TddStudy

nine20

About this app

TddStudy is a quiz app for developer study. Learn Android, iOS, and backend topics from 9 built-in decks and downloadable content packs, from basic to advanced.

Key features
- Switch between Korean and English quiz content
- 30-question study decks organized by subject and difficulty
- Download and update additional quiz packs from the Content tab
- Study downloaded content packs offline
- Check language, theme, and the current app version in Settings
- Immediate answer feedback with explanations
- Session results with correct and incorrect answer review

Built-in decks ship with the app, while additional content packs are stored on your device after download.

What’s new

• You can now view the current app version in Settings.
• Downloadable quiz packs now include 30 questions each.
• Fixed an issue that could show blank items in lists on iPhone and iPad.
• Improved the stability and presentation of study screens.