Học Đi – Luyện đề & Lớp học AI

Learn Smarter helps you study for exams: practice with thousands of solved problems, take mock tests using the correct matrix, ask AI tutors anytime, and learn with AI teachers in the AI ​​Classroom. PRACTICE TESTS WITH SOLUTIONS • Test sets for exams such as HSA (Hanoi National University's Competency Assessment), TIMO, and many subjects from elementary to high school • Various question types: multiple choice, true/false, matching, word arrangement, fill-in-the-blanks, short essay questions • Clear display of mathematical formulas, tables, and images • 4 learning modes: full practice, error correction, memorization quiz (revisit incorrect questions until memorized), and timed exams AI TUTORING • Step-by-step hints when you're unsure, detailed explanations after checking • Hands-free text or voice prompts • Request similar questions for further practice REAL EXAM PRACTICE • Tests are structured according to the exam matrix for each round, timed and graded immediately • Accidentally exiting midway? Your work is saved for later use. • Your work history and scores. AI CLASSROOM • Lectures with slides, whiteboard, and AI instructor's voice recordings. • Ask your instructor voice questions directly in class. • Public classroom library compiled and shared by Học Đi, filtered by subject, grade level, and language (Vietnamese, English, Chinese). • Manage your classes and make them public for everyone to learn. LEARN YOUR WAY • Light/dark interface, Vietnamese and English. • Review reminders and notifications by type, with quiet time. • Works well on phones and tablets. The Học Đi Pro package unlocks the entire Pro question set, adds practice tests, and daily AI credits. AI credits are used for AI tutors, solutions, and AI Classrooms. The subscription automatically renews via Google Play; you can cancel at any time in Google Play. Terms of Use: https://hocdi.ai/dieu-khoan Privacy Policy: https://hocdi.ai/chinh-sach-bao-mat Contact: hello@hocdi.ai