Comparison

《大国重器》 vs Learn Cryptography

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

Head to head
About

《大国重器》

Features
Read full description

利用AR技术带您探索神秘的中国核工业。

About

Learn Cryptography

Master the art and science of cryptology with an AI-powered learning app. Explore encryption, decryption, ciphers, and cryptographic systems through interactive tools, puzzles, and a structured curriculum. Ideal for beginners to professionals seeking to understand digital security.

Highlights
  • AI-powered tutor for step-by-step explanations
  • Interactive encryption and decryption tools
  • Cryptography playground for practical exercises
  • Gamified puzzles and challenges
  • Structured curriculum from beginner to advanced
  • 24/7 AI chat support for clarifications
Features
Read full description

Learn Cryptography from scratch — no experience needed. Bite-sized Cryptography lessons, a real code editor on your phone, and an AI mentor that answers your questions in seconds. Built for complete beginners, students and career switchers. WHY LEARN Cryptography? • Cryptography is an in-demand skill — a strong addition to any resume • Learn by doing: every lesson mixes short theory with hands-on practice • Build real foundations you can use in projects, work and interviews • Start from zero — every concept is explained in plain language WHAT YOU'LL LEARN • Cryptography fundamentals — the core concepts, step by step • The essential building blocks used in real-world Cryptography work • Practical techniques you can apply right away • Common mistakes — and how to avoid them • Hands-on exercises after every topic • Advanced topics to keep growing beyond the basics EVERYTHING YOU NEED TO LEARN Cryptography • AI Mentor — stuck on a concept or an error? Ask anything and get a clear answer in seconds • 100+ bite-sized lessons (5–10 minutes each) — built for real life, not lecture halls • Real code editor — write and run Cryptography code right on your phone • Quizzes and coding challenges after every topic to lock in what you learn • Weekly Code Challenge — compete with learners around the world • Certificate of completion — pass the final exam and prove your skills • Streaks, progress tracking and smart reminders to keep you consistent • Learn on the go — lessons load fast and keep working on flaky connections • App available in 22 languages WHO IT'S FOR • Complete beginners taking their first steps • Students who want extra practice alongside classes • Career switchers building job-ready skills • Anyone curious about Cryptography Part of CoddyKit — a family of 40+ coding apps trusted by 100,000+ learners worldwide. Free to start: your first course is free, with a daily AI Mentor allowance. Pro unlocks every course, removes ads and gives you unlimited AI Mentor. Download Learn Cryptography: Encryption and write your first line of Cryptography today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.coddykit.com/terms/privacy-policy

Screenshots

《大国重器》4 screens
Learn Cryptography4 screens

Verdict

The call

The clearest difference is in-app purchases: 《大国重器》 at none against Learn Cryptography's 4. 《大国重器》 also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.1). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Learn Cryptography sells 4 in-app purchases, starting at $3.99 per 7 days. 《大国重器》 asks for nothing beyond the download.

Scorecard3 real differences · 6 level
《大国重器》 versus Learn Cryptography: the parameters behind the verdict, then further details
Parameter《大国重器》Learn Cryptography
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequency—Every 3 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size318 MB67 MB
Age rating4+4+
Developer十一点零五(北京)教育科技有限公司MEHMET CANKER (TR)

In-app purchases

None

《大国重器》

No in-app purchases

4 purchases

Learn Cryptography

Subscriptions3
  • Weekly Subscription$3.997 Days
  • Monthly Subscription$4.991 Month
  • Yearly Subscription$8.901 Year
One-time1
  • Lifetime Subscription$19.90

Questions

Is 《大国重器》 free?
《大国重器》 is free to download, with no in-app purchases.
Is Learn Cryptography free?
Learn Cryptography is free to download, with in-app purchases available.
Do 《大国重器》 or Learn Cryptography have ads?
Learn Cryptography shows ads; 《大国重器》 does not.

Other comparisons