Network & Search
7 tools🌍
IP Lookup
Multi-source real-time detection: domestic + global nodes, VPN/residential type, district-level location for CN IPs
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🔍
DNS Lookup
Query DNS records: A, AAAA, MX, NS, TXT, CNAME and more
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📄
Whois Lookup
Check domain registration info, expiry date and nameservers
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💻
User-Agent Parser
Detect browser, OS and device from any User-Agent string
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🔭
Browser Fingerprint
See what your browser reveals about you to websites
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📷
QR Scanner
Scan QR codes using your camera or upload an image
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🔧
Chmod Calculator
Calculate Unix file permissions and chmod numeric values
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Developer Tools
24 tools📋
JSON Formatter
Format, validate and beautify JSON data instantly
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📄
XML Formatter
Pretty-print and validate XML documents
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🗃
SQL Formatter
Format and beautify SQL queries for readability
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✍️
Markdown Editor
Live markdown editor with real-time HTML preview
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🔐
Base64
Encode and decode Base64 strings and files
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🔗
URL Encoder
Encode or decode URLs and query parameters
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🏷️
HTML Encode
Escape and unescape HTML special characters
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#
Hash Generator
Generate MD5, SHA-1, SHA-256 and more hashes
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🔑
JWT Decoder
Decode and inspect JSON Web Tokens visually
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🔎
UUID Generator
Generate v1, v4, v5 UUIDs in bulk instantly
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📱
QR Code Generator
Create QR codes for URLs, text, Wi-Fi and more
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🔒
Password Generator
Generate strong, random passwords with custom rules
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📝
Lorem Ipsum
Generate placeholder lorem ipsum text for mockups
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⏰
Cron Generator
Build and validate cron expressions with a visual editor
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🤖
Robots.txt Generator
Create robots.txt files for your website with ease
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🎨
CSS Gradient
Visual CSS gradient builder with live code output
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👤
Name Generator
Generate random names for characters, projects, or brands
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🌐
HTTP Status Codes
Quick reference for all HTTP response status codes
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📖
Word Counter
Count words, characters, sentences and reading time
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🔤
Text Case Converter
Convert text to UPPER, lower, Title, camelCase and more
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⚙️
Regex Tester
Test and debug regular expressions with live match highlighting
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🖋️
ASCII Art Generator
Convert text into stylish ASCII art with multiple fonts
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📡
Morse Code
Encode and decode text to and from Morse code
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🖼️
Code to Image
Turn code snippets into beautiful shareable images
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Visit DevToolsZi — 90+ tools: UUID, JWT, Hash, RSA, Base64, Regex and more
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Convert & Calculate
27 tools🕐
Timestamp Converter
Convert Unix timestamps to/from human-readable dates
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📏
Unit Converter
Convert length, weight, temperature, area and more
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⚖️
Weight Converter
Convert kg, lbs, oz, stone, carat and more
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🌡
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin and more
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📐
Length Converter
Convert meters, feet, inches, miles and more
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⬜
Area Converter
Convert sq meters, hectares, acres and more
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🧣
Volume Converter
Convert liters, gallons, cups, fl oz and more
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💨
Speed Converter
Convert km/h, mph, knots, Mach and more
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💾
Data Size Converter
Convert KB, MB, GB, TB, KiB, MiB and more
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💱
Currency Converter
Convert between world currencies with live exchange rates
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₿
Crypto Converter
Real-time BTC, ETH, SOL price converter
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🎨
Color Converter
Convert between HEX, RGB, HSL and other color formats
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🔢
Base Converter
Convert numbers between binary, octal, decimal, hex
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📊
JSON ↔ CSV
Convert JSON arrays to CSV and CSV back to JSON
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💯
Percentage Calculator
Calculate percentages, increases, decreases and ratios
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🏢
Loan Calculator
Calculate monthly payments, interest and amortization
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🏠
Mortgage Calculator
Calculate mortgage payments, total interest and more
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💰
Income Tax Calculator
Estimate federal income tax by bracket
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⛽
Fuel Economy Calculator
Calculate fuel consumption and cost per trip
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⚡
Electricity Cost Calculator
Calculate electricity cost by wattage and usage
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⚖️
BMI Calculator
Calculate your Body Mass Index and healthy weight range
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🎂
Age Calculator
Calculate exact age in years, months, days and hours
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📅
Date Calculator
Add or subtract days, find difference between two dates
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🕰
World Clock
View current time across multiple time zones simultaneously
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🥗
Calorie Calculator
Estimate daily calorie needs based on your activity level
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🏃
Body Fat Calculator
Estimate body fat percentage using body measurements
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🔬
Scientific Calculator
Full-featured scientific calculator with trig, log, and more
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🛡️
Password Strength
Check how strong your password is with detailed feedback
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Life & AI
16 tools📺
ID Photo Maker
AI background removal, passport / visa / standard sizes, print-ready layout
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🌐
Document Translate
Translate text and documents into 15+ languages for free
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♈
Zodiac Sign
Find your Western and Chinese zodiac signs by birthdate
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🎲
Random Tools
Random number, coin flip, dice roll, list shuffler
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🎯
Random Picker
Lottery draw, random groups, name picker
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⏱
Timer & Stopwatch
Countdown timer, stopwatch with lap times
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🔍
Text Diff
Compare two texts and highlight differences
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📝
Online Notepad
Browser-based notes with auto-save
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👤
Name Generator
Generate random names for characters, projects, or brands
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💬
AI Prompt Generator
Build effective AI prompts by scenario
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🎨
AI Image Prompt Builder
Visual prompt builder for Midjourney, DALL-E, SD
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🔢
Token Counter
Count words & estimate AI model tokens
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🔈
Text to Speech
Convert text to speech with browser TTS
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🎤
Speech to Text
Voice recognition to text transcription
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✍️
AI Writing Templates
Generate professional copy from templates
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🤖
AI Model Comparison
Compare GPT, Claude, Gemini & more
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Image Tools
6 tools🖼️
Image Tools
Resize, compress, convert and crop images in your browser
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📷
Image Compressor
Compress JPG, PNG and WebP images with quality control
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📄
Image to PDF
Convert JPG, PNG and WebP images into a single PDF file
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📄
Image to Word
Embed images into a DOCX Word document in your browser
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📊
Image to Excel
Insert images into an Excel XLSX spreadsheet file
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🎬
Video to GIF
Convert MP4 and other videos to animated GIF in your browser
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PDF & Office
9 tools📄
PDF Merge
Combine multiple PDF files into one document instantly
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✂️
PDF Split
Split a PDF into individual pages or custom page ranges
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📄
PDF to Word
Convert PDF to editable DOCX — extracts real text from your PDF
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📷
PDF to Image
Convert PDF pages to JPG or PNG images, download as ZIP
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📊
PDF to Excel
Extract text content from PDF into an Excel spreadsheet
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📚
PDF to PowerPoint
Convert PDF pages into PowerPoint PPTX slides
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📄
Word to PDF
Convert DOCX Word documents to PDF in your browser
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📊
Excel to PDF
Convert Excel XLSX spreadsheets to PDF format
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📚
PPT to PDF
Convert PowerPoint PPTX presentations to PDF
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