# UseBrowserTools > Free online tools for PDFs, images, text and everyday calculations. Every tool runs entirely in the user's browser — files and text never leave the device, there is no sign-up, and all tools are free. Site: https://usebrowsertools.com Full index: https://usebrowsertools.com/llms-full.txt ## PDF & File - [Merge PDF](https://usebrowsertools.com/tools/pdf/merge-pdf): Combine multiple PDF files into one document. - [Split PDF](https://usebrowsertools.com/tools/pdf/split-pdf): Split a PDF into separate pages or page ranges. - [JPG to PDF](https://usebrowsertools.com/tools/pdf/jpg-to-pdf): Turn JPG photos into a single PDF. - [PDF to JPG](https://usebrowsertools.com/tools/pdf/pdf-to-jpg): Convert PDF pages to JPG images. - [PNG to PDF](https://usebrowsertools.com/tools/pdf/png-to-pdf): Turn PNG images into a PDF document. - [PDF to PNG](https://usebrowsertools.com/tools/pdf/pdf-to-png): Convert PDF pages to PNG images. - [Rotate PDF](https://usebrowsertools.com/tools/pdf/rotate-pdf): Rotate PDF pages and save the result. - [Delete PDF Pages](https://usebrowsertools.com/tools/pdf/delete-pdf-pages): Remove unwanted pages from a PDF. - [Reorder PDF Pages](https://usebrowsertools.com/tools/pdf/reorder-pdf-pages): Put PDF pages into a new order and save. - [Extract PDF Pages](https://usebrowsertools.com/tools/pdf/extract-pdf-pages): Pull selected pages out into a new PDF. - [Crop PDF](https://usebrowsertools.com/tools/pdf/crop-pdf): Trim margins or crop PDF pages. - [Add Page Numbers to PDF](https://usebrowsertools.com/tools/pdf/add-page-numbers): Stamp page numbers onto every PDF page. - [Add Watermark to PDF](https://usebrowsertools.com/tools/pdf/watermark-pdf): Add a text watermark to every page. - [Protect PDF](https://usebrowsertools.com/tools/pdf/protect-pdf): Add password protection to a PDF. - [Unlock PDF](https://usebrowsertools.com/tools/pdf/unlock-pdf): Remove a known password from a PDF. - [Sign PDF](https://usebrowsertools.com/tools/pdf/sign-pdf): Draw or type a signature onto a PDF. - [Extract Text from PDF](https://usebrowsertools.com/tools/pdf/pdf-extract-text): Copy all the text out of a PDF. - [Extract Images from PDF](https://usebrowsertools.com/tools/pdf/pdf-extract-images): Save the images embedded in a PDF. - [PDF Info & Page Count](https://usebrowsertools.com/tools/pdf/pdf-info): See page count, dimensions and metadata. - [Markdown to PDF](https://usebrowsertools.com/tools/pdf/markdown-to-pdf): Turn Markdown documents into polished PDF files. - [Markdown to DOCX](https://usebrowsertools.com/tools/pdf/markdown-to-docx): Turn Markdown into an editable Microsoft Word document. - [DOCX Editor](https://usebrowsertools.com/tools/pdf/docx-editor): Upload, edit and save Word documents in your browser. - [Invoice Generator](https://usebrowsertools.com/tools/pdf/invoice-generator): Create professional invoices and download them as PDF. - [DOCX to PDF](https://usebrowsertools.com/tools/pdf/docx-to-pdf): Convert Word documents to PDF privately in your browser. - [PDF to DOCX](https://usebrowsertools.com/tools/pdf/pdf-to-docx): Convert PDF files to editable or visually exact Word documents. - [Extract Images from DOCX](https://usebrowsertools.com/tools/pdf/extract-images-from-docx): Recover original pictures and graphics from Word files. ## Image - [Image Resizer](https://usebrowsertools.com/tools/image/image-resizer): Resize images to exact pixel dimensions. - [Image Compressor](https://usebrowsertools.com/tools/image/image-compressor): Reduce image file size without visible quality loss. - [Image Cropper](https://usebrowsertools.com/tools/image/image-cropper): Crop images to any size or aspect ratio. - [Image Format Converter](https://usebrowsertools.com/tools/image/image-converter): Convert between JPG, PNG and WebP. - [JPG to PNG](https://usebrowsertools.com/tools/image/jpg-to-png): Convert JPG images to PNG. - [PNG to JPG](https://usebrowsertools.com/tools/image/png-to-jpg): Convert PNG images to JPG. - [WebP