AStars vs DevPrep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AStars
This revision tool uses a card-stack interface for quick learning and an AI chat to explain difficult questions. It also provides access to a vault of past exam papers.
- Swipe to study interface
- AI-powered question explanation
- Past paper vault
- Exam revision tool
- Intuitive card stack
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Ready for a study app that doesn't put you to sleep? Meet AStars, the revision tool designed for speed, style, and serious results. Why you’ll love it: Swipe to Study: Breeze through questions with our intuitive card stack interface. Smart AI Chat: Stuck on a tough question? Our AI breaks it down instantly. Past Paper Vault: Access and filter years of question papers in seconds. Your exams are closer than you think. Get the edge today.
DevPrep
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DevPrep — Master Coding Interviews & Programming Skills Prepare for software engineering interviews and improve your programming knowledge with interactive coding quizzes, detailed explanations, exam simulations, and powerful progress tracking. Whether you're learning your first programming language or preparing for your next developer interview, DevPrep helps you practice consistently and identify weak areas quickly. Learn Popular Programming Languages - Dart - Python - JavaScript - Swift - More languages coming soon Interactive Coding Quizzes Build knowledge through carefully organized modules covering: - Language fundamentals - Syntax and keywords - Data types - Functions - Object-oriented programming - Collections and data structures - Advanced concepts - and more Exam Mode Test your knowledge under realistic conditions. - Timed exams - No hints during assessment - Performance scoring - Accuracy tracking Detailed Explanations Understand every answer. - Learn why an answer is correct - Review mistakes instantly - Reinforce important concepts - Improve retention Powerful Analytics Track your growth over time. - Learning streaks - Accuracy statistics - Modules completed - Questions answered - Learning insights Stay Motivated Build a daily learning habit with: - Streak tracking - Progress indicators - Performance summaries - Personalized recommendations Perfect For - Software engineering interview preparation - Developers learning Dart, JavaScript, Python, Swift and more - Computer science students - Self-taught programmers - Junior developers - Career changers Start practicing today and become a more confident developer with DevPrep. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: AStars at none against DevPrep's 4. DevPrep's advantage is iOS requirement (13.0 vs 17.6). On price, ads 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. DevPrep sells 4 one-off in-app purchases. AStars asks for nothing beyond the download.
| Parameter | AStars | DevPrep |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Sakchham Sangroula | Shohruxbek Atavullayev |
In-app purchases
AStars
No in-app purchases
DevPrep
- Unlock Dart$12.99
- Unlock JavaScript$12.99
- Unlock Python$12.99
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- Unlock Swift$12.99
