# unf vs BTOSアプリ

unf and BTOS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.

unf ships an update every 6 months, BTOSアプリ every 3 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | unf | BTOSアプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 52 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社アンフ・スタイル](https://appshunter.io/developer/1571213957) | [BIG ABILITY CO.,LTD.](https://appshunter.io/developer/1701726865) |

## What reviewers say

### unf

[App page](https://appshunter.io/ios/app/unf-style/id1571213955)

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

**In-app purchases:** none


### BTOSアプリ

[App page](https://appshunter.io/ios/app/btos/id6459304051)

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

**In-app purchases:** none


## Frequently asked questions

### Is unf free?

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

### Is BTOSアプリ free?

BTOSアプリ is free to download, with no in-app purchases.

### Do unf or BTOSアプリ have ads?

Neither unf nor BTOSアプリ shows ads.

### Which is updated more often, unf or BTOSアプリ?

unf ships an update every 6 months, and BTOSアプリ every 3 months. Most recently, unf was updated on November 3, 2026 and BTOSアプリ 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.*