# Simple Math Quest vs CS++ AP CSP

The clearest difference is update cadence: Simple Math Quest at every 5 days against CS++ AP CSP's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Math Quest sells 2 in-app purchases, starting at $3.99 per month and CS++ AP CSP sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Simple Math Quest ships an update every 5 days, CS++ AP CSP every 3 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Simple Math Quest | CS++ AP CSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cs-plus-plus-ap-csp/id6763950898/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 49 MB | 50 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BenoForge e.U.](https://appshunter.io/developer/1695882966) | [Kevin Hare](https://appshunter.io/developer/1343264116) |

## What reviewers say

### Simple Math Quest

[App page](https://appshunter.io/ios/app/simple-math-quest/id6754383950)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Yearly Subscription | $24.99 | per year |


### CS++ AP CSP

[App page](https://appshunter.io/ios/app/cs-plus-plus-ap-csp/id6763950898)

This app provides a comprehensive, offline AP Computer Science Principles course. It features 11 units aligned with the College Board curriculum, interactive quizzes with explanations, and clear, jargon-free lessons. Progress is saved locally, ensuring accessibility anywhere.

**Highlights:** 11 AP CSP course units, Offline access, Hundreds of practice questions, Clear, conversational lessons, On-device progress saving, AP-prep notes and examples

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full AP CSP Course | $9.99 | one-time |


## Frequently asked questions

### Is Simple Math Quest free?

Simple Math Quest is free to download, with in-app purchases available.

### Is CS++ AP CSP free?

CS++ AP CSP is free to download, with in-app purchases available.

### Do Simple Math Quest or CS++ AP CSP have ads?

Neither Simple Math Quest nor CS++ AP CSP shows ads.

### Which is updated more often, Simple Math Quest or CS++ AP CSP?

Simple Math Quest ships an update every 5 days, and CS++ AP CSP every 3 weeks. Most recently, Simple Math Quest was updated on October 7, 2026 and CS++ AP CSP on October 20, 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.*