Comparison

Java Data Structures Pro vs My Science

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

Head to head
About

Java Data Structures Pro

Features
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Master Data Structures and Algorithms using Java. Learn Data Structure and Algorithm concepts with our comprehensive tutorial app. Perfect for beginners starting their coding journey and developers preparing for technical interviews. All examples use Java. Available in 7 Languages: • English, French, German, Italian, Portuguese, Russian, and Spanish — study in your native language! What You'll Learn: • Algorithm fundamentals and complexity analysis • Arrays, strings, linked lists, stacks, and queues • Hash tables, sets, trees, and graphs • Sorting algorithms: insertion, merge, and quicksort • Graph algorithms: BFS, DFS, Dijkstra's, and Prim's • Dynamic programming, greedy algorithms, and backtracking Complete Learning Experience: • 31 structured chapters from beginner to advanced • Step-by-step tutorials with clear explanations • Complete, runnable Java code examples • Interactive quiz questions to test your knowledge User-Friendly Features: • Dark and light theme options • Offline learning - no internet required • Search functionality across all content • Bookmark important topics (favorites) • Clean, distraction-free interface Perfect for: • Complete beginners with no prior DSA experience • Students preparing for coding interviews • Computer science students learning algorithms • Developers strengthening their problem-solving skills • Self-learners building strong programming foundations Start your DSA mastery journey today - from basic concepts to interview-ready problem solving!

About

My Science

Features
Read full description

Browse science curriculum flashcards with full LaTeX and KaTeX rendering across six subjects: Mathematics, Computing, Physics, Chemistry, Biology, and Astronomy. Track science olympiad contests and competitions, with dates, links, and a curated textbooks list for each discipline. Explore hands-on research projects featuring real experimental data, photos, and reproducible analysis notebooks. All content is openly hosted and regularly updated.

Screenshots

Java Data Structures Pro4 screens
My Science4 screens

Verdict

The call

The clearest difference is price: My Science at Free against Java Data Structures Pro's $4.99. My Science also leads on update cadence (every 5 days vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

My Science is free to download; Java Data Structures Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Java Data Structures Pro ships an update every 3 months, My Science every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Java Data Structures Pro versus My Science: the parameters behind the verdict, then further details
ParameterJava Data Structures ProMy Science
Price$4.99Free — better
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, MaciPhone, iPad, Apple Watch
Requires iOS17.017.0
Further details — not scored
Size18 MB2 MB
Age rating4+4+
DeveloperALG Software LabJames Dai Limited

In-app purchases

None

Java Data Structures Pro

No in-app purchases

None

My Science

No in-app purchases

Questions

Is Java Data Structures Pro free?
Java Data Structures Pro costs $4.99, with no in-app purchases.
Is My Science free?
My Science is free to download, with no in-app purchases.
Do Java Data Structures Pro or My Science have ads?
Neither Java Data Structures Pro nor My Science shows ads.
Which is updated more often, Java Data Structures Pro or My Science?
Java Data Structures Pro ships an update every 3 months, and My Science every 5 days. Most recently, Java Data Structures Pro was updated on October 30, 2026 and My Science on October 31, 2026.

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