trainchinese

Comprehensive Chinese learning companion combining smart flashcards, audio, and an intuitive bilingual dictionary

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Comprehensive Korean learning companion combining dictionary, translator, audio pronunciation, example sentences, and videos

Crowdsourced audio pronunciations from native speakers help you master words in hundreds of languages

Validate, analyze, and generate credit and debit card numbers with detailed issuer information

Versatile multilingual translator with text, voice, and photo input, including downloadable offline language packs

Learn ethical hacking, programming, and security basics through organized tutorials and practical, beginner-friendly guidance

On-demand human-powered translation service connecting clients with professional linguists worldwide in real time