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PaperStack CAIE Past Papers
A Level, O Level & IGCSE Prep
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
Revise smarter with PaperStack, your all-in-one IGCSE, O Level & A Level past paper app.
Access 15,000+ past papers, mark schemes and exam resources, practise questions by topic, check your answers instantly, get AI-powered explanations and compete with other students in real-time multiplayer.
PAST PAPERS & MARK SCHEMES
Find past papers quickly by subject, year, session and variant. Open question papers alongside mark schemes and switch between them while practising.
TOPICAL PRACTICE
Stop endlessly searching through full papers just to practise one chapter.
Practise MCQ and structured questions by topic, with filters for difficulty and other options to focus on exactly what you need to improve.
INSTANT MCQ SOLVER
Solve MCQ papers directly inside PaperStack and check your answers instantly.
See your score, identify incorrect answers and review mistakes without manually checking every question against the mark scheme.
PAPER MODE
Want to practise like the real exam?
Use Paper Mode for a focused, timed past-paper experience and track your performance as you complete papers.
AI TUTOR & AI MARKING
Stuck on a question? Get step-by-step AI explanations for MCQs and structured questions.
For structured answers, PaperStack can evaluate your response against the marking scheme and help you understand where marks were gained or lost.
MULTIPLAYER REVISION
Challenge friends or students worldwide in real-time MCQ and structured-question matches, compare results and climb the leaderboards.
TRACK YOUR PROGRESS
Track completed papers, scores and performance over time, then revisit mistakes and weaker areas.
SMART PDF VIEWER
Built specifically for past-paper revision with:
• Question paper and mark scheme viewing
• Drawing and annotations
• Night mode
• Easy navigation
• Saved and bookmarked papers
• Offline access to downloaded resources
SUBJECTS
PaperStack includes resources across a wide range of IGCSE, O Level and A Level subjects including:
Mathematics, Physics, Chemistry, Biology, Computer Science, Accounting, Economics, Business, English and many more.
Whether you're preparing for your next class test or your final exams, PaperStack brings your past papers, topical practice, AI tools and revision tracking together in one place.
Download PaperStack and make every past paper count.
Disclaimer: All past papers, marking schemes, and related resources available on PaperStack are the intellectual property of Cambridge Assessment International Education (CAIE). PaperStack is an independent revision tool and is not affiliated with, endorsed by, or officially connected to CAIE or Cambridge University Press. We do not claim ownership of any exam content. While we work to keep all resources accurate and up to date, we make no guarantees regarding the completeness or correctness of any material. For official resources, visit cambridgeinternational.org.
Privacy Policy: https://paperstack.cc/privacy.html
Terms of Use: https://paperstack.cc/terms.html
Ratings & Reviews
- Bug fixes in AI Grader & Accuracy Increased
- Multiplayer Structured Matches issues fixed
- New & Improved Progress Tab
- Bug fixes & UI Improvements across app
The developer, Salman Tariq, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
The developer indicated that this app supports the following accessibility features. Learn More
Information
- Provider
- Salman Tariq
- Size
- 98 MB
- Category
- Education
- Compatibility
Requires iOS 15.5 or later.
- iPhone
Requires iOS 15.5 or later. - iPad
Requires iPadOS 15.5 or later. - iPod touch
Requires iOS 15.5 or later. - Mac
Requires macOS 12.4 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Infrequent
Contests
Contains
Advertising
User-Generated Content
- In-App Purchases
Yes
- Monthly Premium USD 3.99
- Premium Weekly USD 1.99
- PaperStack Premium Yearly USD 39.99
- PaperStack Premium 6 Months USD 24.99
- Copyright
- © 2026 PaperStack