# ハロルドがどんどんデカくなっていくだけのＲＰＧ vs f(x)

The clearest difference is ads: f(x) at none against ハロルドがどんどんデカくなっていくだけのＲＰＧ's shown. f(x) also leads on update cadence (monthly vs every 27 months). ハロルドがどんどんデカくなっていくだけのＲＰＧ's advantage is iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

ハロルドがどんどんデカくなっていくだけのＲＰＧ ships an update every 27 months, f(x) monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ハロルドがどんどんデカくなっていくだけのＲＰＧ | f(x) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 27 months | **Monthly** |
| Size | 54 MB | 77 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Satoru Higuchi](https://appshunter.io/developer/1114844580) | [Ryo Matsumoto](https://appshunter.io/developer/1725054568) |

## What reviewers say

### ハロルドがどんどんデカくなっていくだけのＲＰＧ

[App page](https://appshunter.io/ios/app/id1595548755)

**Features:** macOS Compatibility

**In-app purchases:** none


### f(x)

[App page](https://appshunter.io/ios/app/fx/id6475749250)

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

**In-app purchases:** none


## Frequently asked questions

### Is ハロルドがどんどんデカくなっていくだけのＲＰＧ free?

ハロルドがどんどんデカくなっていくだけのＲＰＧ is free to download, with no in-app purchases.

### Is f(x) free?

f(x) is free to download, with no in-app purchases.

### Do ハロルドがどんどんデカくなっていくだけのＲＰＧ or f(x) have ads?

ハロルドがどんどんデカくなっていくだけのＲＰＧ shows ads; f(x) does not.

### Which is updated more often, ハロルドがどんどんデカくなっていくだけのＲＰＧ or f(x)?

ハロルドがどんどんデカくなっていくだけのＲＰＧ ships an update every 27 months, and f(x) monthly. Most recently, ハロルドがどんどんデカくなっていくだけのＲＰＧ was updated on October 27, 2026 and f(x) on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*