All 199 tools
Type to filter. Every tool is free and most run entirely in your browser.
Merge PDFCombine several PDFs into one file, in any order.
Split PDFExtract page ranges or split every page into its own PDF.
Compress PDFShrink large scanned PDFs so they are easy to email or upload.
JPG to PDFTurn photos and scans (JPG, PNG) into one PDF.
PDF to JPGSave every PDF page as a high-quality JPG image.
Rotate PDFFix sideways or upside-down pages and save the PDF.
Add Page NumbersStamp page numbers on a PDF in the position you choose.
Watermark PDFAdd a text watermark like “CONFIDENTIAL” to every page.
Remove PDF PagesDelete unwanted pages from a PDF and save the rest.
Protect PDFAdd a password to a PDF with AES-256 encryption.
Unlock PDFRemove the password from a PDF you can already open.
Organize PDFReorder, rotate and delete PDF pages with thumbnails.
Sign PDFDraw or type a signature and place it on any page.
PDF to TextExtract all text from a PDF and copy or save it as .txt.
PDF to PNGTurn each PDF page into a sharp PNG image.
Extract PDF PagesClick page thumbnails and save them as a new PDF.
PDF Metadata EditorView and edit PDF title, author, subject and keywords.
Crop PDFTrim margins from every page of a PDF.
Grayscale PDFConvert a colour PDF to grayscale or black and white.
PNG to PDFCombine PNG images and screenshots into one PDF.
N-up PDFPut 2 or 4 PDF pages on each sheet to save paper.
PDF Page CounterCount the pages of many PDFs at once.
Image CompressorReduce JPG, PNG and WebP size while keeping them sharp.
Image ResizerResize images to exact pixels or a percentage.
Image ConverterConvert between JPG, PNG and WebP in one click.
HEIC to JPGOpen iPhone HEIC photos anywhere by converting to JPG.
Crop ImageCrop to a free shape or a fixed ratio like 1:1 or 16:9.
Image to Base64Turn an image into a Base64 data URI for HTML or CSS.
Background RemoverRemove the background from a photo with AI.
Image to Text (OCR)Extract text from photos, scans and screenshots.
Rotate & Flip ImageRotate by 90° or any angle, and mirror images.
Blur ImageBlur or pixelate faces, plates and text in a photo.
Add Watermark to ImageStamp text or a logo on many photos at once.
Add Text to ImageWrite captions and titles on any picture.
Meme GeneratorClassic top and bottom text memes from your images.
Remove EXIF DataSee and strip GPS location and camera data from photos.
Image Color PickerPick HEX, RGB and HSL colours from any image.
Image FiltersAdjust brightness, contrast, saturation and more.
Grayscale ImageTurn colour photos black and white.
Favicon GeneratorMake favicon.ico and app icons from a logo or letters.
SVG to PNGConvert SVG to sharp PNG at any size.
PNG to JPGConvert PNG to smaller JPG files.
JPG to PNGConvert JPG photos to lossless PNG.
WebP to JPGTurn WebP images into JPG that opens anywhere.
WebP to PNGConvert WebP to PNG and keep transparency.
PNG to WebPShrink PNGs into WebP and keep transparency.
JPG to WebPConvert JPG photos to lighter WebP files.
Image SplitterSplit an image into tiles for Instagram carousels.
Video CompressorMake video files smaller with quality and size presets.
Video TrimmerCut the start and end off a video and save the clip.
Video ConverterConvert MOV, MKV, WebM and more to MP4 or WebM.
Video to GIFTurn a short part of a video into an animated GIF.
Mute VideoRemove the sound from a video without re-encoding.
Video ResizerResize video to 1080p, 720p, 9:16, 1:1 or a custom size.
Rotate VideoRotate a video 90 or 180 degrees, or mirror it.
Video Frame ExtractorSave a video frame as PNG or JPG, or many frames as a ZIP.
Video Speed ChangerSpeed up or slow down a video from 0.25× to 4×.
Video to MP3Extract the audio track from a video file as MP3.
Audio ConverterConvert WAV, M4A, OGG and more to MP3 or WAV.
Audio TrimmerCut a section of a song or recording and save it.
Volume BoosterMake audio louder or quieter in dB, with a limiter.
Audio Speed ChangerSpeed up or slow down audio, with or without pitch change.
Voice RecorderRecord your voice from the microphone and save it.
Audio JoinerMerge several audio files into one, with optional crossfade.
Reverse AudioPlay any audio file backwards and save it.
Tone GeneratorPlay a sine, square or sawtooth tone at any frequency.
