Slendrina vs Outer Space Call Prank
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Slendrina
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.
- Find 8 fuses
- Unlock a locked door
- Locate personal belongings
- Find keys to open doors
- Collect health boxes
- Explore an old school environment
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Slendrina is back in a new scary game! This time you are in an old school where Slendrina at young age use to go to. Try to find 8 fuses that are scattered throughout the school. The 8 fuses will be used to open a locked door. You must also find one of Slendrinas belongings and give it to her, to get something in return. You also need to find keys to open certain doors and health boxes that give you a little more health when you have been injured. Thank you all for your kind ratings you have given me! You are the best! If you want to send an email to me, please write in English or Swedish. The game contains advertising. Have fun!
Outer Space Call Prank
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.
- Simulated calls from space characters
- Animated characters
- Unique caller sounds and voices
- Prank and entertainment app
- Discover different space callers
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Receive calls from a distant galaxy... Who is calling you from Outer Space? - Could it be a Spaceman, alien, robot or something else! Each caller is animated with their own unique sounds! A great app to prank and entertain yourself and your friends! See if you can discover all the different Space Crew & Alien callers. Features: • Many different Space Crew callers to discover. • Spacemen, Space Cowboys, Space Pirates, Robots, Cosmic Plants and Aliens! • Animated characters. • Sound effects and voices for all callers. • Great entertainment prank call app.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Slendrina | Outer Space Call Prank |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (473 ratings) — better | 3.1 (25 ratings) |
| Positive reviews | 85.7% of reviews — better | 55.6% of reviews |
| Number of ratings | 473 — better | 25 |
| Update frequency | Every 55 months | Every 26 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 146 MB | 35 MB |
| Age rating | 12+ | 9+ |
| Developer | Dennis Vukanovic | PHB Media Ltd |
Customer experience
Slendrina
Outer Space Call Prank
Bugs and requests
Slendrina
Reported bugs
2 issues- Crashes when trying to exit the game
- Inability to find the last few items needed to progress
Requested features
3 requests- Add more game modes and difficulty levels
- Expand the Slendrina universe with new games
- Improve performance and stability
Outer Space Call Prank
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Slendrina
No in-app purchases
Outer Space Call Prank
No in-app purchases
Questions
Is Slendrina free?
Is Outer Space Call Prank free?
Which has better reviews, Slendrina or Outer Space Call Prank?
Do Slendrina or Outer Space Call Prank have ads?
Which is updated more often, Slendrina or Outer Space Call Prank?
Other comparisons
