爱工具 is a free online utility and information website designed to make everyday searching, learning, and calculation more convenient. Its tools are organized across education and learning, daily services, practical calculations, healthy living, webmaster resources, and entertainment. Users can look up Chinese character meanings, pronunciation, stroke order, compounds, synonyms, antonyms, idioms, and example sentences, as well as English vocabulary and abbreviations. Language features include Chinese-to-Pinyin conversion, traditional and simplified character conversion, and translation between Chinese and more than 100 languages.

The site also offers reference and learning resources, including poetry, quotations, writing examples and guidance, science topics, historical information, and collections of classic Chinese works. Beyond education, 爱工具 provides searchable information such as identity-number locations, airport codes, and world port details, alongside practical calculators and other online utilities. A collection of popular search links helps users reach services for maps, images, translation, shopping, social platforms, and more. With its broad selection of free, browser-based resources, 爱工具 serves students, general readers, and anyone seeking quick online answers or useful reference tools.