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Fast, focused utilities for writing, code, files, and everyday calculations. Built to do one job clearly.
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Detect, humanize, summarize, translate, paraphrase, and prepare ChatGPT prompts.
Open tools →Barcode ToolsGenerate, read, check, and print Code 128, Code 39, EAN-13, UPC, and ISBN barcodes.
Open tools →JSON ToolsFormat, validate, compare, minify, and convert JSON to YAML or XML.
Open tools →Everyday CalculatorsHandle time zones, currency, timestamps, units, percentages, age, and salary calculations.
Open tools →Browse by category
Choose what you need.
Open one category at a time to keep the list focused.
01EverydayEveryday toolsQuick answers for daily calculations.16 tools ⌄
Time Zone Converter
Compare a time across common time zones.
Open tool →EverydayCurrency Converter
Convert currencies with a live exchange rate.
Open tool →EverydayTimestamp Converter
Convert Unix seconds or milliseconds into local dates.
Open tool →EverydayDate Time Calculator
Add or subtract days and hours from a date.
Open tool →EverydayBase Converter
Convert integers between bases 2 through 36.
Open tool →EverydayByte Unit Converter
Convert B, KB, MB, GB, and TB values.
Open tool →EverydayColor Converter
Convert HEX, RGB, and HSL color values.
Open tool →EverydayColor Picker
Pick a color and copy HEX, RGB, and HSL values.
Open tool →EverydayCrontab Explainer
Explain common cron expressions in plain language.
Open tool →EverydayAge Calculator
Calculate exact age from a date of birth.
Open tool →PopularBMI Calculator
Calculate body mass index using height and weight.
Open tool →EverydayLoan Calculator
Estimate monthly payments and total interest.
Open tool →EverydaySalary Calculator
Convert yearly salary into monthly, weekly, or hourly pay.
Open tool →EverydayUnit Converter
Convert distance, weight, temperature, and more.
Open tool →EverydayPercentage Calculator
Calculate percentages, changes, and discounts.
Open tool →EverydayBrowser Notes
Keep quick notes in local browser storage.
Open tool →02DeveloperDeveloper toolsClean, test, and transform code data.33 tools ⌄
JSON Formatter
Format, validate, and inspect JSON instantly.
Open tool →DeveloperJSON Validator
Validate JSON syntax and find parse errors fast.
Open tool →DeveloperJSON Diff
Compare two JSON objects and see changed keys.
Open tool →DeveloperJSON Compare
Compare two JSON documents side by side by key.
Open tool →DeveloperJSON Minify
Compress JSON by removing unnecessary whitespace.
Open tool →DeveloperJSON Beautify
Beautify JSON into readable indentation.
Open tool →DeveloperJSON to YAML
Convert simple JSON objects into YAML.
Open tool →DeveloperJSON to XML
Convert JSON into readable XML markup.
Open tool →DeveloperText Diff
Compare two text blocks line by line.
Open tool →DeveloperCSV to JSON
Convert spreadsheet-style CSV rows into JSON.
Open tool →DeveloperExcel to JSON
Convert copied spreadsheet rows or CSV files into JSON.
Open tool →DeveloperMock Data Generator
Generate realistic sample records for testing.
Open tool →DeveloperBase64 Encode & Decode
Encode text to Base64 or decode it back.
Open tool →DeveloperURL Encode & Decode
Encode URLs or decode percent-encoded strings.
Open tool →DeveloperHTML Entity Converter
Escape or unescape HTML entities.
Open tool →DeveloperHash Generator
Create SHA-256, SHA-1, and MD5-style fingerprints.
Open tool →DeveloperJWT Decoder
Decode JWT header and payload without sending it anywhere.
Open tool →DeveloperCookie Parser
Turn a Cookie header into readable key-value pairs.
Open tool →DeveloperUUID Generator
Generate unique UUID v4 values in bulk.
Open tool →DeveloperPassword Generator
Create strong random passwords with browser crypto.
Open tool →DeveloperRegex Tester
Test patterns against sample text in real time.
