All tools
136 tools in 8 categories. Most run entirely in your browser.
PDF tools
Category page- Merge PDFCombine several PDFs into one file, in any order.
- Split PDFSplit a PDF by ranges, every N pages or page by page.
- Compress PDFMake PDFs smaller — strong for scans, lossless for text.
- PDF to JPGTurn PDF pages into JPG images.
- JPG to PDF (Images to PDF)Combine photos and images into one PDF.
- Sign PDFDraw or type a signature and place it on a PDF page.
- Rotate PDFRotate all or selected PDF pages permanently.
- Protect PDF with a PasswordEncrypt a PDF so it needs a password to open.
- Unlock PDF (Remove Password)Remove a PDF's password when you know it.
- Delete PDF PagesRemove pages from a PDF by clicking or typing ranges.
- Fill PDF FormType into a PDF form's fields and download the filled copy.
- PDF to Text (Extract Text from PDF)Extract the text of a PDF as plain text.
- Extract PDF PagesSave selected pages of a PDF as a new file.
- Organize PDF (Reorder Pages)Reorder, duplicate or remove pages in a PDF.
- Add Page Numbers to PDFNumber PDF pages in any position and format.
- PDF to PNGTurn PDF pages into sharp, lossless PNG images.
- Add Watermark to PDFStamp CONFIDENTIAL, DRAFT or any text on PDF pages.
- Flatten PDFLock a filled PDF form so its answers can't be edited.
- Compare PDFSee what changed in the text between two PDF versions.
- Edit PDF MetadataView, edit or remove a PDF's title, author and keywords.
- Crop PDFTrim the margins of PDF pages.
Image tools
Category page- Compress ImageShrink JPG, PNG and WebP images without visible quality loss.
- Resize ImageChange image dimensions by pixels, percent or social sizes.
- Resize Image in KB (Reduce or Increase File Size)Make an image exactly as small — or as big — as required.
- Image Converter (to PNG, JPG, WebP, BMP, ICO)Convert any image to PNG, JPG, WebP, BMP or ICO.
- PNG to JPG ConverterConvert PNG images to smaller JPG files.
- Remove Image BackgroundCut out people and objects with AI — transparent PNG.
- JPG to PNG ConverterConvert JPG images to lossless PNG files.
- Crop ImageCut an image to the area and aspect ratio you need.
- WebP to JPG ConverterConvert WebP images to widely compatible JPG.
- Favicon GeneratorGenerate favicon.ico and all app icons from one image.
- Remove Image Metadata (EXIF Remover)Strip GPS location and EXIF data from photos.
- JPG to WebP ConverterConvert JPG to smaller WebP images for the web.
- SVG to PNG ConverterRender SVG vector files to PNG at any size.
- Image Metadata Viewer (EXIF)See hidden EXIF data: camera, date and GPS location.
- Rotate ImageTurn images 90°, 180° or 270°, one or many at once.
- Image Color PickerGet HEX, RGB and HSL codes from any pixel of an image.
- PNG to WebP ConverterConvert PNG to much smaller WebP, transparency kept.
- Add Watermark to ImageStamp text watermarks on photos, one or many at once.
- Image Palette ExtractorExtract the main colours of an image as a palette.
- WebP to PNG ConverterConvert WebP to PNG with transparency preserved.
- Blur ImageBlur or pixelate whole images.
- Flip Image (Mirror)Mirror images horizontally or flip them vertically.
Document tools
Category page- Markdown to HTML ConverterTurn Markdown into clean HTML with live preview.
- CSV to Excel (XLSX) ConverterConvert CSV files into proper Excel workbooks.
- CSV to JSON ConverterConvert CSV rows into a JSON array of objects.
- Excel (XLSX) to CSV ConverterExport each sheet of an Excel workbook as CSV.
- JSON to CSV ConverterConvert JSON arrays into CSV for spreadsheets.
- Text to PDF (TXT to PDF)Turn plain text into a clean, paginated PDF.
- HTML to Markdown ConverterConvert HTML into clean, readable Markdown.
Text tools
Category page- Word CounterCount words, characters, sentences and reading time as you type.
- Character CounterCount characters with and without spaces, emoji-aware.
- Case ConverterChange text to upper, lower, title, sentence, camel or snake case.
- Text Compare (Diff Checker)Compare two texts and highlight the differences.
- Remove Duplicate LinesDelete repeated lines from a list and keep the original order.
- Lorem Ipsum GeneratorGenerate placeholder text by paragraphs, sentences or words.
- Sort LinesSort a list alphabetically, by number or length, or shuffle it.
- Extract Email AddressesPull every email address out of any text, HTML or CSV.
- Remove Extra SpacesCollapse double spaces, trim lines and remove hidden spaces.
- Text CleanerFix broken lines, smart quotes, HTML and hidden characters.
- Sentence CounterCount sentences and paragraphs and check sentence length.
- Remove Empty LinesDelete blank lines, including lines with only spaces.
- Reading Time CalculatorEstimate reading and speaking time for any text.
- Extract URLsPull every link out of text or HTML, or list unique domains.
- Slug GeneratorTurn titles into clean, SEO-friendly URL slugs.
- Extract Numbers from TextPull all numbers out of text and sum or average them.
Developer tools
Category page- JSON FormatterBeautify JSON with indentation and optional key sorting.
- JSON ValidatorCheck JSON syntax and pinpoint errors by line and column.
