Complete directory
All Tools
Find a focused tool by category, then open its interface, method, examples, limitations, and related workflows.
Browse by task
All tools in one place
Choose a category or scan the complete collection. Filters stay on this page and do not create duplicate search URLs.
Showing all 65 tools.
LengthConvertersConvert common metric and imperial lengths from millimeters through miles.HeightConvertersConvert height between millimeters, centimeters, meters, feet, and inches.Weight & MassConvertersConvert weight between milligrams, grams, kilograms, ounces, pounds, and stone.TemperatureConvertersConvert temperatures accurately between Celsius, Fahrenheit, and Kelvin.AreaConvertersConvert surface area between metric, imperial, hectare, and acre measurements.VolumeConvertersConvert liquid and solid volume between liters, gallons, pints, and cubic units.SpeedConvertersConvert speed between kilometers per hour, miles per hour, knots, and more.Data StorageConvertersConvert storage sizes between decimal bytes and binary KiB, MiB, GiB, and TiB.Age CalculatorCalculatorsFind calendar age in years, months, and days, plus elapsed weeks, days, and the next birthday.Percentage CalculatorCalculatorsSolve percent-of, reverse-percentage, and percentage-change questions in three independent modes.Tip CalculatorCalculatorsCalculate a tip, bill total, and equal per-person share using any tip percentage.Discount CalculatorCalculatorsFind the amount saved, sale price, optional tax, and final checkout estimate.Date Difference CalculatorCalculatorsMeasure the difference between two dates in elapsed days, whole weeks, weekdays, or days remaining until a target.EMI CalculatorCalculatorsEstimate a fixed monthly installment, total interest, total repayment, and yearly loan balances.Loan CalculatorCalculatorsAnalyze a fixed-rate loan payment, total borrowing cost, and first payment principal/interest split.Mortgage CalculatorCalculatorsEstimate mortgage principal and interest plus optional property tax, insurance, and PMI.Paycheck CalculatorCalculatorsEstimate 2026 US take-home pay from salary or hourly earnings, deductions, federal tax, FICA, and state tax.BMI CalculatorCalculatorsEstimate adult body mass index with metric or imperial measurements and view the general CDC category.GPA CalculatorCalculatorsCalculate a credit-weighted GPA by adding courses, credit hours, and letter grades on a 4.0 scale.Image CompressorImage ToolsReduce JPEG, PNG, or WebP file size with format and quality controls, batch results, and accurate size comparisons.Remove EXIF Data from PhotosImage ToolsSee the GPS coordinates, camera serial number and timestamp a photo is carrying, then strip them without re-encoding the image.Image ResizerImage ToolsResize one image to exact pixel dimensions while choosing the crop area and preserving the ratio when needed.Image CropperImage ToolsRemove unwanted edges from one image with a freeform frame and pixel width, height, and position.Background RemoverImage ToolsRemove an image background locally with AI, then export transparency or a clean studio-color backdrop as PNG.Image ConverterImage ToolsBatch convert between JPEG, PNG, and WebP while controlling lossy output quality.HEIC to JPGImage ToolsCreate a compatible JPG copy from an HEIC or HEIF photo while understanding re-encoding and metadata changes.PNG to JPG ConverterImage ToolsCreate a JPG compatibility or sharing copy and check whether the measured output is actually smaller.JPG to PNG ConverterImage ToolsCreate a lossless working copy for PNG-only or multi-save workflows while keeping realistic quality expectations.WebP to JPG ConverterImage ToolsCreate a JPG for older software or upload systems without silently dropping animated WebP frames.JPG to WebP ConverterImage ToolsPrepare a WebP web-delivery copy while keeping the broadly compatible JPG original.JPG to PDFImage ToolsCombine JPG photos and phone scans into one PDF with fit-to-image, A4, or Letter pages.PNG to PDFImage ToolsCombine PNG screenshots, charts, and line art into one PDF, with transparency flattened onto white.PDF MergerPDF ToolsCombine several PDFs in a chosen file order while preserving each source page size.Split PDFPDF ToolsExtract a page range into one PDF or package every page as a separate PDF in a ZIP.Rearrange PDF PagesPDF ToolsMove pages up or down with keyboard-friendly controls, then save a new page sequence.Rotate PDFPDF ToolsSelect page thumbnails and rotate them left or right in 90-degree steps without resizing them.Watermark PDFPDF ToolsStamp text or a logo across chosen pages, with control over opacity, rotation, position, and tiling.PDF CompressorPDF ToolsRasterize pages at a chosen DPI and JPEG quality to try to reduce image-heavy PDFs.PDF to JPGPDF ToolsRender every PDF page as a JPG at a chosen quality and download the page images in one ZIP.PDF to PNGPDF ToolsRender every PDF page as a lossless PNG that keeps text edges and vector line art sharp.DOCX to PDFPDF ToolsRender a DOCX document in the browser and download a rasterized PDF after reviewing the page preview.Word CounterText & Developer ToolsCount words, characters, sentences, and paragraphs, and estimate reading time.Case ConverterText & Developer ToolsConvert text between uppercase, lowercase, title, sentence, camel, Pascal, snake, and kebab case.JSON FormatterText & Developer ToolsFormat, minify, and validate JSON with clear parse-error messages.Base64 Encoder/DecoderText & Developer ToolsEncode text to Base64 or decode Base64 back to text, with full UTF-8 support.URL Encoder/DecoderText & Developer ToolsPercent-encode text for safe use in URLs or decode an encoded URL component.Duplicate-Line RemoverText & Developer ToolsRemove duplicate lines from text, with options to trim whitespace, ignore case, and sort.Diff CheckerText & Developer ToolsCompare two texts line by line and highlight added and removed lines.QR Code GeneratorText & Developer ToolsTurn text or a URL into a QR code and download it as a PNG or SVG.QR Code ScannerText & Developer ToolsDecode a QR code from an uploaded image or your device camera.Password GeneratorText & Developer ToolsGenerate strong random passwords with your choice of length and character types.Unix Timestamp ConverterText & Developer ToolsConvert Unix timestamps to human-readable dates and back, in local time and UTC.Color ConverterText & Developer ToolsConvert colors between HEX, RGB, and HSL with a live preview.JWT DecoderText & Developer ToolsRead the header, payload, and claims inside a JSON Web Token. Decoding only — signatures are not verified.UUID GeneratorText & Developer ToolsGenerate version 4 or time-ordered version 7 UUIDs, and read the version out of one you already have.Hash GeneratorText & Developer ToolsProduce SHA-1, SHA-256, SHA-384, or SHA-512 digests of text or a file and compare them against a published checksum.Regex TesterText & Developer ToolsTest a regular expression against sample text and see every match and capture group.Lorem Ipsum GeneratorText & Developer ToolsGenerate placeholder paragraphs, sentences, or words for layout and design work.CSV to JSONText & Developer ToolsConvert CSV to JSON, handling quoted fields, embedded commas, and line breaks.JSON to CSVText & Developer ToolsConvert a JSON array of objects into CSV, with nested fields flattened.YAML to JSONText & Developer ToolsConvert YAML config into JSON, with unsupported constructs reported by line.Markdown to HTMLText & Developer ToolsConvert Markdown to HTML, with raw HTML escaped and unsafe URLs stripped.HTML to MarkdownText & Developer ToolsConvert HTML into clean Markdown using the browser’s own HTML parser.Slug GeneratorText & Developer ToolsTurn a title into a clean URL slug, with accents reduced and dropped characters reported.Cron Expression GeneratorText & Developer ToolsBuild and read cron schedules, with the next run times and the day-field OR rule explained.