# PaperStack CAIE Past Papers vs MasterStep Study

The clearest difference is ads: MasterStep Study at none against PaperStack CAIE Past Papers's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. PaperStack CAIE Past Papers sells 3 in-app purchases, starting at $1.99 per 7 days and MasterStep Study sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

PaperStack CAIE Past Papers ships an update every 6 days, MasterStep Study every 10 days. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | PaperStack CAIE Past Papers | MasterStep Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/paperstack-caie-past-papers/id6761936480/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 47 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Salman Tariq](https://appshunter.io/developer/1892139840) | [Trong Nguyen Cong](https://appshunter.io/developer/6780510414) |

## What reviewers say

### PaperStack CAIE Past Papers

[App page](https://appshunter.io/ios/app/paperstack-caie-past-papers/id6761936480)

Access over 15,000 CAIE past papers with an AI tutor and multiplayer revision modes. Practice by topic or year, solve MCQs interactively, and study offline.  Features include smart PDF viewing and annotation tools.

**Highlights:** 15,000+ CAIE past papers, AI Tutor with examiner insights, Real-time multiplayer revision, Topical paper generation, Interactive MCQ solver, Offline access, Smart PDF viewer with annotations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Monthly Premium | $3.99 | per month |
| PaperStack Premium Yearly | $39.99 | per year |


### MasterStep Study

[App page](https://appshunter.io/ios/app/masterstep-study/id6780510412)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MasterStep Pro Monthly | $3.99 | per month |
| MasterStep Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is PaperStack CAIE Past Papers free?

PaperStack CAIE Past Papers is free to download, with in-app purchases available.

### Is MasterStep Study free?

MasterStep Study is free to download, with in-app purchases available.

### Do PaperStack CAIE Past Papers or MasterStep Study have ads?

PaperStack CAIE Past Papers shows ads; MasterStep Study does not.

### Which is updated more often, PaperStack CAIE Past Papers or MasterStep Study?

PaperStack CAIE Past Papers ships an update every 6 days, and MasterStep Study every 10 days. Most recently, PaperStack CAIE Past Papers was updated on September 19, 2026 and MasterStep Study on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*