# OOONAIL vs PLAIN nail studio 【公式アプリ】

OOONAIL and PLAIN nail studio 【公式アプリ】 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

OOONAIL ships an update every 39 months, PLAIN nail studio 【公式アプリ】 every 42 months. The most recent releases landed on May 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | OOONAIL | PLAIN nail studio 【公式アプリ】 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 39 months** | Every 42 months |
| Size | 16 MB | 62 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KAE KATSUTA](https://appshunter.io/developer/1490961642) | [MAYO KINOSHITA](https://appshunter.io/developer/1566508390) |

## What reviewers say

### OOONAIL

[App page](https://appshunter.io/ios/app/ooonail/id1490961643)

**In-app purchases:** none


### PLAIN nail studio 【公式アプリ】

[App page](https://appshunter.io/ios/app/plain-nail-studio/id1566508388)

**In-app purchases:** none


## Frequently asked questions

### Is OOONAIL free?

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

### Is PLAIN nail studio 【公式アプリ】 free?

PLAIN nail studio 【公式アプリ】 is free to download, with no in-app purchases.

### Do OOONAIL or PLAIN nail studio 【公式アプリ】 have ads?

Neither OOONAIL nor PLAIN nail studio 【公式アプリ】 shows ads.

### Which is updated more often, OOONAIL or PLAIN nail studio 【公式アプリ】?

OOONAIL ships an update every 39 months, and PLAIN nail studio 【公式アプリ】 every 42 months. Most recently, OOONAIL was updated on May 20, 2026 and PLAIN nail studio 【公式アプリ】 on September 10, 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.*