Dev60s is made and published by JUNGWON JUNG. AppBrain is an independent app data site and isn't affiliated with JUNGWON JUNG. The app name, icon, screenshots and description belong to JUNGWON JUNG and are shown as published on the App Store.
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- Last updated
- January 13, 2026
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Releases
Updates seen on the App Store- Version
- 1.0
- Launched
- January 2026
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 5.17 MB
- Content rating
- Everyone
Technologies used by Dev60s
About the app and developer
About Dev60s
Dev60s is an education app developed by JUNGWON JUNG.
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App Information
Dev60s is freely available from the App Store. The app size is 5.17 MB. The latest version available is 1.0. The last update was on January 13, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since January 2026.
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By JUNGWON JUNG, from the App Store
Description by JUNGWON JUNG Written by the developer, not by AppBrain. Click to read.
Sharpen your coding interview skills with Dev60s, the ultimate practice app for aspiring iOS developers and software engineers. Whether you're preparing for your dream job at Apple, Google, or any top tech company, Dev60s helps you master the fundamentals through quick, focused practice sessions.
KEY FEATURES
- 60-Second Challenges: Time-boxed questions that simulate real interview pressure
- Comprehensive Coverage: Practice Swift, iOS development, computer science fundamentals, algorithms, and data structures
- Adaptive Difficulty: Choose from Easy, Normal, or Hard levels to match your skill level
- Flexible Sessions: Customize your practice with 20, 30, or 40 questions per session
- Instant Feedback: Get detailed explanations for every answer to learn from mistakes
- Premium Design: Enjoy a beautiful, Apple-inspired interface that makes learning enjoyable
- Progress Tracking: Monitor your performance and identify areas for improvement
- Haptic Feedback: Enhanced tactile experience for better engagement
WHAT YOU'LL PRACTICE
- Swift Language Fundamentals: Closures, optionals, protocols, generics, concurrency, and more
- iOS Development: SwiftUI, UIKit, memory management, and iOS best practices
- Computer Science: Data structures, algorithms, system design, and fundamental CS concepts
- Problem-Solving: Logical thinking and coding patterns used in technical interviews
WHY DEV60S?
Technical interviews are challenging, and preparation is key. Dev60s helps you build confidence through regular practice, improve problem-solving speed and accuracy, master the concepts most commonly tested in interviews, learn from detailed explanations when you make mistakes, and track your progress over time.
Perfect for job seekers preparing for technical interviews, students learning iOS development, developers looking to refresh core concepts, and anyone preparing for coding challenges and interviews.
Start your journey to interview success today. Download Dev60s and practice smarter, not harder.
Questions? Feedback? Contact us through the support link in the app.