a yearly salary (and back).VAT calculatorAdd or extract VAT at 5, 10, 20% or a custom rate.Profit marginCompute margin and markup from cost and sell price.
Aspect ratioSimplify width × height and scale to a target side.Number base converterConvert between binary, octal, decimal, and hex.Pace calculatorFind run pace, time, or distance from the other two.Grade calculatorWeighted grades: what do you need on the final?Random numberDraw cryptographically random integers in a range.Fuel costEstimate trip fuel cost from distance, MPG, and price.Mortgage calculatorMonthly payment, interest, and payoff for a home loan.Simple interestI = P × r × t, plus the total amount due.Date differenceDays, weeks, and months between two dates.Time zone converterConvert a time between IANA zones.Days untilCountdown in days to a target date.Countdown timerCount down to a date and time in this tab.StopwatchStart, pause, and lap a stopwatch.Barcode generatorCreate a Code 39 barcode from letters and numbers.Placeholder imageGenerate a colored PNG with size and a label.Random name generatorInvent given names, surnames, or full names.Username generatorBuild unused-looking handles from words and digits.vCard generatorBuild a .vcf contact card you can share.robots.txt generatorWrite a robots.txt with Allow, Disallow, and Sitemap.Dummy JSONGenerate sample user records as JSON.Wi-Fi QR codeEncode network name and password as a scannable QR.Email signatureCompose a simple HTML signature with name and title.Citation generatorFormat a website or book citation in APA or MLA.HEX to RGBConvert HEX, RGB, and HSL color notations.
Contrast checkerCheck WCAG contrast between text and background.Palette generatorBuild a five-color palette from a seed HEX.Box shadowTune offset, blur, and color, then copy the CSS.Border radiusSet each corner independently and copy CSS.Color mixerMix two HEX colors and copy the blend.Pomodoro timer25/5 focus timer with rounds in this tab.JSON to YAMLConvert JSON objects and arrays to clean indented YAML.ULID generatorGenerate Universally Unique Lexicographically Sortable Identifiers.NanoID generatorGenerate cryptographically secure URL-friendly unique IDs.Hash verifierCompare two checksums side-by-side to verify file integrity.HTML to MarkdownConvert rich HTML snippets or webpage code into Markdown.Password strength checkerScore a password for length, variety, and estimated entropy — nothing is uploaded.Photo censor & blurPixelate or black-out sensitive areas on photos before sharing.Palette extractorExtract dominant color swatches directly from any uploaded image.Image watermark stamperStamp customizable text or logo watermarks onto your images.PDF to grayscaleConvert color PDF pages to black and white for printing.Data unit converterConvert bytes, MB, GB, TB, and network transfer speeds (Mbps).WebP to JPGConvert WebP photos to JPG for universal sharing and email.AVIF to JPGDecode AVIF photos to JPG in the browser when your device supports AVIF.Base64 to imagePaste a data URL or raw base64 and download a PNG or JPG.Markdown to HTMLConvert Markdown to HTML with live preview, copy, and .html download.Screen resolutionSee viewport and screen size in CSS pixels, device pixel ratio, and orientation.Device benchmarkScore this phone, tablet, or desktop with a rough 0–100 in-browser benchmark.Zalgo textGlitch a sentence with combining marks.
Upside down textFlip letters with upside-down Unicode.Vaporwave textStretch letters into fullwidth ａｅｓｔｈｅｔｉｃ.Bubble textTurn letters into ⓑⓤⓑⓑⓛⓔ characters.Tiny textShrink a sentence into ˢᵐᵃˡˡ ᶜᵃᵖˢ Unicode.SpongeBob textaLtErNaTiNg cAsE for mock captions.Clap textInsert a clap between every word.Braille translatorMap Latin letters to Braille Unicode.NATO phoneticSpell a word as Alpha, Bravo, Charlie…LeetspeakConvert text to 1337 speak.Caesar cipherShift letters by a key, or brute-force all 25.Vigenère cipherEncrypt or decrypt with a repeating keyword.Discord snowflakeDecode a Discord ID into the exact create time.Cron explainerTranslate a 5-field cron into plain English.UTM builderAppend utm_source, medium, campaign to a URL.YouTube timestamp linkTurn a video URL and a time into a t= link.Strip tracking paramsRemove utm, fbclid, gclid, and similar junk from a URL.CSV to MarkdownPaste CSV, get a Markdown table.Minecraft color codesPreview &0–&f and &l/&o/&n formatting.Reading timeEstimate minutes from word count.Flesch reading easeScore how hard a passage is to read.SMS lengthCount GSM vs Unicode segments for a text message.Hashtag makerTurn a phrase into TitleCase hashtags.Name combinerBlend two names into ship names and baby-name ideas.Resistor color codeRead a 4-band resistor from band colors.
