Comparison

DSA Master vs iSOLID

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

Head to head
About

DSA Master

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.

Highlights
  • Interactive visualizations
  • Live code execution
  • Multi-language support
  • Practice challenges
  • Progress tracking
  • Algorithm animations
Features
Read full description

Master algorithms and data structures with a comprehensive learning platform for computer science students, software engineers, and technical interview preparation. COMPREHENSIVE LEARNING PLATFORM Explore 50+ data structures and algorithms with interactive visualizations, executable code examples, and hands-on practice challenges. From fundamental arrays and linked lists to advanced graph algorithms. INTERACTIVE CODE EXECUTION • Live Code Playground - Write, edit, and execute code in the app • Multi-Language Support - Run code in Python, JavaScript, Java, C++, Kotlin, Dart, and Go • Real-Time Execution Results - See output, errors, and execution time • Syntax Highlighting - Professional code editor with language-specific highlighting • Code Copy & Share - Easily copy code examples or share ANIMATED ALGORITHM VISUALIZATIONS • Step-by-Step Animations - Watch algorithms execute with detailed animated visualizations • Interactive Controls - Play, pause, replay, and control animation speed • Full-Screen Mode - Immersive visualization experience • Visual Data Flow - See how data structures transform during algorithm execution • Multiple Visualization Types - Sorting, searching, tree traversal, graph algorithms COMPREHENSIVE CODE EXAMPLES • 8 Programming Languages - Learn from implementations in Python, JavaScript, Java, C++, Kotlin, Dart, Go, and more • Production-Ready Code - Well-structured, commented code examples • Language Comparison - Compare implementations across different languages • Copy to Playground - Instantly load examples into the code playground • Complexity Analysis - Detailed time and space complexity analysis MODERN INTERFACE & NAVIGATION • Topic Detail Pages - Comprehensive views with Overview, Code, and Visualize sections • Advanced Search & Filtering - Find topics by category, difficulty, or learning path • Smart Recommendations - Personalized topic suggestions • Bookmarks & Notes - Save favorite topics and add personal notes PROGRESS TRACKING & ANALYTICS • Learning Analytics - Track topics completed, challenges solved, and study time • Achievement System - Unlock achievements as you progress • Study Streaks - Build consistent learning habits with daily streak tracking • Study Goals - Set and monitor daily and weekly learning objectives • Performance Insights - Detailed analytics on learning patterns PRACTICE & CHALLENGES • Daily Challenges - New coding challenges every day with varying difficulty levels • Practice Problems - Extensive collection of problems to test understanding • Difficulty Levels - Problems categorized as Easy, Medium, and Hard • Challenge Tracking - Monitor completion rate and improvement COMPREHENSIVE CONTENT LIBRARY Data Structures: Arrays, Dynamic Arrays, Linked Lists, Stacks, Queues, Deques, Hash Tables, Trees (Binary, BST, AVL, Red-Black, Segment, Fenwick), Heaps, Tries, Suffix Trees, Graphs Algorithms: Sorting (Bubble, Selection, Insertion, Merge, Quick, Heap, Topological), Searching (Linear, Binary), Graph Algorithms (DFS, BFS, Dijkstra's, Bellman-Ford, Floyd-Warshall, Kruskal's, Prim's), String Matching (KMP, Rabin-Karp), Tree Traversal ADDITIONAL FEATURES • Offline Access - All content available offline for learning anywhere • Dark Mode Support - Comfortable studying experience in any lighting • Time Complexity Charts - Visual comparisons of algorithm performance • Related Topics - Discover connected concepts and build understanding • Accessibility - Full VoiceOver support and accessibility features • Computer Science Students - Master fundamentals and advanced topics • Software Engineers - Strengthen algorithmic thinking and problem-solving • Technical Interview Preparation - Comprehensive coverage of interview questions • Self-Learners - Structured learning path from beginner to expert • Competitive Programmers - Advanced algorithms and optimization techniques

About

iSOLID

Features
Read full description

iSOLID – Learn, Practice, Improve Learn programming, strengthen your Swift and iOS knowledge, and understand the principles behind clean, maintainable code. Whether you're starting your programming journey, preparing for an iOS interview, or strengthening your professional skills, iSOLID helps you learn through clear explanations, practical code examples, quizzes, and progress tracking. Key Features: • Swift & iOS – Learn core Swift concepts and essential iOS development topics. • SOLID Principles – Understand each principle with clear explanations and practical examples. • Programming Principles – Explore clean code, OOP, architecture, design concepts, and more. • Interactive Quizzes – Test your knowledge and reinforce what you've learned. • Detailed Results – Review your answers, identify mistakes, and understand the correct solutions. • Progress Tracking – Follow your learning progress, completed topics, statistics, and streaks. • Self-Paced Learning – Learn whenever and wherever it works for you. • Interview Preparation – Review important Swift and iOS concepts commonly discussed in technical interviews. From programming fundamentals to Swift, SOLID, architecture, and iOS engineering, iSOLID brings your learning materials together in one place. Read. Learn. Practice. Improve. Download iSOLID and keep building your programming skills.

Screenshots

DSA Master4 screens
iSOLID4 screens

Verdict

The call

The clearest difference is in-app purchases: iSOLID at none against DSA Master's 1. iSOLID also leads on ads (none vs shown). DSA Master's advantage is iOS requirement (16.2 vs 18.0). On price, update cadence 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

Both are free to download. DSA Master sells 1 one-off in-app purchase. iSOLID asks for nothing beyond the download.

UpkeepUpdate frequency

DSA Master ships an update weekly, iSOLID every 4 days. The most recent releases landed on September 7, 2026 and September 13, 2026 respectively.

Scorecard3 real differences · 7 level
DSA Master versus iSOLID: the parameters behind the verdict, then further details
ParameterDSA MasteriSOLID
PriceFreeFree
Rating4.2 (35 ratings) — better—
Positive reviews12.5% of reviews—
Number of ratings35 — better—
Update frequencyWeeklyEvery 4 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.2 — better18.0
Further details — not scored
Size150 MB19 MB
Age rating4+4+
DeveloperAlok SinghNikolai Borisov

In-app purchases

1 purchases

DSA Master

One-time1
  • Remove Ads$1.99
None

iSOLID

No in-app purchases

Questions

Is DSA Master free?
DSA Master is free to download, with in-app purchases available.
Is iSOLID free?
iSOLID is free to download, with no in-app purchases.
Do DSA Master or iSOLID have ads?
DSA Master shows ads; iSOLID does not.
Which is updated more often, DSA Master or iSOLID?
DSA Master ships an update weekly, and iSOLID every 4 days. Most recently, DSA Master was updated on September 7, 2026 and iSOLID on September 13, 2026.

Other comparisons