# Slendrina vs Outer Space Call Prank

The clearest difference is rating: Slendrina at 4.2 against Outer Space Call Prank's 3.1. Slendrina also leads on review sentiment (86% vs 56%) and ratings volume (473 vs 25). Outer Space Call Prank's advantage is update cadence (every 26 months vs every 55 months) and iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Slendrina holds the better App Store score, 4.2 against 3.1. That said, the two scores are not equally well evidenced: Slendrina has 473 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 86% of Slendrina's written reviews are positive against 56% of Outer Space Call Prank's.

Slendrina ships an update every 55 months, Outer Space Call Prank every 26 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Slendrina | Outer Space Call Prank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (473 ratings)](https://appshunter.io/ios/app/slendrina-the-school/id1224617455/reviews)** | [3.1 (25 ratings)](https://appshunter.io/ios/app/outer-space-call-prank/id1536579565/reviews) |
| Number of ratings | **473** | 25 |
| Positive reviews | **85.7% of reviews** | 55.6% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 55 months | **Every 26 months** |
| Monetization | Ad-supported | Ad-supported |
| Size | 146 MB | 35 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Dennis Vukanovic](https://appshunter.io/developer/954916186) | [PHB Media Ltd](https://appshunter.io/developer/449688752) |

## What reviewers say

### Slendrina

[App page](https://appshunter.io/ios/app/slendrina-the-school/id1224617455)

Explore a haunted old school and find eight fuses to unlock a door. You must also locate a personal belonging and keys to progress. Collect health boxes to recover from injuries in this terrifying adventure.

**Highlights:** Find 8 fuses, Unlock a locked door, Locate personal belongings, Find keys to open doors, Collect health boxes, Explore an old school environment

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging gameplay
- 🚀 Easy to play
- 💡 Interesting story and lore
- 🤩 Scary and thrilling experience

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔍 Difficulty finding last few items
- 🕰️ Game can be too short

**Reported bugs**

- Crashes when trying to exit the game
- Inability to find the last few items needed to progress

**Requested features**

- Add more game modes and difficulty levels
- Expand the Slendrina universe with new games
- Improve performance and stability


### Outer Space Call Prank

[App page](https://appshunter.io/ios/app/outer-space-call-prank/id1536579565)

Receive simulated calls from various animated characters from outer space, including spacemen, aliens, and robots. This app provides unique sounds and animations for each caller, making it a fun tool for pranking friends and family.

**Highlights:** Simulated calls from space characters, Animated characters, Unique caller sounds and voices, Prank and entertainment app, Discover different space callers

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Slendrina free?

Slendrina is free to download, with no in-app purchases.

### Is Outer Space Call Prank free?

Outer Space Call Prank is free to download, with no in-app purchases.

### Which has better reviews, Slendrina or Outer Space Call Prank?

Slendrina is rated higher. Slendrina averages 4.2 out of 5 from 473 ratings, while Outer Space Call Prank averages 3.1 from 25 ratings.

### Do Slendrina or Outer Space Call Prank have ads?

Both Slendrina and Outer Space Call Prank show ads.

### Which is updated more often, Slendrina or Outer Space Call Prank?

Slendrina ships an update every 55 months, and Outer Space Call Prank every 26 months. Most recently, Slendrina was updated on October 13, 2026 and Outer Space Call Prank on October 8, 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.*