Ohm’s lawSolve V = I × R. Enter any two values.Luhn checksumValidate a card, IMEI, or other Luhn number.ISBN checkerValidate ISBN-10 and ISBN-13 checksums.VIN checkerCheck a 17-character vehicle identification number.IBAN checkerValidate an IBAN with mod-97.Moon phaseSee the lunar phase for any date.Sleep cycle calculatorWake at the end of a 90-minute cycle.TDEE calculatorEstimate daily calories with Mifflin-St Jeor.Water intakeA starting daily water target from body weight.Due dateEstimate a due date from last period or conception.Split the billDivide a check with tip and optional tax.Paint calculatorHow many gallons for walls, given coats and coverage.Tile calculatorTiles needed for a floor or backsplash, plus waste.CSS clamp calculatorBuild font-size: clamp(min, preferred, max).ICS event fileDownload a .ics calendar event.Secret SantaShuffle a derangement so nobody draws themselves.Gift exchangeAssign givers and receivers from a name list.Team randomizerSplit a roster into N balanced-looking teams.Random pickerDraw one or more names from a list.Dice rollerRoll NdS plus a modifier (3d6+2).Coin flipHeads or tails, with a running tally.UUID v7Time-ordered UUIDs that still look random.BPM tapTap along to a song to read its tempo.Keyboard testerSee the key, code, and modifiers as you type.
Strikethrough textAdd a Unicode strike through every letter.Pig LatinTranslate a sentence into Pig Latin.Atbash cipherMirror the alphabet: A↔Z, B↔Y.ROT13Rotate letters 13 places. Apply twice to undo.Post lengthCount characters against a 280 limit.Sentence counterCount sentences, words, and average sentence length.Discord colored textWrap text in Discord ```ansi color codes.chmod calculatorToggle rwx for user, group, other. Get octal and a command.IPv4 subnetExpand a CIDR into network, broadcast, and host count.LED resistorPick the series resistor for an LED from supply, Vf, and current.Ovulation calculatorEstimate ovulation and a fertile window from cycle length.Next paydayFind the next Friday, or the next 1st and 15th.Wind chillNOAA wind-chill from air temperature and wind speed.Heat indexHow hot it feels from temperature and relative humidity.Sunrise & sunsetApproximate sunrise and sunset for a date and lat/long.LCM & GCDLeast common multiple and greatest common divisor of two integers.Yes or noA cryptographically random yes / no.MetronomeClick a tempo from 40–240 BPM in this tab.Magic 8-ballAsk a question, get a classic 8-ball answer.gitignore generatorBuild a .gitignore from Node, Python, macOS, and more..htaccess redirectWrite a 301 or 302 RewriteRule from one path to another.MIME type lookupLook up a MIME type from a file extension.Fancy text generatorTurn text into 𝓬𝓾𝓻𝓼𝓲𝓿𝓮, 𝐛𝐨𝐥𝐝, 𝔤𝔬𝔱𝔥𝔦𝔠, 𝕕𝕠𝕦𝕓𝕝𝕖-𝕤𝕥𝕣𝕦𝕔𝕜, ꜱᴍᴀʟʟ ᴄᴀᴘꜱ, and more — copy in one tap.Spin the wheelAdd names or options, spin, and get a fair random winner. Your list is saved in this browser.
Signature generatorDraw with your finger or mouse, or type your name in a script font, and download a transparent PNG.Webcam testSee your camera live with its resolution and measured frames per second. Nothing is recorded.Mic testSpeak and watch a live level meter and waveform. Audio is analysed in the tab, never recorded.Typing testMeasure words per minute and accuracy in 15, 30, or 60 seconds.Hours calculatorAdd start and end times with unpaid breaks and get total hours in h:mm and decimal.Date calculatorFind the date 90 days from today, subtract weeks or months, or count days between two dates.Fraction calculatorAdd, subtract, multiply, and divide fractions and mixed numbers — simplified, mixed, and decimal answers with steps.Statistics calculatorPaste numbers to get mean, median, mode, range, sample and population standard deviation, and variance.Click speed testHow many clicks per second can you do in 1, 5, or 10 seconds?Dead pixel testFill the screen with solid red, green, blue, white, black and more to spot dead or stuck pixels.Image converterConvert images between common formats in your browser, one file or a whole batch.HEIC to PNGConvert iPhone HEIC photos to lossless PNG files, in a batch, on your device.HEIC to PDFPut one or more iPhone HEIC photos into a single PDF, one photo per page.Video converterConvert MOV, MKV, AVI, WebM, and MP4 files to MP4, WebM, GIF, or audio, on your device.MOV to MP4Convert iPhone and QuickTime MOV videos to MP4 in your browser.Audio converterConvert FLAC, OGG, Opus, AAC, M4A, WAV, and MP3 between formats on your device.