Learn computer science concepts like data structures and algorithms with a detailed, step-by-step approach. Includes code snippets for better understanding and can be accessed offline.





250+ iOS apps curated and reviewed
Data Structures Basics is the household name in data structures basics, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Jun 2026 | |
| 2 | Free | — | No | Yes | May 2026 | |
| 3 | Free | 3.1★ (7) | No | No | Jul 2026 | |
| 4 | Free | 5.0★ (1) | No | Yes | Aug 2026 | |
| 5 | Free | 4.8★ (74) | No | Yes | Aug 2026 | |
| 6 | Free | — | No | No | Aug 2026 | |
| 7 | $1.99 | 5.0★ (1) | No | No | Aug 2026 | |
| 8 | Free | — | No | No | Aug 2026 |














Learn computer science concepts like data structures and algorithms with a detailed, step-by-step approach. Includes code snippets for better understanding and can be accessed offline.


This app provides a comprehensive collection of frequently asked data structure interview questions with answers. It's designed to help both interviewers find questions and candidates prepare for technical interviews. Features include bookmarking, concept-wise organization, and easy-to-read content.


This app offers an interactive, visual guide to mastering algorithms and data structures. It transforms complex concepts into intuitive experiences with dynamic visualizations and step-by-step explanations. Prepare for technical interviews and enhance your coding skills with comprehensive coverage and code examples.




Master data structures with this comprehensive offline learning app. It offers simple explanations, practical examples, and interview-focused content for students and aspiring software engineers. Build a strong computer science foundation anytime, anywhere.






Prepare for coding and system design interviews with structured learning, visual explanations, and pattern-based practice. Master core computer science concepts and build intuition for technical interviews.




Explore and learn data structures through dynamic debugging and visual observation of changes. This app covers linear structures, trees, graphs, and recursive algorithms like the Tower of Hanoi, offering interactive learning experiences.










Master algorithms and data structures with interactive visualizations, executable code, and practice challenges. Supports multiple programming languages and offers progress tracking for technical interview preparation.


Access Leetcode questions and solutions on your mobile device. Track your progress and learn about algorithms and data structures with a clean user interface.




Master technical subjects like programming and math with interactive visual lessons and AI-generated content. This app adapts to your learning level, from beginner to expert, and offers real-world challenges to solidify your understanding.