iSOLID vs LearningVN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSOLID
Master programming fundamentals, Swift, and iOS development with clear explanations, code examples, and interactive quizzes. Track your progress and prepare for interviews with this comprehensive learning tool.
- Swift & iOS development
- SOLID principles explained
- Programming concepts
- Interactive quizzes
- Progress tracking
- Interview preparation
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iSOLID Read • Learn • Practice Learn programming, strengthen your Swift and iOS knowledge, and understand the principles behind clean, maintainable code. Whether you're starting your programming journey, preparing for an iOS interview, or strengthening your professional skills, iSOLID helps you learn through clear explanations, practical code examples, quizzes, and progress tracking. Key Features: • Swift & iOS – Learn core Swift concepts and essential iOS development topics. • SOLID Principles – Understand each principle with clear explanations and practical examples. • Programming Principles – Explore clean code, OOP, architecture, design concepts, and more. • Interactive Quizzes – Test your knowledge and reinforce what you've learned. • Detailed Results – Review your answers, identify mistakes, and understand the correct solutions. • Progress Tracking – Follow your learning progress, completed topics, statistics, and streaks. • Self-Paced Learning – Learn whenever and wherever it works for you. • Interview Preparation – Review important Swift and iOS concepts commonly discussed in technical interviews. From programming fundamentals to Swift, SOLID, architecture, and iOS engineering, iSOLID brings your learning materials together in one place. Download iSOLID and keep building your programming skills.
LearningVN
Master coding with an AI tutor that provides personalized lessons, quizzes, and challenges. Stay focused with the Pomodoro technique and learn offline. Connect with friends, grow a virtual tree with consistent study, and prepare for interviews.
- AI-personalized learning path
- Lessons, quizzes, and code challenges
- Pomodoro focus timer
- Offline mode
- Social study groups
- Gamified progress tracking (grow a tree)
- Coding interview practice
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Learn to code with AI - smarter and more consistent. Always up-to-date content, complete with lessons (material), quizzes, and code challenges. An AI-personalized learning path reminds you to study every day and focuses on exactly the areas you need to work on. Stay focused, learn anytime. The Pomodoro method helps you stay focused and make progress every day. Offline mode lets you learn anywhere, even without an internet connection. Learning is more fun together. Add friends, chat, and invite them to study with you. Create study groups to stay motivated and grow together. Turn learning into something you enjoy. Grow a tree: every study session helps tend your garden - the more consistently you learn, the greener it grows, making learning more meaningful. Compete in coding challenges against other learners to test your skills. Practice online interviews to feel confident and ready for your dream job. And many more features waiting for you to discover. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is in-app purchases: iSOLID at none against LearningVN's 10. iSOLID also leads on update cadence (every 2 days vs every 4 days). LearningVN's advantage is ratings volume (4 vs 1). On price, rating, review sentiment and ads 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. LearningVN sells 10 in-app purchases, starting at $1.99 per month. iSOLID asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for iSOLID against 5.0 for LearningVN. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
iSOLID ships an update every 2 days, LearningVN every 4 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.
| Parameter | iSOLID | LearningVN |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 2 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 94 MB |
| Age rating | 4+ | 12+ |
| Developer | Nikolai Borisov | Xuan Le |
Customer experience
iSOLID
LearningVN
In-app purchases
iSOLID
No in-app purchases
LearningVN
- Premium Monthly7 Days trial$1.991 Month
- Premium Yearly$9.991 Year
- 7 Interview Credits$0.99
- 14 Interview Credits$1.99
- 400,000 AI Tokens$2.99
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- 25 Interview Credits$2.99
- 1 Course Unlock Key$6.99
- 3 Course Unlock Keys$17.99
- 5 Course Unlock Keys$24.99
- Lifetime Premium$59.99