BPM TapperFind the tempo of a song by tapping along to the beat.
YouTube Thumbnail DownloaderGet any video thumbnail in HD, SD and small sizes.
YouTube Timestamp LinkMake a link that starts a video at an exact time.
YouTube Embed Code GeneratorCreate responsive embed code with autoplay, loop and more.
YouTube Title & Description CheckerCheck titles and descriptions against YouTube limits.
YouTube Hashtag GeneratorBuild YouTube hashtags from your own keywords.
YouTube Tag GeneratorMake a tag list that fits YouTube’s 500 limit.
YouTube Thumbnail PreviewSee your thumbnail in a mock YouTube feed.
YouTube Description TemplateBuild a description with timestamps and links.
YouTube Money CalculatorEstimate YouTube earnings from views and RPM.
YouTube Banner Safe Area CheckerCheck your channel art against the safe areas.
Word CounterCount words, characters, sentences and reading time.
Case ConverterUPPERCASE, lowercase, Title Case, Sentence case and more.
Remove Duplicate LinesDelete repeated lines, empty lines, and sort lists.
Text CompareFind the differences between two texts line by line.
Lorem Ipsum GeneratorPlaceholder paragraphs, sentences or words for designs.
Find and ReplaceReplace words or regex matches in any text.
Text SorterSort lines A to Z, by length, by number or shuffle.
Remove Line BreaksJoin broken lines into clean paragraphs.
Text CleanerRemove extra spaces, HTML, emojis and smart quotes.
Slug GeneratorTurn titles into clean URL slugs.
Fancy Text GeneratorBold, italic, script and other Unicode fonts to copy.
Reverse TextReverse letters, word order or line order.
Text to SpeechRead text aloud with your device’s voices.
Word Frequency CounterFind the most used words in any text.
Add Line NumbersNumber lines and add a prefix or suffix to each.
Character CounterCount characters against X, SMS and SEO limits.
Text RepeaterRepeat text many times with a separator.
Invisible CharacterCopy blank and zero-width characters.
Readability CheckerFlesch reading ease, grade level and long sentences.
JSON FormatterBeautify, minify and validate JSON with error lines.
Base64 Encode / DecodeEncode text to Base64 or decode it back, with UTF-8.
URL Encode / DecodePercent-encode or decode URLs and query strings.
Hash GeneratorSHA-1, SHA-256, SHA-384 and SHA-512 of text or files.
UUID GeneratorGenerate random v4 UUIDs, one or thousands at a time.
Unix Timestamp ConverterConvert epoch time to a readable date and back.
Regex TesterTest regular expressions with live match highlighting.
JWT DecoderDecode JWT header and payload with readable dates.
SQL FormatterBeautify SQL queries for MySQL, PostgreSQL and more.
HTML FormatterBeautify and indent messy HTML code.
CSS FormatterBeautify minified CSS into readable rules.
JavaScript FormatterBeautify minified JavaScript with clean indents.
HTML MinifierShrink HTML by removing comments and whitespace.
CSS MinifierCompress CSS by stripping comments and spaces.
JavaScript MinifierRemove comments and whitespace from JavaScript.
Cron Expression ExplainerExplain cron schedules in plain English with next runs.
JSON to YAMLConvert JSON to clean YAML instantly.
YAML to JSONConvert YAML to formatted or minified JSON.
JSON to CSVTurn a JSON array into a CSV spreadsheet.
CSV to JSONConvert CSV with headers into a JSON array.
HTML Entity Encoder / DecoderEscape or unescape HTML entities like &.
User Agent ParserSee your browser, OS and device from a user agent.
Screen Resolution CheckerCheck your screen size, viewport and pixel ratio.
HTTP Status CodesSearchable list of HTTP status codes and meanings.
Length ConverterConvert cm, inches, feet, metres, miles and km.
Weight ConverterConvert kg, pounds, ounces, grams and stone.
Temperature ConverterConvert Celsius, Fahrenheit, Kelvin and Rankine.
Area ConverterConvert square feet, m², acres and hectares.
Volume ConverterConvert litres, gallons, cups, fl oz and m³.
Speed ConverterConvert km/h, mph, m/s, knots and Mach.
Data Storage ConverterConvert MB, GB, TB, GiB and bits (1000 and 1024).
Time Unit ConverterConvert seconds, minutes, hours, days and years.
Pressure ConverterConvert bar, psi, kPa, atm and mmHg.
Energy ConverterConvert kcal, kJ, kWh, joules and BTU.
Cooking ConverterConvert cups, tbsp, ml and grams by ingredient.
Time Zone ConverterCompare times across cities and plan meetings.
