# Construction Calculator & Cost vs 関数電卓

The clearest difference is in-app purchases: 関数電卓 at none against Construction Calculator & Cost's 2. 関数電卓 also leads on ads (none vs shown) and update cadence (monthly vs every 3 months). Construction Calculator & Cost's advantage is iOS requirement (15.1 vs 26.5). On price and device support there is nothing between them.

Both are free to download. Construction Calculator & Cost sells 2 in-app purchases, starting at $7.99 per 7 days. 関数電卓 asks for nothing beyond the download.

Construction Calculator & Cost ships an update every 3 months, 関数電卓 monthly. Both last shipped on November 5, 2026.

## The numbers

| Metric | Construction Calculator & Cost | 関数電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/construction-calculator-and-cost/id6760567482/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 108 MB | 8 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZeroPlay Ltd.](https://appshunter.io/developer/1500119722) | [Kouki Yoshimoto](https://appshunter.io/developer/1884780659) |

## What reviewers say

### Construction Calculator & Cost

[App page](https://appshunter.io/ios/app/construction-calculator-and-cost/id6760567482)

This app provides 16 specialized calculators for construction professionals, including concrete, drywall, tile, and roofing. It offers imperial and metric units, works offline, and allows users to input material costs for accurate estimates.

**Highlights:** 16 specialized construction calculators, Imperial and metric unit support, Offline functionality, Material quantity estimation, Cost estimation with user-defined prices, Conversions and formulas displayed, History of recent results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Monthly | $19.99 | per month |


### 関数電卓

[App page](https://appshunter.io/ios/app/scicalc/id6763034302)

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

**In-app purchases:** none


## Frequently asked questions

### Is Construction Calculator & Cost free?

Construction Calculator & Cost is free to download, with in-app purchases available.

### Is 関数電卓 free?

関数電卓 is free to download, with no in-app purchases.

### Do Construction Calculator & Cost or 関数電卓 have ads?

Construction Calculator & Cost shows ads; 関数電卓 does not.

### Which is updated more often, Construction Calculator & Cost or 関数電卓?

Construction Calculator & Cost ships an update every 3 months, and 関数電卓 monthly. Most recently, Construction Calculator & Cost was updated on November 5, 2026 and 関数電卓 on November 5, 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.*