Converter](https://usebrowsertools.com/tools/image/webp-converter): Convert images to and from WebP. - [Image to Base64](https://usebrowsertools.com/tools/image/image-to-base64): Encode an image as a Base64 string. - [Base64 to Image](https://usebrowsertools.com/tools/image/base64-to-image): Decode a Base64 string back into an image. - [Rotate & Flip Image](https://usebrowsertools.com/tools/image/rotate-image): Rotate or mirror images in one click. - [Image Color Picker](https://usebrowsertools.com/tools/image/image-color-picker): Pick any pixel's color from an image. - [Add Watermark to Image](https://usebrowsertools.com/tools/image/watermark-image): Overlay a text watermark on a photo. - [Grayscale Image](https://usebrowsertools.com/tools/image/grayscale-image): Convert photos to black and white. - [Blur Image](https://usebrowsertools.com/tools/image/blur-image): Blur a whole image or soften details. - [Pixelate Image](https://usebrowsertools.com/tools/image/pixelate-image): Pixelate images for a retro or censored look. - [Circle Crop Image](https://usebrowsertools.com/tools/image/circle-crop): Crop photos into a perfect circle. - [Meme Generator](https://usebrowsertools.com/tools/image/meme-generator): Add top and bottom text to any image. - [Favicon Generator](https://usebrowsertools.com/tools/image/favicon-generator): Create favicons in every required size. - [DPI Changer](https://usebrowsertools.com/tools/image/dpi-changer): Change an image's DPI for printing. - [Collage Maker](https://usebrowsertools.com/tools/image/collage-maker): Combine photos into a simple grid collage. - [GIF Maker](https://usebrowsertools.com/tools/image/gif-maker): Turn a series of images into an animated GIF. - [EXIF Metadata Viewer](https://usebrowsertools.com/tools/image/exif-viewer): Inspect a photo's hidden EXIF metadata. - [Passport Photo Maker](https://usebrowsertools.com/tools/image/passport-photo): Crop photos to passport and visa sizes. - [Image to Text (OCR)](https://usebrowsertools.com/tools/image/image-to-text): Extract text from images with OCR. ## Text & SEO - [Word Counter](https://usebrowsertools.com/tools/text-seo/word-counter): Count words, characters, sentences and reading time. - [Character Counter](https://usebrowsertools.com/tools/text-seo/character-counter): Live character count with limits for social posts. - [Case Converter](https://usebrowsertools.com/tools/text-seo/case-converter): Switch text between upper, lower, title and sentence case. - [Lorem Ipsum Generator](https://usebrowsertools.com/tools/text-seo/lorem-ipsum): Generate placeholder paragraphs, sentences or words. - [Text to Slug](https://usebrowsertools.com/tools/text-seo/text-to-slug): Turn any title into a clean URL slug. - [Remove Duplicate Lines](https://usebrowsertools.com/tools/text-seo/remove-duplicate-lines): Delete repeated lines from any list. - [Reverse Text](https://usebrowsertools.com/tools/text-seo/reverse-text): Reverse letters, words or whole lines. - [Text Repeater](https://usebrowsertools.com/tools/text-seo/text-repeater): Repeat a word or phrase any number of times. - [Find and Replace](https://usebrowsertools.com/tools/text-seo/find-replace): Find and replace text, with case options. - [Sort Text Lines](https://usebrowsertools.com/tools/text-seo/sort-lines): Sort lines alphabetically or numerically. - [Text Diff Checker](https://usebrowsertools.com/tools/text-seo/text-diff): Compare two texts and highlight the differences. - [Remove Line Breaks](https://usebrowsertools.com/tools/text-seo/remove-line-breaks): Strip line breaks and extra spaces from text. - [Binary to Text Converter](https://usebrowsertools.com/tools/text-seo/binary-text): Translate text to binary and back. - [Morse Code Translator](https://usebrowsertools.com/tools/text-seo/morse-translator): Convert text to Morse code and back. - [Meta Tag Generator](https://usebrowsertools.com/tools/text-seo/meta-tag-generator): Generate title and meta description tags. - [Open Graph