Our Interview vs DSA Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Our Interview
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Our Interview is designed for recording interviews in Business, Recruitment, Human resources, school or university projects or family history. Our Interview has the following features: 1. It is completely free (and also free of advertisements or in-app purchases). This free version was especially designed for use in school projects 2. Both sides of interviews can be filmed in a single pass including both the questioner asking the questions and the subject answering them. 3. Absolutely no editing is required to produce a complete interview video. 4. Pre-scripted questions can appear on the screen as a prompt to the interviewer 5. If required, individual questions and their answers can be re-recorded without affecting the parts of the interview already recorded 6. A written transcript of any or all answers can be produced if required by Siri. (The accuracy of the transcript depends on the environment, the clarity of the spoken words and the quality of the recorded audio) You may require an external microphone for maximum clarity. 7. Once recorded, the entire interview (or any answer) can be immediately replayed 8. Unscripted questions can be added to the end of the interview at any time 9. Interview recordings and the transcript can be shared with others, posted to social media or edited further in iMovie if required 10. There is a five minute limit on the entire interview for this free version. Paid versions are available. 11. There is a one minute limit on each recorded answer if a transcript is required (This is an Apple restriction)
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.
- Interactive visualizations
- Live code execution
- Multi-language support
- Practice challenges
- Progress tracking
- Algorithm animations
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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
Screenshots
Verdict
The clearest difference is in-app purchases: Our Interview at none against DSA Master's 1. Our Interview also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.2). DSA Master's advantage is update cadence (weekly vs every 7 months). On price 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
Both are free to download. DSA Master sells 1 one-off in-app purchase. Our Interview asks for nothing beyond the download.
Our Interview ships an update every 7 months, DSA Master weekly. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.
| Parameter | Our Interview | DSA Master |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (35 ratings) — better |
| Positive reviews | — | 12.5% of reviews |
| Number of ratings | — | 35 — better |
| Update frequency | Every 7 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 12 MB | 150 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Crago | Alok Singh |
In-app purchases
Our Interview
No in-app purchases
DSA Master
- Remove Ads$1.99
Questions
Is Our Interview free?
Is DSA Master free?
Do Our Interview or DSA Master have ads?
Which is updated more often, Our Interview or DSA Master?
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