# Projector Slender 3D Prank vs VR Space Roller Coaster Galaxy

The clearest difference is rating: VR Space Roller Coaster Galaxy at 4.5 against Projector Slender 3D Prank's 2.1. VR Space Roller Coaster Galaxy also leads on review sentiment (46% vs 21%) and ratings volume (1.5K vs 40). Projector Slender 3D Prank's advantage is in-app purchases (none vs 22) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. VR Space Roller Coaster Galaxy sells 22 one-off in-app purchases. Projector Slender 3D Prank asks for nothing beyond the download.

VR Space Roller Coaster Galaxy holds the better App Store score, 4.5 against 2.1. That said, the two scores are not equally well evidenced: VR Space Roller Coaster Galaxy has 1.5K ratings behind it against 40, so its average is the more settled of the two. Written reviews point the same way: 21% of Projector Slender 3D Prank's written reviews are positive against 46% of VR Space Roller Coaster Galaxy's.

Projector Slender 3D Prank ships an update every 9 months, VR Space Roller Coaster Galaxy every 4 months. The most recent releases landed on October 22, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Projector Slender 3D Prank | VR Space Roller Coaster Galaxy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (40 ratings)](https://appshunter.io/ios/app/projector-slender-3d-prank/id1048544831/reviews) | **[4.5 (1.5K ratings)](https://appshunter.io/ios/app/vr-space-roller-coaster-galaxy/id1486769227/reviews)** |
| Number of ratings | 40 | **1.5K** |
| Positive reviews | 21.2% of reviews | **46.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 61 MB | 691 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Mariya Ivanova](https://appshunter.io/developer/1030352589) | [Vipera Games sp. z o.o.](https://appshunter.io/developer/1525517234) |

## What reviewers say

### Projector Slender 3D Prank

[App page](https://appshunter.io/ios/app/projector-slender-3d-prank/id1048544831)

This entertainment app simulates a projector to play pranks on friends. Choose from various monsters to create projected horror stories. It's a safe and fun way to surprise loved ones, playable offline.

**Highlights:** Phone as a projector simulator, Choose various monsters, Create projected horror stories, Play pranks on friends, Offline play

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

**In-app purchases:** none


### VR Space Roller Coaster Galaxy

[App page](https://appshunter.io/ios/app/vr-space-roller-coaster-galaxy/id1486769227)

Embark on an immersive virtual reality journey through our solar system and beyond. Explore planets, experience spacewalks, and navigate asteroid fields in a 360-degree view. This VR game offers an astronaut-like adventure through the galaxy.

**Highlights:** Immersive VR experience, Explore solar system in 360 degrees, Visit planets like Mars, Jupiter, Saturn, Space mission and spacewalk simulations, Navigate through asteroids, Compatible with Google Cardboard and VR headsets

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

**In-app purchases (22)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Roller Coaster | $0.99 | one-time |
| Unlock Wooden | $0.99 | one-time |
| Unlock All | $0.99 | one-time |
| Unlock movies | $0.99 | one-time |
| Unlock roller coasters | $0.99 | one-time |
| Unlock VR Menu | $0.99 | one-time |
| Unlock episode 4 | $0.99 | one-time |
| Unlock episode 7 | $0.99 | one-time |
| Unlock Wheel | $0.99 | one-time |
| Unlock Wipeout | $0.99 | one-time |
| Unlock Giant Frisbee | $0.99 | one-time |
| Unlock episode 5 | $0.99 | one-time |
| Unlock Trebuchet | $0.99 | one-time |
| Unlock Bumper Cars | $0.99 | one-time |
| Unlock All | $1.99 | one-time |
| Unlock VR Menu | $1.99 | one-time |
| Unlock everything | $2.99 | one-time |
| Unlock movies | $4.99 | one-time |
| Unlock VR Menu | $6.99 | one-time |
| Unlock VR Menu | $8.99 | one-time |
| Unlock All | $9.99 | one-time |
| Unlock VR Menu | $9.99 | one-time |

**What reviewers like**

- ⭐️ Excellent VR experience
- 🎢 Enjoyable rides and attractions
- 🤩 Immersive and realistic

**What reviewers complain about**

- 🐛 Frequent freezing and crashes
- 💤 Slow loading and unresponsive
- 📺 Excessive ads interrupting gameplay
- 🔍 Limited content and short experiences

**Reported bugs**

- Inability to start the game
- Compatibility issues with certain devices
- Forced phone exit during VR sessions

**Requested features**

- More variety of rides and attractions
- Improved performance and stability
- Reduced ad frequency or ad-free option


## Frequently asked questions

### Is Projector Slender 3D Prank free?

Projector Slender 3D Prank is free to download, with no in-app purchases.

### Is VR Space Roller Coaster Galaxy free?

VR Space Roller Coaster Galaxy is free to download, with in-app purchases available.

### Which has better reviews, Projector Slender 3D Prank or VR Space Roller Coaster Galaxy?

VR Space Roller Coaster Galaxy is rated higher. Projector Slender 3D Prank averages 2.1 out of 5 from 40 ratings, while VR Space Roller Coaster Galaxy averages 4.5 from 1.5K ratings.

### Do Projector Slender 3D Prank or VR Space Roller Coaster Galaxy have ads?

VR Space Roller Coaster Galaxy shows ads; Projector Slender 3D Prank does not.

### Which is updated more often, Projector Slender 3D Prank or VR Space Roller Coaster Galaxy?

Projector Slender 3D Prank ships an update every 9 months, and VR Space Roller Coaster Galaxy every 4 months. Most recently, Projector Slender 3D Prank was updated on October 22, 2026 and VR Space Roller Coaster Galaxy on October 29, 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.*