JLPT N1 100 Days is made and published by CHE KAI CHANG. AppBrain is an independent app data site and isn't affiliated with CHE KAI CHANG. The app name, icon, screenshots and description belong to CHE KAI CHANG and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- October 21, 2025
Releases
Updates seen on the App Store- Version
- 1.0
- Launched
- October 2025
No changelog data
User feedback
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Technology
Found in the app by AppBrain- Price
- $0.49
- App size
- 4.01 MB
- Content rating
- Everyone
Technologies used by JLPT N1 100 Days
About the app and developer
About JLPT N1 100 Days
JLPT N1 100 Days was an education app developed by CHE KAI CHANG. It was removed from the App Store Sep 3, 2026.
User Ratings
The app had no ratings.
App Information
JLPT N1 100 Days cost $0.49. The app size was 4.01 MB. The last available version was 1.0. The last update was on October 21, 2025.
Technical Requirements
The app had a content rating of Everyone. The app had been available on the App Store since October 2025.
Developer information for CHE KAI CHANG
Address:
Store listing
By CHE KAI CHANG, from the App StoreDescription by CHE KAI CHANG Written by the developer, not by AppBrain. Click to read.
Take on the 100-day challenge to master advanced Japanese with a structured, fully offline learning plan. This app helps you reach JLPT N1 proficiency efficiently through daily tasks, AI-guided vocabulary training, grammar exercises, and progress tracking.
Key Features
• 100-Day Study Plan
A clear four-stage roadmap from essential vocabulary and grammar to advanced reading and mock tests. Each day requires around 30–45 minutes of focused learning.
• AI Memory System
Automatically loads curated JLPT N1 vocabulary from the built-in dataset and applies spaced repetition for efficient long-term retention.
• Japanese Pronunciation
Tap any word or sentence to hear native-like Japanese pronunciation using iOS AVSpeechSynthesizer (ja-JP).
• Daily Tasks and Quizzes
Includes daily challenges, vocabulary reviews, and mini tests with 10–25 questions. AI provides feedback based on your daily progress.
• Progress Visualization
View your learning stage, word mastery, and 100-day progress through intuitive charts and indicators.
• Offline Word Library
Access the entire vocabulary list anytime without an internet connection.
• Daily Study Reminders
Stay consistent with smart notifications that keep you on track each day.
• Multilingual Interface
Supports Japanese, English, Traditional Chinese, Korean, and Indonesian interfaces.
Designed with a minimal Japanese aesthetic focused on readability and interaction. Swipe to switch words, tap to expand examples, and experience smooth, structured learning anywhere—no internet required.