- UUID GeneratorGenerate UUID v4 or v7 identifiers in bulk.
- Color Converter (HEX, RGB, HSL, CMYK)Convert colours between HEX, RGB, HSL, HSV and CMYK.
- Base64 EncoderEncode text or files to Base64, Base64URL or data URLs.
- Base64 DecoderDecode Base64 to text, or download the decoded file.
- Regex TesterTest regular expressions with live match highlighting.
- Hash Generator (MD5, SHA-1, SHA-256, SHA-512)Compute MD5, SHA-1, SHA-256 and SHA-512 hashes and HMACs.
- Unix Timestamp ConverterConvert Unix epoch timestamps to dates and back.
- JWT DecoderRead a JWT's header, payload and expiry time.
- URL EncoderPercent-encode text for use in URLs and query strings.
- URL DecoderDecode %-encoded URLs and inspect their parameters.
- JSON MinifierRemove whitespace from JSON and see the size saved.
- XML FormatterIndent or minify XML and catch mismatched tags.
- CSS Formatter & MinifierBeautify or minify CSS stylesheets.
- HTML Entity Encoder / DecoderEscape special characters as HTML entities, or decode them.
- File Checksum CalculatorVerify a download by computing its MD5 or SHA-256 checksum.
Online calculators
Category page- Percentage CalculatorWork out percentages of numbers, shares and changes.
- Mortgage CalculatorEstimate mortgage payments, interest and payoff time.
- Loan CalculatorMonthly payment, total interest and amortization schedule.
- Compound Interest CalculatorSee how savings grow with compound interest and regular deposits.
- Age CalculatorFind exact age in years, months and days.
- BMI CalculatorCalculate BMI and the WHO weight category for adults.
- Discount CalculatorFind the sale price and savings after one or two discounts.
- Date Difference Calculator (Days Between Dates)Count days between dates or add days to a date.
- VAT CalculatorAdd or remove VAT (or GST) at any rate.
- Salary CalculatorConvert pay between hourly, monthly and yearly.
- Percentage Increase CalculatorFind the % increase between two values or add X% to a value.
- Profit Margin CalculatorFind margin and markup, or the price for a target margin.
- Investment CalculatorProject the growth of regular investments.
- Time Difference Calculator (Hours Between Times)Hours and minutes between two times, minus breaks.
- Percentage Decrease CalculatorFind the % decrease between two values or subtract X%.
- Hourly Wage to Salary CalculatorTurn an hourly rate into yearly, monthly and weekly pay.
- Fuel Cost CalculatorEstimate the fuel cost of a trip and split it.
- BMR Calculator (Basal Metabolic Rate)Estimate resting calories and daily energy needs.
- Tip CalculatorWork out the tip and split the bill between friends.
- Inflation CalculatorSee how inflation changes prices and purchasing power.
- Markup CalculatorGet the selling price from cost and markup %.
- Percentage Difference CalculatorCompare two values when neither is the reference.
- Simple Interest CalculatorCalculate simple (non-compounding) interest.
Unit converters
Category page- Length ConverterConvert metric and imperial lengths and distances.
- Weight Converter (Mass)Convert kilograms, pounds, ounces, stones and more.
- Temperature ConverterConvert Celsius, Fahrenheit, Kelvin and Rankine.
- Kilograms to Pounds (kg to lbs)Convert kg to lbs with a conversion table.
- Pounds to Kilograms (lbs to kg)Convert lbs to kg with a conversion table.
- Volume ConverterConvert litres, gallons, cups, spoons and more.
- Celsius to Fahrenheit (°C to °F)Convert °C to °F with a temperature table.
- Fahrenheit to Celsius (°F to °C)Convert °F to °C with a temperature table.
- Data Storage Converter (GB, GiB, MB, MiB)Convert bytes, MB, GB, TB and binary GiB, MiB.
- Inches to Centimeters (in to cm)Convert inches to cm with a conversion table.
- Centimeters to Inches (cm to in)Convert cm to inches with a conversion table.
- Area ConverterConvert m², ft², acres, hectares and more.
- Kilometers to Miles (km to mi)Convert km to miles, including race distances.
- Speed ConverterConvert km/h, mph, m/s, knots and Mach.
- Miles to Kilometers (mi to km)Convert miles to km with a conversion table.
- Feet to Meters (ft to m)Convert feet to metres with a conversion table.
- Meters to Feet (m to ft)Convert metres to feet with a conversion table.
- Time Unit ConverterConvert seconds, minutes, hours, days, weeks and years.
- Energy ConverterConvert joules, calories, kWh, BTU and more.
- Pressure ConverterConvert bar, psi, kPa, atm, mmHg and more.
- Power ConverterConvert watts, kW, horsepower, BTU/h and more.
- Frequency ConverterConvert Hz, kHz, MHz, GHz and RPM.
Generators
Category page- QR Code GeneratorCreate QR codes for links, Wi-Fi, text, email and phone.
- Password GeneratorGenerate strong random passwords and passphrases.
- Random Number GeneratorPick random numbers in a range, with or without repeats.
- Color Palette GeneratorBuild harmonious colour palettes from one colour.
- CSS Gradient GeneratorDesign CSS gradients visually and copy the code.
- Barcode GeneratorCreate Code 128, EAN-13, UPC and more barcodes.
- Random String GeneratorGenerate random strings for tokens, codes and test data.
- CSS Box Shadow GeneratorDesign box shadows visually and copy the CSS.