Code! Learn Swift Version vs Locked In
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Code! Learn Swift Version
Learn to code in Swift directly on your mobile device with interactive lessons. Practice writing your own code with instant feedback and step-by-step guidance to master programming concepts.
- Interactive mini lessons
- Write your own Swift code
- Real-time code checker
- Step-by-step guidance
- Swift Guide and search
- 26 Swift courses
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Easily learn how to code in Swift directly on your iPhone or iPad! Includes over 375 fun and fully interactive mini lessons and tutorials. WHAT OUR USERS ARE SAYING 5 Stars - “Very informative. It is the only app I know that lets you type in the code. This is important for learning efficiently. Bravo." 5 Stars - “Better than the docs! I don’t have much free time at home to go through the Swift docs, but I have time to kill on the daily commute. This pocket sized Swift resource just fits the bill perfectly." WHY USE CODE SWIFT? Want to be a better writer? Write more! Want to be a better coder? Code more! Want to be great in Swift? Write more Swift code! Code Swift offers you 26 Swift courses with bite-sized lessons where you have to write your own Swift code! You will be amazed how fast you can learn to code! Code Swift starts with the basics and assumes you have no prior programming experience. Code Swift is also a great resource for intermediate to advanced users because it makes it super quick and easy to review any of the more advanced topics such as filter, map, reduce, or delegates and guard statements, etc. Code Swift offers a totally unique experience by challenging you to write your own code from start to finish. There really is no faster and more enjoyable way to learn than writing your own code. Our realtime code checker instantly offers valuable tips and suggestions the moment you make a mistake. It is like having your own personal swift instructor sitting next to you to help you along and accelerate your learning and make sure that you won’t get frustrated, stuck, and give up. Afraid of getting stuck? Don't be! As soon as you make a mistake, you see a red exclamation mark. Just press on it to get step by step guidance and help so you are never stuck and never alone! Once you get more comfortable, you can also turn the real-time code checker off (this is great while working through the course a second time to make sure you truly know how to code). Need more help? Just press on the video link to have one of our instructors give you a step-by-step walk through and explain everything in more detail. Code Swift also acts as a Swift Guide in your pocket. Have a question or need a quick refersher on a specific topic? Just use our powerful search feature to instantly find great examples and code snippets with detailed explanations. Code Swift Courses: 1. Swift basics 2. True or False 3. If statements 4. Optional? 5. Arrays 6. Loop de loop 7. Strings 8. Dictionaries 9. Functions 10. Switch 11. Tuples 12. Enums 13. Structs 14. Classes 15. Tips and Tricks 16. Closures 17. Extensions 18. Properties 19. Protocols 20. Delegates 21. Type Casting 22. Generics 23. Map Filter Reduce 24. Sets 25. Guard & Defer 26. Error Handling The first course is completely free. All other courses can be unlocked with a single in-app-purchase. Once purchased, you will instantly qualify for all future additions and updates including future courses. If you have any questions or concerns, please email us at support at happymooseapps.com
Locked In
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Locked-In is a bite-sized study companion for the CompTIA A+ certification — both Core 1 (220-1201) and Core 2 (220-1202). Built for people who study in 10-minute windows on the train, on lunch, or between meetings — every lesson is short, focused, and ends with a quick-check so you know what stuck. WHAT'S INSIDE • Both A+ exams covered: Core 1 (220-1201) and Core 2 (220-1202) • All 9 domains — Mobile Devices, Networking, Hardware, Virtualization & Cloud, Hardware/Network Troubleshooting, Operating Systems, Security, Software Troubleshooting, and Operational Procedures • Visual diagrams for the concepts that need one (OSI model, RAID levels, laser imaging process, hypervisor types, defense in depth, and more) • Inline quick-checks at the end of each lesson • Practice bank of 145 multiple-choice questions, organized by domain • Performance-Based Questions (PBQs) — tap to categorize, order, and match • A 90-question mixed Core 1 + Core 2 timed practice mode with flag-for-review and a final review screen (a study tool, not a simulation of either separate exam) • Flashcard deck of 82 must-know terms with spaced repetition • Searchable glossary of 75 key terms and acronyms • Progress tracking, streaks, bookmarks, and personal notes • Spaced review that brings back the questions and cards you keep missing WHAT'S FREE, WHAT'S PAID Free to download and study, with no account and no time limit: • 14 of the 162 lessons — the six lessons of Core 1 Domain 1's first topic, plus the first lesson of every domain • Quizzes of up to 10 questions per session, drawn from the whole 145-question bank • A 2-question PBQ preview • The Core 1 Domain 1 flashcards • The complete 75-term glossary • Progress tracking, streaks, bookmarks, and notes One non-consumable in-app purchase — Locked-In Full Unlock, no subscription — adds: • The remaining 148 lessons, for all 162 across 56 topics and both cores • Quiz sessions of 15, 25 and 50 questions (25 and 50 mix all domains; no single domain holds that many) • All 15 Performance-Based Questions • All 82 flashcards • The full 90-question, 90-minute cross-core timed practice mode WHO IT'S FOR • Career changers entering IT support and help-desk roles • Students supplementing a course or boot camp • Professionals refreshing before a recertification window • Anyone who learns better in short, focused sessions than long lectures WHY LOCKED-IN • Bundled lessons and practice work offline — no account, no tracking, no ads. App Store product loading, buying, and restoring require a network connection. • One-time unlock, no subscription • Built by an indie developer, not a content mill PRIVACY Locked-In stores your progress on-device. No analytics, no third-party SDKs, no data sold or shared. DISCLAIMER Not affiliated with, endorsed by, or sponsored by CompTIA. CompTIA® and A+® are registered trademarks of CompTIA, Inc.
Screenshots
Verdict
The clearest difference is update cadence: Locked In at every 11 days against Code! Learn Swift Version's every 3 weeks. Code! Learn Swift Version's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases 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. Code! Learn Swift Version sells 12 one-off in-app purchases and Locked In sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Code! Learn Swift Version ships an update every 3 weeks, Locked In every 11 days. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.
| Parameter | Code! Learn Swift Version | Locked In |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (6.7K ratings) — better | — |
| Positive reviews | 86.5% of reviews | — |
| Number of ratings | 6.7K — better | — |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 21 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Happy Moose Apps | OMAR DANIEL GRAZIANO |
Bugs and requests
Code! Learn Swift Version
Reported bugs
2 issues- Keyboard issues on certain devices
- Inconsistent behavior when revisiting lessons
Requested features
4 requests- More comprehensive explanations
- Ability to save progress
- Flexibility in syntax requirements
- Additional practice exercises
Locked In
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Code! Learn Swift Version
- Course 2$1.99
- Course 3$1.99
- Course 4$1.99
Show 9 moreShow fewer
- Course 5$1.99
- Course 6$1.99
- Course 7$1.99
- Course 8$1.99
- Unlock Course 9$1.99
- Course 13$1.99
- Course 26$1.99
- Unlock All Courses$1.99
- Unlock Course 18$1.99
Locked In
- Locked-In Full Unlock$9.99







