Vocably is a language learning tool designed for active language users who read, surf, speak, and think in foreign languages. Its main purpose is to help users save and learn every word they discover through contextual translation and flashcard-based learning.

Key features include instant, context-aware translations on any website, the ability to save translations as flashcards, and interactive quizzes and questions for mastering word-cards. The tool supports translation directly from YouTube subtitles and allows users to search for words in their native language when they don't know the right word.

The product works through a simple workflow: select text, translate it, save it as flashcards, and then learn through the system. This approach integrates seamlessly with browsing activities and mobile learning.

Benefits include making language learning more engaging and efficient by combining dictionary functionality with spaced repetition learning. Use cases include vocabulary building while reading online content, learning from YouTube videos with subtitles, and mobile study sessions.

Target users are language learners across various proficiency levels, with specific mentions of intermediate and upper-intermediate learners. The tool integrates with Chrome, Safari, iOS, Android browsers, and offers mobile applications for continued learning.