About this app

Prepare for OPIc IH/AL with AI-powered mock exams and ACTFL 4-metric scoring. First mock exam free — take 15 questions and see your grade instantly. ACTFL 4-Metric Scoring Get individual scores for Delivery, Language Use, Task Completion, and Interaction Strategy. Know exactly where to improve. Korean L1 Correction Drills 10 targeted drills for common mistakes Korean speakers make: article omission, third-person -s, tense confusion, and more. Real OPIc Structure 15 questions in the exact same format as the real exam: self-introduction, survey topics, roleplay, and surprise questions. Roleplay Practice Practice real-time conversations with AI in scenarios like hotel reservations, exchanges, and schedule changes. Subscription - Free: 1 mock exam + full 4-metric scoring report - Pro: Unlimited mock exams + correction drills + roleplay + progress tracking

Latest release

What’s New

Version 2.0 Apr 15, 2026

Reborn as OPIc Coach! - ACTFL 4-metric AI scoring (Delivery, Language Use, Task Completion, Interaction) - 10 Korean L1 correction drills (articles, 3rd-person -s, tense, and more) - First mock exam free — take 15 questions and see your grade instantly - Real OPIc structure (self-intro + survey topics + roleplay + surprise) - AI roleplay conversation practice - Price reduced to ₩14,900/month

Audience growth

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US rating-count history

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Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

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