hoc lang: Learn Vietnamese

hoc lang is a Vietnamese learning app designed for Japanese speakers. Build your vocabulary, master tones, and learn grammar through short daily study sessions.

▼ Who Is This For? ・Those who want to use Vietnamese for travel or business ・Those who gave up on Vietnamese because tones were too difficult ・Those who want to keep up with language learning in spare moments ・Those who want to learn with accurate native pronunciation

▼ App Features

[Vocabulary (500 words / 23 categories)] Words organized by categories directly tied to daily life — travel, food, shopping, work, romance, everyday conversation — studied through flashcards and quizzes. All words include native audio. "Katakana transcription" is also provided so even beginners can reliably learn Vietnamese sounds.

[Tone Learning (6 tones + 29 alphabet letters)] Learn the 6 tones — the biggest challenge in Vietnamese — by listening to audio samples. Accurate readings of all 29 letters of the Vietnamese alphabet (chữ Quốc ngữ) are also included.

[Grammar (25 patterns + 75 example sentences)] Master basic Vietnamese sentence structure through 25 commonly used patterns. All example sentences include native audio. Mini-quizzes after each grammar point help reinforce learning.

[Comprehensive Tests (5 types)] Check your progress with 5 types of tests — vocabulary quizzes, tone tests, conversation tests, and more — matched to your learning level.

[Travel Phrases] Phrases for real travel situations — hotel check-in, taking a taxi, ordering at a restaurant — all with native audio.

[English UI support] Switch the display language between Japanese and English in the Settings screen.

[Offline Support] All content is downloaded to your device. Study on the subway or on a plane without worrying about connectivity.

[Daily Study Reminders] Set a daily study time and build a habit. You can also turn off notifications for focused, distraction-free study.

▼ Notes ・All features are available for free (ad-supported) ・No account registration required — download and start learning immediately

▼ Contact hoclang.app@gmail.com

Why not start your 5-minute daily Vietnamese practice with hoc lang?