Number Base ConverterConvert binary, octal, decimal, hex and base 2–36.
Roman Numeral ConverterConvert numbers to Roman numerals and back.
Color ConverterConvert HEX, RGB, HSL, HWB and CMYK colours.
Markdown to HTMLConvert Markdown to HTML with a live preview.
HTML to MarkdownConvert HTML to clean Markdown, with tables.
Text to BinaryConvert text to binary, hex or ASCII codes and back.
Number to WordsSpell out numbers in English, cheque style too.
Age CalculatorExact age in years, months and days on any date.
Percentage CalculatorX% of Y, percentage change, and what percent X is of Y.
BMI CalculatorBody Mass Index in metric or imperial units.
Date Difference CalculatorDays, weeks, months and years between two dates.
Add Days to DateAdd or subtract days, weeks, months or years.
Time Duration CalculatorHours and minutes between two times, or add time.
BMR & Calorie CalculatorDaily calories for your goal using Mifflin-St Jeor.
Body Fat CalculatorBody fat % from tape measurements (US Navy method).
Ideal Weight CalculatorIdeal body weight by 4 formulas plus BMI range.
Pregnancy Due Date CalculatorDue date, weeks pregnant and trimester.
Sleep CalculatorBest bedtime or wake-up time by sleep cycles.
GPA CalculatorTerm and cumulative GPA on a 4.0 scale.
Grade CalculatorWeighted grade and the score you need on the final.
Average CalculatorMean, median, mode, range and standard deviation.
Fraction CalculatorAdd, subtract, multiply and divide fractions.
Ratio CalculatorSolve A:B = C:D, simplify and scale ratios.
Scientific CalculatorTrig, logs, powers, roots, memory and history.
EMI CalculatorMonthly loan EMI, total interest and full schedule.
SIP CalculatorEstimate mutual fund SIP returns and maturity value.
VAT & Sales Tax CalculatorAdd or remove VAT, GST or sales tax from any price.
Loan CalculatorMonthly payment, interest and amortization table.
Mortgage CalculatorMonthly mortgage with tax, insurance and HOA.
Compound Interest CalculatorGrowth with compounding and monthly deposits.
Simple Interest CalculatorInterest, principal, rate or time with I = PRT.
Savings Goal CalculatorHow much to save each month to reach a goal.
Discount CalculatorSale price, savings and stacked discounts.
Tip CalculatorTip amount and split the bill between people.
ROI CalculatorReturn on investment and annualised return.
Inflation CalculatorFuture cost and buying power at any inflation rate.
Profit Margin CalculatorMargin, markup, profit from any two values.
Salary ConverterHourly to yearly salary and every period between.
Retirement CalculatorProject savings and income using the 4% rule.
Credit Card Payoff CalculatorMonths to pay off a card or payment needed.
QR Code GeneratorQR codes for links, Wi-Fi, email, SMS and contacts.
Password GeneratorStrong random passwords with the characters you choose.
Color Palette GeneratorRandom and harmony colour palettes with HEX codes.
CSS Gradient GeneratorLinear, radial and conic CSS gradients with live preview.
Box Shadow GeneratorDesign layered CSS box shadows and copy the code.
Random Number GeneratorPick random numbers in any range, with no repeats.
Coin FlipFlip a virtual coin with history and streak stats.
Dice RollerRoll 1–10 dice: d4, d6, d8, d10, d12 or d20.
Spin the WheelRandom name picker wheel with your own entries.
Barcode GeneratorCode 128, EAN-13, UPC-A, Code 39 and ITF barcodes.
Username GeneratorCatchy usernames for games, social media and more.
Random Team GeneratorSplit a list of names into random, even teams.
Random Date GeneratorRandom dates between two dates, in any format.
Random Color GeneratorRandom colours in HEX, RGB or HSL. Click to copy.
StopwatchOnline stopwatch with laps and keyboard shortcuts.
Countdown TimerCountdown timer with alarm, presets and full screen.
Pomodoro TimerFocus timer with work and break cycles.
Online NotepadNotes that autosave in your browser. Download .txt.
Invoice GeneratorMake a professional PDF invoice in minutes.
World ClockLive time in cities around the world.
Typing Speed TestTest your typing speed in WPM and accuracy.
Keyboard TesterCheck every key on your keyboard works.
Mic TestCheck your microphone level and record a test clip.
Webcam TestCheck your webcam, resolution and frame rate.
Dead Pixel TestFind dead or stuck pixels on any screen.
Screen RecorderRecord your screen, window or tab with audio.
To-Do ListSimple to-do list that saves in your browser.
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