Good Good Study

Good Good Study is a sleek, focused flashcard extension that turns the words you stumble on while browsing into vocabulary you actually remember. No account required. No ads. All your decks are stored locally on your device. ► CAPTURE WHILE YOU READ See an unfamiliar word on any webpage? Just highlight it, right-click, and choose "Add to Deck." Good Good Study automatically grabs the definition, phonetics, part of speech, and example sentences — so reading and memorizing become one seamless habit. ► BUILD YOUR OWN DECKS Create decks of terms and definitions your way. Import and export anytime, with all data kept safely on your own device. ► FOUR STUDY MODES FOR FULL-CYCLE MEMORIZATION • Flashcard Flip — classic front-to-back review, with an option to show definitions first. • Typing Quiz — recall the spelling from the definition; get a wrong answer wrong and rewrite it to lock it in. • Matching Game — pair terms with definitions in a fast, low-effort way to learn. • Review Mistakes — tricky cards are collected automatically so you practice exactly what you keep getting wrong. ► REMEMBER IT FOR GOOD — SPACED REPETITION A built-in spaced-repetition engine schedules each card at the right moment, so review stays short and nothing slips away. ► IMMERSIVE PRONUNCIATION • High-quality human audio built in, plus browser text-to-speech — works offline. • Optional AI Studio-grade voice (Google Studio quality) with auto-detection for English, Chinese, French, and Spanish. • Switch effortlessly between American and British accents for English. ► WHO IS IT FOR? • Learners preparing for exams, doing extensive reading, or building a foreign vocabulary. • Anyone who wants to clip unfamiliar words during casual reading and review them systematically. ► ABOUT AI PREMIUM VOICE AI Premium Voice is an optional add-on that requires signing in with a Google account for authorization. Even without it, you get the full built-in pronunciation and every standard learning feature, completely free. Enjoy your journey toward focused, efficient learning.