# Owens Corning Product Solution vs Roofing Ventilation Calculator

The clearest difference is review sentiment: Owens Corning Product Solution at 67% against Roofing Ventilation Calculator's 0%. Owens Corning Product Solution also leads on rating (5.0 vs 3.0) and iOS requirement (10.0 vs 13.0). Roofing Ventilation Calculator's advantage is update cadence (every 3 months vs every 7 months) and ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Owens Corning Product Solution holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 67% of Owens Corning Product Solution's written reviews are positive against 0% of Roofing Ventilation Calculator's.

Owens Corning Product Solution ships an update every 7 months, Roofing Ventilation Calculator every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Owens Corning Product Solution | Roofing Ventilation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/owens-corning-product-solution/id526596196/reviews)** | [3.0 (6 ratings)](https://appshunter.io/ios/app/roofing-ventilation-calculator/id1035643148/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 35 MB | 34 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Owens Corning Sales, LLC](https://appshunter.io/developer/526596199) | [Saint-Gobain](https://appshunter.io/developer/543924473) |

## What reviewers say

### Owens Corning Product Solution

[App page](https://appshunter.io/ios/app/owens-corning-product-solution/id526596196)

Access a comprehensive library of insulation solutions for various building needs. Tools and guides are available for architects, builders, engineers, and HERS raters, providing quick access to industry information.

**Highlights:** Insulation solutions library, Tools for architects and builders, Industry information access, Manufacturer's Guide, Residential systems builder's guide

**Features:** macOS Compatibility

**In-app purchases:** none


### Roofing Ventilation Calculator

[App page](https://appshunter.io/ios/app/roofing-ventilation-calculator/id1035643148)

Calculate the necessary amount of ventilation products for an attic space. Input attic dimensions or square footage to receive results based on the NFA 1/300 rule for balanced ventilation.

**Highlights:** Attic dimension input, Square footage input, NFA 1/300 rule calculation, Ventilation product quantity determination, Balanced ventilation planning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Owens Corning Product Solution free?

Owens Corning Product Solution is free to download, with no in-app purchases.

### Is Roofing Ventilation Calculator free?

Roofing Ventilation Calculator is free to download, with no in-app purchases.

### Which has better reviews, Owens Corning Product Solution or Roofing Ventilation Calculator?

Owens Corning Product Solution is rated higher. Owens Corning Product Solution averages 5.0 out of 5 from 2 ratings, while Roofing Ventilation Calculator averages 3.0 from 6 ratings.

### Do Owens Corning Product Solution or Roofing Ventilation Calculator have ads?

Neither Owens Corning Product Solution nor Roofing Ventilation Calculator shows ads.

### Which is updated more often, Owens Corning Product Solution or Roofing Ventilation Calculator?

Owens Corning Product Solution ships an update every 7 months, and Roofing Ventilation Calculator every 3 months. Most recently, Owens Corning Product Solution was updated on October 23, 2026 and Roofing Ventilation Calculator 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.*