Free online tools for PDFs, images, text and code
151 tools. No sign-up, and most run right in your browser.
Most used
- PDF Merger UtilityCombine multiple PDF files into one document in the order you choose - files never leave your browser.
- Image CompressorShrink image file size with adjustable JPG or WebP quality and an optional maximum width, with before/after sizes.
- JSON Formatter & ValidatorValidate, prettify and minify JSON, with the exact line and column of any syntax error.
- QR Code GeneratorCreate QR codes for links or text and download them as PNG or SVG.
- Cryptographic Password GeneratorGenerate strong random passwords of any length using your browser's cryptographic random generator.
- Word CounterCount words, characters, sentences and paragraphs, with reading and speaking time estimates.
- Image ResizerResize images to exact pixel dimensions with optional aspect-ratio lock, exported as PNG, JPG or WebP.
- Loan & EMI CalculatorCalculate the monthly payment (EMI), total interest and full amortization schedule for any fixed-rate loan.
- Length ConverterConvert between mm, cm, m, km, inches, feet, yards, and miles.
Measurement & Conversion20
- Length ConverterConvert between mm, cm, m, km, inches, feet, yards, and miles.
- Weight ConverterConvert milligrams, grams, kilograms, ounces, pounds, and stones.
- Temperature ConverterTranslate between Celsius, Fahrenheit, and Kelvin temperature scales.
- Speed ConverterTranslate velocities like m/s, km/h, mph, and knots instantly.
- Area ConverterConvert square meters, square feet, acres, hectares, and square kilometers.
- Volume ConverterConvert liters, milliliters, gallons, quarts, cups, and cubic meters.
File & Document19
- PDF to Word ConverterConvert a PDF's text into an editable Word (.docx) document with its paragraphs - free and private.
- Word to PDF ConverterConvert Word (.docx) documents to PDF, keeping headings, bold and italic text, and lists.
- PDF Merger UtilityCombine multiple PDF files into one document in the order you choose - files never leave your browser.
- PDF Splitter UtilitySplit a PDF into single pages or custom page ranges like 1-3, 5, 7-9.
- PDF Compressor EngineShrink PDFs with lossless structural optimization, or a stronger image-based mode for scanned documents.
- PDF Restriction RemoverRemove print, copy and edit restrictions from a PDF using qpdf, running privately in your browser.
Image & Graphic20
- Image ResizerResize images to exact pixel dimensions with optional aspect-ratio lock, exported as PNG, JPG or WebP.
- Image CompressorShrink image file size with adjustable JPG or WebP quality and an optional maximum width, with before/after sizes.
- Image CropperDrag (or touch-drag) to select a region of an image and download just that part.
- Image RotatorRotate images by 90, 180 or 270 degrees and download the result.
- Image FlipperMirror images horizontally or vertically and download the result.
- Image Watermark ToolStamp a text watermark on an image with adjustable position, size and opacity.
Text & Typography19
- Word CounterCount words, characters, sentences and paragraphs, with reading and speaking time estimates.
- Character CounterCount characters with and without spaces and UTF-8 bytes, and check them against a limit.
- Text Case ConverterConvert text to UPPERCASE, lowercase, Title Case, camelCase, PascalCase, snake_case and kebab-case.
- Remove Duplicate LinesRemove duplicate lines from a list, keeping the first occurrence of each.
- Text SorterSort lines alphabetically or numerically, ascending or descending.
- Random Text GeneratorGenerate random strings from chosen character sets using secure browser randomness.
URL & Web Optimization19
- URL ShortenerCreate short kitloop.io links that redirect to any URL, with click counts (free account required).
- URL Encode/DecodePercent-encode text for safe use in URLs, or decode percent-encoded URLs back into readable text.
- QR Code GeneratorCreate QR codes for links or text and download them as PNG or SVG.
- QR Code ScannerDecode QR codes from an uploaded image or your camera, right in your browser.
- Website ScreenshotCapture a screenshot of any public web page on desktop or mobile, rendered by Google PageSpeed.
- Meta Tag AnalyzerCheck any page's title, meta description, canonical, headings, Open Graph tags and image alt text, by URL or pasted HTML.
Advanced & Format Utilities15
- JSON Formatter & ValidatorValidate, prettify and minify JSON, with the exact line and column of any syntax error.
- XML Formatter UtilityPretty-print or minify XML, keeping comments, CDATA and text values intact.
- SQL Query BeautifierFormat SQL with consistent keyword case and line breaks, leaving string literals untouched.
- CSS Stylesheet MinifierStrip comments and whitespace from CSS without touching strings or url() values.
- JS Script MinifierStrip comments and collapse whitespace in JavaScript safely (no variable renaming).
- HTML Layout BeautifierRe-indent messy or minified HTML into a clean, readable structure.
Security & Crypto Vault10
- Cryptographic Password GeneratorGenerate strong random passwords of any length using your browser's cryptographic random generator.
- Password Strength CheckerEstimate password entropy and crack time, and optionally check it against known data breaches privately.
- Random PIN GeneratorGenerate unbiased random 4, 6, 8 or custom-length PIN codes.
- Credit Card Number ValidatorCheck whether a card number passes the Luhn checksum and identify its card network (format only).
- Demo User Profile GeneratorGenerate clearly fictional sample user profiles for design mockups and testing.
- Encrypted Local NotesSave notes encrypted with AES-256-GCM under your passphrase, stored only in this browser.
AI & Content Tools10
- AI Paragraph SummarizerSummarize long text into concise key points with Google Gemini AI.
- AI Professional Email WriterDraft a professional email from a short description, in the tone you choose (Gemini AI).
- AI Article Title GeneratorGet eight specific, non-clickbait title ideas for an article or blog post (Gemini AI).
- AI Content Hashtag PickerGet relevant hashtags for Instagram, X, TikTok or LinkedIn posts (Gemini AI).
- AI Resume Section BuilderTurn a plain description of your work into achievement-focused resume bullets (Gemini AI).
- AI Professional Cover LetterDraft a tailored cover letter from a few details about the role and your background (Gemini AI).
Finance & Margin Calculators9
- Loan & EMI CalculatorCalculate the monthly payment (EMI), total interest and full amortization schedule for any fixed-rate loan.
- Gross Profit Margin CalculatorCalculate profit, margin percentage and markup percentage from cost and selling price.
- GST / VAT CalculatorAdd or extract GST/VAT at any rate, with quick presets and your choice of currency.
- Invoice GeneratorCreate an itemized invoice with tax, notes and due date, and download it as a PDF.
- Payslip GeneratorBuild a payslip with itemized earnings and deductions and download it as a PDF.
- Expense TrackerLog income and expenses with categories, a running balance and CSV export, saved in your browser.
Lifestyle & Misc Tools10
- Random Number GeneratorGenerate secure random integers in any range, with or without duplicates.
- Dice RollerRoll up to 10 dice with 4 to 20 sides using unbiased cryptographic randomness.
- Coin Flip SimulatorFlip a fair virtual coin and track the heads/tails distribution.
- Event Countdown ClockCount down to any date and time in days, hours, minutes and seconds.
- Digital StopwatchPrecise stopwatch with lap times.
- Multi-Alarm ClockSet multiple alarms with sound and browser notifications while the tab is open; alarms are remembered.