Comparison

DataStructureAndAlgorithm vs BigO Algorithms

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DataStructureAndAlgorithm

Features
Read full description

Course Title: Mastering Data Structures and Algorithms Description: This comprehensive course offers an in-depth exploration of fundamental concepts in data structures and algorithms, equipping learners with the knowledge and skills necessary to tackle complex programming challenges with confidence. Whether you're a beginner seeking to establish a strong foundation in computer science or an experienced programmer aiming to enhance your problem-solving abilities, this course has something to offer for everyone. Course Content: Introduction to Data Structures and Algorithms: Understand the importance of data structures and algorithms in computer science. Learn about basic terminology, key concepts, and common applications. Arrays and Linked Lists: Dive into the world of linear data structures. Explore arrays and linked lists, their implementation, operations, advantages, and limitations. Stacks and Queues: Learn about stack and queue data structures, their applications, and implementation using arrays and linked lists. Understand concepts like LIFO and FIFO. Trees and Binary Trees: Explore hierarchical data structures. Study binary trees, their properties, traversal algorithms (inorder, preorder, postorder), and common applications. Graphs: Delve into graph theory. Understand graph representations (adjacency matrix, adjacency list), traversal algorithms (DFS, BFS), and applications like shortest path algorithms. Sorting and Searching Algorithms: Master sorting algorithms (bubble sort, insertion sort, selection sort, merge sort, quick sort) and searching algorithms (linear search, binary search). Analyze their time and space complexity. Hashing: Learn about hash functions, collision resolution techniques (chaining, open addressing), and applications of hashing in data storage and retrieval. Advanced Data Structures: Explore advanced data structures such as heaps, hash maps, AVL trees, red-black trees, and tries. Understand their implementation and usage scenarios. Dynamic Programming: Grasp the concept of dynamic programming and learn how to apply it to solve optimization problems efficiently. Greedy Algorithms: Understand greedy algorithms and their application in solving optimization problems by making locally optimal choices. Algorithmic Problem Solving: Practice solving a variety of algorithmic problems, ranging from simple to complex, to sharpen your problem-solving skills. Complexity Analysis: Master the techniques for analyzing the time and space complexity of algorithms. Understand Big O notation and its significance. Course Format: Detailed written content covering each topic comprehensively. Interactive coding exercises and quizzes to reinforce learning. Real-world examples and case studies to demonstrate the practical relevance of concepts. Hands-on programming assignments to apply theoretical knowledge in practical scenarios. Optional peer-to-peer discussion forums for collaborative learning and problem-solving. Prerequisites: Basic understanding of programming concepts (variables, loops, conditionals). Familiarity with a programming language such as Python, Java, or C++. Outcome: By the end of this course, you will have: A solid understanding of essential data structures and algorithms. Proficiency in analyzing and solving algorithmic problems efficiently. Enhanced problem-solving skills and critical thinking abilities. Confidence to tackle coding interviews and competitive programming challenges. A strong foundation for pursuing advanced topics in computer science. This version focuses solely on the content and does not mention any video lectures.

About

BigO Algorithms

This app provides a technical environment for software engineers and computer science students to prepare for interviews. It uses AI-powered mentorship and visual complexity curves to help users understand logic and analyze code errors.

Highlights
  • AI-powered mentorship
  • Dual-clue analysis (Static Blueprints & OpenAI)
  • Big O complexity curve visualization
  • Dark-mode first aesthetic
  • Code error analysis
  • Logic-focused learning
Features
Read full description

BigO Algorithms is the definitive technical environment for software engineers and computer science students preparing for high-stakes technical interviews. Inspired by engineering blueprints and mathematical animations, the platform features a "dark-mode first" aesthetic where Big O complexity curves trace your progress and the UI functions like a technical datasheet for structural understanding. The system prioritizes logic over memorization through an AI-powered mentorship program that utilizes dual-clue "Static Blueprints" and dynamic, context-aware OpenAI insights to analyze specific code errors. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DataStructureAndAlgorithm4 screens
BigO Algorithms4 screens

Verdict

The call

The clearest difference is price: BigO Algorithms at Free against DataStructureAndAlgorithm's $7.99. BigO Algorithms also leads on update cadence (every 4 days vs every 3 months). DataStructureAndAlgorithm's advantage is in-app purchases (none vs 2) and iOS requirement (16.3 vs 18.6). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

BigO Algorithms is free to download; DataStructureAndAlgorithm costs $7.99 up front. BigO Algorithms sells 2 in-app purchases, starting at $7.99 per month. DataStructureAndAlgorithm asks for nothing beyond the download.

UpkeepUpdate frequency

DataStructureAndAlgorithm ships an update every 3 months, BigO Algorithms every 4 days. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
DataStructureAndAlgorithm versus BigO Algorithms: the parameters behind the verdict, then further details
ParameterDataStructureAndAlgorithmBigO Algorithms
Price$7.99Free — better
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 3 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.3 — better18.6
Further details — not scored
Size12 MB25 MB
Age rating17+4+
DeveloperBuydeepdiscount.com LLCGregori Farias

In-app purchases

None

DataStructureAndAlgorithm

No in-app purchases

2 purchases

BigO Algorithms

Subscriptions2
  • BigO Premium Monthly$7.991 Month
  • BigO Premium Annual$57.991 Year

Questions

Is DataStructureAndAlgorithm free?
DataStructureAndAlgorithm costs $7.99, with no in-app purchases.
Is BigO Algorithms free?
BigO Algorithms is free to download, with in-app purchases available.
Do DataStructureAndAlgorithm or BigO Algorithms have ads?
Neither DataStructureAndAlgorithm nor BigO Algorithms shows ads.
Which is updated more often, DataStructureAndAlgorithm or BigO Algorithms?
DataStructureAndAlgorithm ships an update every 3 months, and BigO Algorithms every 4 days. Most recently, DataStructureAndAlgorithm was updated on October 10, 2026 and BigO Algorithms on October 8, 2026.

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