# 鋼材tap V1 vs HD Visual Communication Mobile

The clearest difference is in-app purchases: HD Visual Communication Mobile at none against 鋼材tap V1's 1. HD Visual Communication Mobile also leads on ads (none vs shown) and review sentiment (100% vs 75%). 鋼材tap V1's advantage is update cadence (every 8 days vs every 5 months). 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. HD Visual Communication Mobile asks for nothing beyond the download.

鋼材tap V1 ships an update every 8 days, HD Visual Communication Mobile every 5 months. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | 鋼材tap V1 | HD Visual Communication Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 MB | 16 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOGUCHI, CO., LTD.](https://appshunter.io/developer/668415384) | [Panasonic Connect Co., Ltd.](https://appshunter.io/developer/646285651) |

## 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 |


### HD Visual Communication Mobile

[App page](https://appshunter.io/ios/app/hd-visual-communication-mobile/id848213324)

Connect to Panasonic HD Visual Communications Systems for one-to-one or multi-point video conferences. Easily set up a communication environment without complex router configurations. Participate in meetings from your office or on the go.

**Highlights:** Connects to Panasonic HD Visual Communications Systems, Participate in one-to-one video conferences, Participate in multi-point video conferences, Use from office or on the go, Easy setup via NAT Traversal service, IP address connection option

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

**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 HD Visual Communication Mobile free?

HD Visual Communication Mobile is free to download, with no in-app purchases.

### Do 鋼材tap V1 or HD Visual Communication Mobile have ads?

鋼材tap V1 shows ads; HD Visual Communication Mobile does not.

### Which is updated more often, 鋼材tap V1 or HD Visual Communication Mobile?

鋼材tap V1 ships an update every 8 days, and HD Visual Communication Mobile every 5 months. Most recently, 鋼材tap V1 was updated on October 26, 2026 and HD Visual Communication Mobile on October 23, 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.*