# FUKUDA vs Construction Roofing calc

The clearest difference is in-app purchases: FUKUDA at none against Construction Roofing calc's 4. FUKUDA also leads on iOS requirement (9.0 vs 16.2). Construction Roofing calc's advantage is update cadence (monthly vs every 38 months). On price, ads and device support there is nothing between them.

Both are free to download. Construction Roofing calc sells 4 in-app purchases, starting at $0.99 per month. FUKUDA asks for nothing beyond the download.

FUKUDA ships an update every 38 months, Construction Roofing calc monthly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FUKUDA | Construction Roofing calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (9 ratings)](https://appshunter.io/ios/app/construction-roofing-calc/id6532623074/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 7 MB |
| Requires iOS | **9.0** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [国强 张](https://appshunter.io/developer/1151273698) | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) |

## What reviewers say

### FUKUDA

[App page](https://appshunter.io/ios/app/fukuda/id1438868551)

**Features:** macOS Compatibility

**In-app purchases:** none


### Construction Roofing calc

[App page](https://appshunter.io/ios/app/construction-roofing-calc/id6532623074)

Simplify roofing projects with a comprehensive calculator app for professionals and DIYers. Quickly estimate materials, calculate cuts, and determine costs for various roof types. Essential tools for accurate and efficient roofing work.

**Highlights:** Birdsmouth Cut calculator, Gambrel Roof calculator, Metal Roof Cost estimator, Rafter Length calculator, Truss Count calculator, Roof Shingle estimator

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ADS | $0.99 | per month |
| Remove ADS Year | $2.99 | per year |
| Remove ADS | $3.99 | one-time |
| Remove ADS | $5.99 | one-time |


## Frequently asked questions

### Is FUKUDA free?

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

### Is Construction Roofing calc free?

Construction Roofing calc is free to download, with in-app purchases available.

### Do FUKUDA or Construction Roofing calc have ads?

Neither FUKUDA nor Construction Roofing calc shows ads.

### Which is updated more often, FUKUDA or Construction Roofing calc?

FUKUDA ships an update every 38 months, and Construction Roofing calc monthly. Most recently, FUKUDA was updated on October 11, 2026 and Construction Roofing calc on October 24, 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.*