IELTS TOEFL TOEIC English Prep

English Koubou brings IELTS, TOEFL iBT and TOEIC together in one English test-prep app. Train all four skills — Reading, Listening, Writing and Speaking — plus vocabulary, with exam-style questions for each test.

KEY FEATURES

4 skills + vocabulary
Study Reading, Listening (with native audio), Writing, Speaking and vocabulary, organized separately for each exam.

AI scoring & explanations
Your Writing and Speaking answers are scored by AI with concrete tips to improve. Add detailed AI explanations to any question.

Pronunciation practice (Web)
Read the sample aloud and get scored on accuracy and fluency, with your weak sounds made visible.

Study coach & score advisor
Work back from your target score and exam date to see exactly what to study today (coach). The advisor ranks which skills to raise first to reach your goal and diagnoses your weak skills automatically.

Spaced repetition (SRS)
Lock in vocabulary, My Words and score-boosting expressions (phrasal verbs and set phrases) with flashcards that resurface right as you start to forget.

Full & mini mock tests
Take exam-style mock tests to check your timing and your current level.

Sync across devices
Sign in with Google to carry your study data across devices. (All study features also work without signing in.)

Built to keep you going every day, English Koubou helps you reach your target score.

Interface languages: Japanese / English / Vietnamese.