# HKPC Prospectus AR vs Marble Joy

The clearest difference is in-app purchases: HKPC Prospectus AR at none against Marble Joy's 6. HKPC Prospectus AR also leads on iOS requirement (11.0 vs 15.0). Marble Joy's advantage is device support. On price there is nothing between them.

Both are free to download. Marble Joy sells 6 in-app purchases, starting at $0.99 per month. HKPC Prospectus AR asks for nothing beyond the download.

## The numbers

| Metric | HKPC Prospectus AR | Marble Joy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (7 ratings)](https://appshunter.io/ios/app/marble-joy/id6756353487/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 332 MB | 142 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hong Kong Police College](https://appshunter.io/developer/1441621509) | [坤 刘](https://appshunter.io/developer/1818588865) |

## What reviewers say

### HKPC Prospectus AR

[App page](https://appshunter.io/ios/app/hkpc-prospectus-ar/id1602486746)

**In-app purchases:** none


### Marble Joy

[App page](https://appshunter.io/ios/app/marble-joy/id6756353487)

Experience the thrill of classic pinball machines with realistic physics, stunning visuals, and immersive sound. Enjoy endless gameplay and master precise controls for a truly addictive arcade experience.

**Highlights:** Realistic physics feedback, Immersive audio-visual effects, Unlimited gameplay, Simple one-handed controls, Retro arcade style, Stress relief gameplay

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Leisure Play Supply Pack(S) | $0.99 | one-time |
| Leisure Play Supply Pack (Mid) | $3.99 | one-time |
| Leisure Play Supply Pack(L) | $9.99 | one-time |
| Super Supplement Privilege | $14.99 | one-time |
| Leisure Play Supply Pack(XL) | $19.99 | one-time |


## Frequently asked questions

### Is HKPC Prospectus AR free?

HKPC Prospectus AR is free to download, with no in-app purchases.

### Is Marble Joy free?

Marble Joy is free to download, with in-app purchases available.

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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.*