Open tool →DeveloperCode Beautifier
Format JavaScript, HTML, CSS, XML, and SQL-style snippets.
Open tool →DeveloperSQL Formatter
Make SQL queries readable and consistent.
Open tool →DeveloperHTML to Markdown
Convert clean HTML into portable Markdown.
Open tool →DeveloperMarkdown Preview
Convert Markdown into a quick HTML preview.
Open tool →DeveloperCSS Minifier
Minify CSS for smaller production files.
Open tool →DeveloperJavaScript Minifier
Compress simple JavaScript snippets for quick sharing.
Open tool →DeveloperHTML Minifier
Remove extra whitespace from HTML.
Open tool →DeveloperAPI Request Tester
Send simple GET or POST requests from the browser.
Open tool →DeveloperWebSocket Tester
Open a WebSocket connection and send one message.
Open tool →DeveloperPage Performance Analyzer
Read browser timing metrics for the current page.
Open tool →DeveloperGrid Ruler
Generate a pixel ruler for layout checks.
Open tool →DeveloperPage Script Runner
Prepare small JavaScript snippets for browser console testing.
Open tool →03File & imageFile & image toolsPrivate, browser-based file utilities.23 tools ⌄
PDF to Word
Prepare PDFs for conversion in your browser.
Open tool →File & imageJPG to PNG
Convert JPG images to PNG without uploading.
Open tool →PopularImage Compressor
Reduce image size locally in your browser.
Open tool →File & imageImage Converter
Convert JPG, PNG, and WebP images locally in your browser.
Open tool →File & imageImage to Base64
Convert an image file into a data URL locally.
Open tool →File & imageScreenshot Helper
Prepare captured images for preview and download.
Open tool →File & imageSVG to Image
Render SVG markup into a downloadable PNG.
Open tool →PopularQR Code Generator
Create a QR code from a link or any text.
Open tool →File & imageBarcode Generator
Create a print-ready barcode from a product number.
Open tool →File & imageCode 128 Barcode Generator
Create a Code 128 barcode for product, inventory, or shipping labels.
Open tool →File & imageCode 39 Barcode Generator
Create a Code 39 barcode for alphanumeric labels.
Open tool →File & imageEAN-13 Barcode Generator
Create an EAN-13 barcode from a 12 or 13 digit retail code.
Open tool →File & imageUPC Barcode Generator
Create a UPC-A barcode from an 11 or 12 digit product code.
Open tool →File & imageISBN Barcode Generator
Create an ISBN Bookland EAN barcode for book labels.
Open tool →File & imageBarcode Scanner
Check barcode scan readiness from a decoded value or label note.
Open tool →File & imageBarcode Reader
Read and inspect barcode values copied from a scanner.
Open tool →File & imageBarcode API Guide
Create a simple barcode API request pattern for your app.
Open tool →File & imageBarcode Font Guide
Prepare barcode font text and printing notes.
Open tool →File & imageBarcode Label Generator
Create a simple printable barcode label SVG.
Open tool →File & imageBarcode Size Guide
Estimate barcode label size and scan quality checks.
Open tool →File & imageChart Maker
Create a simple bar chart from label-value pairs.
Open tool →File & imagePoster Maker
Turn a title and subtitle into a downloadable poster.
Open tool →File & imageMind Map Maker
Build a simple mind map from indented lines.
Open tool →04AIAI toolsWrite, rework, and understand text faster.7 tools ⌄
AI Detector
Check text for common AI-style writing signals.
Open tool →PopularAI Humanizer
Make drafts clearer, warmer, and more natural.
Open tool →AIAI Essay Writer
Create a structured essay outline from your topic.
Open tool →PopularAI Summarizer
Turn long writing into concise key points.
Open tool →AIAI Translator
Translate text with a clean reading workspace.
Open tool →AIAI Paraphraser
Rewrite sentences in a fresh, direct voice.
Open tool →AIChatGPT Prompt Generator
Build a strong prompt from your goal and context.
Open tool →No tools match that search.