Learn Operating System vs Computer Science Dictionary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Learn Operating System
Master operating system concepts through concise study sessions and interactive quizzes. This app offers audio pronunciation of technical terms and bookmarking for flashcards and questions, aiding efficient learning and progress tracking.
- Audio pronunciation of OS terms
- Text-to-Speech engine
- Interactive quizzes
- Study mode
- Bookmarking flashcards and questions
- Progress indicators
- Progress visualization
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This app is a great resource to learn about Operating System. The app is engineered to make users perfect understanding common Operating System questions by studying for a very short amount of time. Audio functionality and bookmarking is available throughout the app on chapter, section, study mode and quiz modes. The app will help you learn the correct pronunciation of terminologies used in Operating System using English language. Following are the main features of this app 1. Supports pronouncing Operating System terminologies in English Language 2. Uses Text to Speech Engine for Audio Functionality 3. Quizzes 4. Study Mode 5. Bookmarking Study Flashcards and Quiz Questions 6. Progress Indicators for Every Chapter 7. Visualization for Overall Progress
Computer Science Dictionary
This app offers a comprehensive offline dictionary for computer science and engineering students, featuring over 4,200 terms, formulas, historical insights, and quizzes. Explore computer history, save favorite terms, and test your knowledge with interactive challenges.
- 4,200+ Computer Engineering terms
- Visual representations of formulas
- Comprehensive computer history timeline
- Challenging quizzes
- Autoplay audio definitions
- Community word contributions
- Save favorite terms
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Clear away your worries with a wealth of terms, formulas, historical insights, and quizzes designed for Computer Science and Engineering students. With over 4,200 Computer Engineering terms and a rich collection of visual representations of key formulas, this offline Computer Science Dictionary covers everything from basic concepts to advanced professional knowledge. It’s more than just a dictionary—it includes a comprehensive timeline of computer history, tracing innovations from the earliest devices to the present. Plus, it’s packed with challenging quizzes to sharpen your knowledge. This Offline Computer Science Engineering App includes categories like: • Software Engineering • Networking • Programming Languages • Information Storage and Retrieval • Architecture • Operating Systems • Computational Science • Intelligent Systems Key Features: • Timeline: Explore computer history from the abacus to modern-day advances. • Play Quiz: Challenge yourself with quizzes to reinforce your knowledge. • Autoplay: Listen and learn by having terms and definitions read to you. • Add Your words: Have something to add? Share it with the community! • Terms Bank : Save your frequently used terms for easy reference. Download this Computer Science Dictionary App and take your learning to the next level!
Screenshots
Verdict
The clearest difference is monetization model: Computer Science Dictionary at free against Learn Operating System's free with in-app purchases. Computer Science Dictionary also leads on ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.1). Learn Operating System's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases 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. Learn Operating System sells 1 one-off in-app purchase and Computer Science Dictionary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Learn Operating System holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Both ship on a similar rhythm, roughly every 16 months. The most recent releases landed on June 1, 2026 and September 22, 2026 respectively.
| Parameter | Learn Operating System | Computer Science Dictionary |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.7 (3 ratings) |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 16 months | Every 16 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Ghumman Tech LLC | Shital Gorasiya |
Customer experience
Learn Operating System
Computer Science Dictionary
In-app purchases
Learn Operating System
- Remove Ads$9.99
Computer Science Dictionary
- Lifetime Purchase$6.99
Questions
Is Learn Operating System free?
Is Computer Science Dictionary free?
Which has better reviews, Learn Operating System or Computer Science Dictionary?
Do Learn Operating System or Computer Science Dictionary have ads?
Which is updated more often, Learn Operating System or Computer Science Dictionary?
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