Generator](https://usebrowsertools.com/tools/text-seo/og-generator): Build Open Graph tags for social sharing. - [Robots.txt Generator](https://usebrowsertools.com/tools/text-seo/robots-generator): Create a robots.txt file for your site. - [XML Sitemap Generator](https://usebrowsertools.com/tools/text-seo/sitemap-generator): Build a simple XML sitemap from a URL list. - [Keyword Density Checker](https://usebrowsertools.com/tools/text-seo/keyword-density): See how often each keyword appears in your text. - [SERP Snippet Preview](https://usebrowsertools.com/tools/text-seo/serp-preview): Preview how your page looks in Google results. - [Markdown Viewer](https://usebrowsertools.com/tools/text-seo/markdown-viewer): Write, open and preview Markdown with safe live rendering. ## Calculators & Converters - [Percentage Calculator](https://usebrowsertools.com/tools/calculators/percentage-calculator): Work out percentages, increases and decreases. - [Age Calculator](https://usebrowsertools.com/tools/calculators/age-calculator): Find exact age in years, months and days. - [BMI Calculator](https://usebrowsertools.com/tools/calculators/bmi-calculator): Calculate body mass index in metric or imperial. - [Loan / EMI Calculator](https://usebrowsertools.com/tools/calculators/loan-calculator): Estimate monthly payments, interest and total cost. - [Mortgage Calculator](https://usebrowsertools.com/tools/calculators/mortgage-calculator): Estimate monthly mortgage payments. - [Compound Interest Calculator](https://usebrowsertools.com/tools/calculators/compound-interest): Project savings growth with compound interest. - [Discount Calculator](https://usebrowsertools.com/tools/calculators/discount-calculator): See the final price after a discount. - [Tip Calculator](https://usebrowsertools.com/tools/calculators/tip-calculator): Split the bill and calculate tips. - [Length Converter](https://usebrowsertools.com/tools/calculators/length-converter): Convert metres, feet, inches, miles and more. - [Weight Converter](https://usebrowsertools.com/tools/calculators/weight-converter): Convert kilograms, pounds, ounces and stones. - [Temperature Converter](https://usebrowsertools.com/tools/calculators/temperature-converter): Convert Celsius, Fahrenheit and Kelvin. - [Time Zone Converter](https://usebrowsertools.com/tools/calculators/timezone-converter): Compare times across cities and time zones. - [Date Difference Calculator](https://usebrowsertools.com/tools/calculators/date-difference): Count the days between two dates. - [Scientific Calculator](https://usebrowsertools.com/tools/calculators/scientific-calculator): Full scientific calculator in your browser. - [GST / Tax Calculator](https://usebrowsertools.com/tools/calculators/tax-calculator): Add or remove GST, VAT and sales tax. - [Salary / Hourly Calculator](https://usebrowsertools.com/tools/calculators/salary-calculator): Convert between hourly, monthly and yearly pay. - [Calorie Calculator](https://usebrowsertools.com/tools/calculators/calorie-calculator): Estimate daily calorie needs (BMR and TDEE). - [GPA Calculator](https://usebrowsertools.com/tools/calculators/gpa-calculator): Calculate GPA from grades and credit hours. - [Fuel Cost Calculator](https://usebrowsertools.com/tools/calculators/fuel-cost-calculator): Estimate the fuel cost of any trip. - [Area Calculator](https://usebrowsertools.com/tools/calculators/area-calculator): Area of rectangles, circles, triangles and more. - [Speed Distance Time Calculator](https://usebrowsertools.com/tools/calculators/speed-distance-time): Solve for speed, distance or travel time. - [Roman Numeral Converter](https://usebrowsertools.com/tools/calculators/roman-numerals): Convert numbers to Roman numerals and back. - [Number to Words Converter](https://usebrowsertools.com/tools/calculators/number-to-words): Spell out numbers as English words. - [Data Storage Converter](https://usebrowsertools.com/tools/calculators/data-storage-converter): Convert KB, MB, GB, TB and more.