# 鉄鋼新聞 vs 積算知の館

The clearest difference is update cadence: 積算知の館 at every 4 weeks against 鉄鋼新聞's every 9 months. 鉄鋼新聞's advantage is iOS requirement (10.0 vs 15.1). 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.

鉄鋼新聞 ships an update every 9 months, 積算知の館 every 4 weeks. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 鉄鋼新聞 | 積算知の館 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 weeks** |
| Size | 12 MB | 35 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社鉄鋼新聞社](https://appshunter.io/developer/1548438754) | [公益社団法人 日本建築積算協会](https://appshunter.io/developer/1769558850) |

## What reviewers say

### 鉄鋼新聞

[App page](https://appshunter.io/ios/app/id1548438752)

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

**In-app purchases:** none


### 積算知の館

[App page](https://appshunter.io/ios/app/yakata/id6702011189)

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

**In-app purchases:** none


## Frequently asked questions

### Is 鉄鋼新聞 free?

鉄鋼新聞 is free to download, with no in-app purchases.

### Is 積算知の館 free?

積算知の館 is free to download, with no in-app purchases.

### Do 鉄鋼新聞 or 積算知の館 have ads?

Neither 鉄鋼新聞 nor 積算知の館 shows ads.

### Which is updated more often, 鉄鋼新聞 or 積算知の館?

鉄鋼新聞 ships an update every 9 months, and 積算知の館 every 4 weeks. Most recently, 鉄鋼新聞 was updated on November 7, 2026 and 積算知の館 on November 4, 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.*