Information Queries
Quick information lookup and verification tools offering currency exchange rates, unit conversions, timezone queries, code lookups and more for instant accurate information.
Free Online Emoji Encyclopedia & Search
Free online emoji reference guide with all Unicode emojis. Browse, search, and copy emojis by category instantly. No signup required. 100% free, works offline, and includes smileys, animals, food, activities, and more.
Free Online Country Code Reference
Free online reference guide for global country codes including ISO codes, phone codes, currency codes, and capital cities. No signup required. Search and browse country information instantly. 100% free and works offline.
Free Online Official Languages by Country
Free online reference of official languages spoken in countries worldwide. No signup required. Search and browse languages by country, language family, and region. 100% free and works offline.
Free Online I Ching 64 Hexagrams Reference
Free online reference guide for the 64 hexagrams of I Ching (Book of Changes). No signup required. Browse hexagram meanings, interpretations, and traditional Chinese wisdom. 100% free and works offline.
Free Online China License Plate Codes
Free online reference for Chinese vehicle license plate codes and their corresponding provinces and cities. No signup required. Quick lookup for license plate abbreviations. 100% free and works offline.
Free Online Browser User Agents Reference
Free online collection of common browser User-Agent strings for Chrome, Firefox, Safari, Edge, and mobile browsers. No signup required. Essential for web development and testing. 100% free and works offline.
Free Online Public DNS Servers List
Free online list of public DNS server IP addresses from Google, Cloudflare, OpenDNS, Quad9 and more. No signup required. Fast DNS lookup for better internet performance and security. 100% free and works offline.
Free Online International Phone Codes
Free online reference of international dialing codes for all countries. No signup required. Quick lookup for country calling codes and phone number formats worldwide. 100% free and works offline.
Free Online Currency Codes Reference
Free online ISO 4217 currency codes for all countries. No signup required. Quick lookup for currency symbols, names, and numeric codes worldwide. 100% free and works offline.
Free Online Locale Codes Reference
Free online reference of locale codes (language-region) for internationalization. No signup required. Essential for i18n, l10n, and multilingual applications. 100% free and works offline.
Free Online Domain Suffix List
Free online list of top-level domains (TLDs) including generic, country-code, and new gTLDs. No signup required. Essential reference for domain registration and DNS management. 100% free and works offline.
Free Online China Provinces & Abbreviations
Free online reference of Chinese provinces, municipalities, and autonomous regions with their abbreviations. No signup required. Essential for understanding Chinese administrative divisions. 100% free and works offline.
Free Online Periodic Table of Elements
Free online interactive periodic table with detailed information about all 118 chemical elements. No signup required. Search, browse, and explore element properties, atomic structure, and chemical data. 100% free and works offline.
Free Online World Capitals Reference
Free online reference guide of world capitals with search functionality. No signup required. Find capital cities for all countries, including population, timezone, and geographic information. 100% free and works offline.
Free Online Blood Type Genetics Calculator
Free online calculator to predict possible blood types of children based on parents blood types. No signup required. Learn about ABO and Rh blood type inheritance patterns and Mendelian genetics principles. 100% free, private, and works offline.
Free Online Chinese Sexagenary Cycle (Sixty Jiazi)
Free online reference of the 60-year Chinese Sexagenary Cycle with Heavenly Stems and Earthly Branches. No signup required. Search and explore all 60 Jiazi combinations used in Chinese calendar and astrology. 100% free and works offline.
Free Online Telephone Area Code Reference
Free online reference of telephone area codes for landlines worldwide. No signup required. Search and browse area codes by country, region, or city for accurate dialing and phone number verification. 100% free and works offline.
Free Online Font License Checker
Free online tool to check font copyright and licensing information. No signup required. Search popular fonts and their usage rights for commercial and personal projects. 100% free and works offline.
Free Online World Clock
Free online world clock to view current time in major cities worldwide. No signup required. Compare time zones, schedule international meetings, and convert times across different regions. 100% free and works offline.
Free Online ID Card Birthday Extractor
Free online tool to extract birthday information from Chinese ID card numbers. No signup required. Quickly parse date of birth, age, zodiac sign, and constellation from 15 or 18-digit ID numbers with validation. 100% free, private, and works offline.
Free Online English Name Generator
Free online tool to generate random English names with first and last names. No signup required. Perfect for testing, creative writing, character creation, and placeholder data with customizable gender options. 100% free, private, and works offline.
Free Online Chinese Name Generator
Free online tool to generate random Chinese names with authentic surnames and given names. No signup required. Perfect for testing, creative writing, character creation, and placeholder data with customizable gender options. 100% free, private, and works offline.
Free Online Phone Number Extractor
Free online tool to intelligently extract and validate phone numbers from any text. No signup required. Automatically detect and extract Chinese mobile numbers, landline numbers, and international phone numbers. 100% free, private, and works offline.
Free Online Random Number Generator
Free online cryptographically secure random number generator with customizable range, quantity, and sorting options. No signup required. Perfect for lottery draws, games, statistical sampling, and testing. 100% free, private, and works offline.
Free Online IP Address Extractor
Free online tool to extract and validate IP addresses from text with intelligent parsing. No signup required. Automatically detect, extract, and validate IPv4 and IPv6 addresses from logs, documents, or any text content. 100% free, private, and works offline.
Free Online Chinese Character Stroke Counter
Free online Chinese character stroke counter with interactive stroke order animation and writing practice. No signup required - 100% free, private, and works offline. Perfect for learning Chinese, calligraphy, and dictionary lookup.
Free Online Random Text Generator
Free online random text generator with customizable length and quantity. No signup required - 100% free, private, and works offline. Perfect for testing applications, placeholder data, mock content, and database seeding.
Free Online URL Batch Generator
Free online URL batch generator with sequential numbering and customizable patterns. No signup required - 100% free, private, and works offline. Perfect for test URLs, SEO testing, and web scraping preparation.