# 鋼材tap V1 vs S/F com

The clearest difference is in-app purchases: S/F com at none against 鋼材tap V1's 1. S/F com also leads on iOS requirement (15.0 vs 17.6). On price there is nothing between them.

Both are free to download. 鋼材tap V1 sells 1 in-app purchase, starting at $0.99 per month. S/F com asks for nothing beyond the download.

## The numbers

| Metric | 鋼材tap V1 | S/F com |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 9 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 107 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [TOGUCHI, CO., LTD.](https://appshunter.io/developer/668415384) | [DATA LOGIC Co,.Ltd.](https://appshunter.io/developer/1560784318) |

## What reviewers say

### 鋼材tap V1

[App page](https://appshunter.io/ios/app/tap-v1/id668471425)

This app calculates the weight and surface area of various steel types used in Japan. It supports numerous steel sections, plates, tubes, and pipes, and allows for sharing and emailing calculations. It also offers cross-sectional shape and performance calculations.

**Highlights:** Steel weight calculation, Surface area calculation, Cross-sectional shape and performance calculation, Support for Japanese JIS standards, Extensive steel type library, Share and email calculations, CSV export

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $0.99 | per month |


### S/F com

[App page](https://appshunter.io/ios/app/sf-com-pass/id6444147891)

**In-app purchases:** none


## Frequently asked questions

### Is 鋼材tap V1 free?

鋼材tap V1 is free to download, with in-app purchases available.

### Is S/F com free?

S/F com is free to download, with no in-app purchases.

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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.*