# Decking calculator, material vs Nowak Supply

The clearest difference is review sentiment: Nowak Supply at 100% against Decking calculator, material's 33%. Nowak Supply also leads on in-app purchases (none vs 1) and rating (5.0 vs 4.5). Decking calculator, material's advantage is ratings volume (176 vs 1) and iOS requirement (13.0 vs 18.1). On price, ads and device support there is nothing between them.

Both are free to download. Decking calculator, material sells 1 one-off in-app purchase. Nowak Supply asks for nothing beyond the download.

Nowak Supply holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Decking calculator, material has 176 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of Decking calculator, material's written reviews are positive against 100% of Nowak Supply's.

Decking calculator, material ships an update every 6 months, Nowak Supply every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Decking calculator, material | Nowak Supply |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (176 ratings)](https://appshunter.io/ios/app/decking-calculator-material/id1516587759/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nowak-supply/id6739004293/reviews)** |
| Number of ratings | **176** | 1 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1 MB | 5 MB |
| Requires iOS | **13.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [RL McCoy](https://appshunter.io/developer/1378385612) |

## What reviewers say

### Decking calculator, material

[App page](https://appshunter.io/ios/app/decking-calculator-material/id1516587759)

This app helps you estimate the materials and cost for your decking project. It calculates the number of boards, screws, and hidden fasteners required, providing a total cost estimate for deck flooring.

**Highlights:** Calculate decking boards needed, Estimate fasteners (screws/hidden clips), Calculate total material cost, Focuses on deck flooring, Project material estimation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### Nowak Supply

[App page](https://appshunter.io/ios/app/nowak-supply/id6739004293)

This professional-grade tool offers specialized calculators for fire safety, welding, and portable sanitation planning. It generates detailed PDF reports, saves calculation history, and provides expert recommendations for compliance and project optimization.

**Highlights:** Fire Extinguisher Calculator, Welding Calculator (MIG, TIG, Stick), Porta-Jon Calculator, Professional PDF report generation, Calculation history, Offline access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decking calculator, material free?

Decking calculator, material is free to download, with in-app purchases available.

### Is Nowak Supply free?

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

### Which has better reviews, Decking calculator, material or Nowak Supply?

Nowak Supply is rated higher. Decking calculator, material averages 4.5 out of 5 from 176 ratings, while Nowak Supply averages 5.0 from 1 ratings.

### Do Decking calculator, material or Nowak Supply have ads?

Neither Decking calculator, material nor Nowak Supply shows ads.

### Which is updated more often, Decking calculator, material or Nowak Supply?

Decking calculator, material ships an update every 6 months, and Nowak Supply every 3 weeks. Most recently, Decking calculator, material was updated on November 3, 2026 and Nowak Supply 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.*