# またおじいちゃんがいない vs エスパーボーイ

The clearest difference is review sentiment: エスパーボーイ at 96% against またおじいちゃんがいない's 77%. エスパーボーイ also leads on rating (4.8 vs 4.6). またおじいちゃんがいない's advantage is ratings volume (118 vs 38) and iOS requirement (10.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

エスパーボーイ holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 118 and 38 respectively. Written reviews point the same way: 77% of またおじいちゃんがいない's written reviews are positive against 96% of エスパーボーイ's.

またおじいちゃんがいない ships an update monthly, エスパーボーイ every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | またおじいちゃんがいない | エスパーボーイ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (118 ratings)](https://appshunter.io/ios/app/id1438204663/reviews) | **[4.8 (38 ratings)](https://appshunter.io/ios/app/id6449449287/reviews)** |
| Number of ratings | **118** | 38 |
| Positive reviews | 77.3% of reviews | **96.2% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Ad-supported | Ad-supported |
| Size | 553 MB | 137 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [GOODROID,Inc.](https://appshunter.io/developer/951688937) | [GlobalGear Co. Ltd.](https://appshunter.io/developer/670168140) |

## What reviewers say

### またおじいちゃんがいない

[App page](https://appshunter.io/ios/app/id1438204663)

Search for your grandfather who has disappeared unexpectedly! Explore various locations, find hidden items, and solve puzzles to bring him back. You'll likely become a fan of Grandpa by the time you finish!

**Highlights:** Tap to get items, Scroll to view rooms, Drag and drop items, Solve puzzles, Find hidden grandfather

**Features:** Vision Pro support

**In-app purchases:** none


### エスパーボーイ

[App page](https://appshunter.io/ios/app/id6449449287)

Experience a unique escape game where you play as a psychic student who can use telekinesis, teleportation, and mind-reading. Guide the mysterious transfer student through challenges while keeping your powers a secret. Solve puzzles using various psychic abilities and items.

**Highlights:** Telekinesis, Teleportation, Mind-reading, Item usage, Hint system, Secret identity

**In-app purchases:** none


## Frequently asked questions

### Is またおじいちゃんがいない free?

またおじいちゃんがいない is free to download, with no in-app purchases.

### Is エスパーボーイ free?

エスパーボーイ is free to download, with no in-app purchases.

### Which has better reviews, またおじいちゃんがいない or エスパーボーイ?

エスパーボーイ is rated higher. またおじいちゃんがいない averages 4.6 out of 5 from 118 ratings, while エスパーボーイ averages 4.8 from 38 ratings.

### Do またおじいちゃんがいない or エスパーボーイ have ads?

Both またおじいちゃんがいない and エスパーボーイ show ads.

### Which is updated more often, またおじいちゃんがいない or エスパーボーイ?

またおじいちゃんがいない ships an update monthly, and エスパーボーイ every 5 weeks. Most recently, またおじいちゃんがいない was updated on October 26, 2026 and エスパーボーイ on October 27, 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.*