# Vain（ヴェイン） vs POOLHAIR

The clearest difference is update cadence: Vain（ヴェイン） at every 7 months against POOLHAIR's every 38 months. On price, ads, 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.

Vain（ヴェイン） ships an update every 7 months, POOLHAIR every 38 months. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Vain（ヴェイン） | POOLHAIR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 38 months |
| Size | 3 MB | 3 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoya Takahashi](https://appshunter.io/developer/1301211980) | [KAZUHITO SUGITA](https://appshunter.io/developer/1647122799) |

## What reviewers say

### Vain（ヴェイン）

[App page](https://appshunter.io/ios/app/vain/id1461452093)

**Features:** macOS Compatibility

**In-app purchases:** none


### POOLHAIR

[App page](https://appshunter.io/ios/app/poolhair/id6443540850)

**In-app purchases:** none


## Frequently asked questions

### Is Vain（ヴェイン） free?

Vain（ヴェイン） is free to download, with no in-app purchases.

### Is POOLHAIR free?

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

### Do Vain（ヴェイン） or POOLHAIR have ads?

Neither Vain（ヴェイン） nor POOLHAIR shows ads.

### Which is updated more often, Vain（ヴェイン） or POOLHAIR?

Vain（ヴェイン） ships an update every 7 months, and POOLHAIR every 38 months. Most recently, Vain（ヴェイン） was updated on October 7, 2026 and POOLHAIR on October 9, 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.*