AlgoFox: Tech Interview Prep
Leetcode, AI, System Design
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Now featuring AI coding and system design practice. Master algorithms, debug code, design scalable systems, and prepare for interviews in minutes a day.
AlgoFox helps you prepare for software engineering interviews with quick, focused practice on your phone.
Topics include:
• Arrays, linked lists, stacks, queues, trees, and graphs
• Two pointers, sliding window, binary search, recursion, and dynamic programming
• AI prompting, code generation, debugging, refactoring, and test creation
• APIs, databases, caching, load balancing, message queues, and scaling
Build streaks, earn XP, review mistakes, and track your progress.
AlgoFox Pro unlocks all courses, unlimited practice, boss levels, and mistake review.
Terms: https://algofox.app/terms
Privacy: https://algofox.app/privacy
- Now support AI Coding / AI Fluency courses
- Now support System Design courses
The developer, FOX3 LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- FOX3 LLC
- Size
- 51.8 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Infrequent
Contests
- In-App Purchases
Yes
- AlgoFox Pro gói tháng $9.99
- AlgoFox Pro gói năm $44.99
- Copyright
- © 2026 FOX3 LLC