# Brookvent Configurator vs Flat Pattern & Bend Calculator

The clearest difference is in-app purchases: Brookvent Configurator at none against Flat Pattern & Bend Calculator's 2. Flat Pattern & Bend Calculator's advantage is iOS requirement (15.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Flat Pattern & Bend Calculator sells 2 in-app purchases, starting at $4.99 per month. Brookvent Configurator asks for nothing beyond the download.

Brookvent Configurator ships an update every 6 months, Flat Pattern & Bend Calculator every 4 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Brookvent Configurator | Flat Pattern & Bend Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/flat-pattern-and-bend-calculator/id6747935750/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 16 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BORNICO SP Z O O](https://appshunter.io/developer/1787908049) | [AdityaKumar Patel](https://appshunter.io/developer/1769783453) |

## What reviewers say

### Brookvent Configurator

[App page](https://appshunter.io/ios/app/brookvent-configurator/id6744582391)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flat Pattern & Bend Calculator

[App page](https://appshunter.io/ios/app/flat-pattern-and-bend-calculator/id6747935750)

Calculate precise flat pattern dimensions for various fabricated metal components, from simple bends to complex shapes like elbows, lobsterbacks, and cones. This tool assists fabricators, welders, and engineers in generating accurate layouts for piping, ducting, and pressure vessels.

**Highlights:** Flat pattern calculations for bends, elbows, tees, cones, Supports complex shapes: truncated cones, pyramids, screw flights, Transition layouts: round-to-square, square-to-round, Fast, reliable, and accurate results, Unique and copyright-safe solutions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Access | $4.99 | per month |
| Premium Yearly Access | $29.99 | per year |


## Frequently asked questions

### Is Brookvent Configurator free?

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

### Is Flat Pattern & Bend Calculator free?

Flat Pattern & Bend Calculator is free to download, with in-app purchases available.

### Do Brookvent Configurator or Flat Pattern & Bend Calculator have ads?

Neither Brookvent Configurator nor Flat Pattern & Bend Calculator shows ads.

### Which is updated more often, Brookvent Configurator or Flat Pattern & Bend Calculator?

Brookvent Configurator ships an update every 6 months, and Flat Pattern & Bend Calculator every 4 months. Most recently, Brookvent Configurator was updated on October 28, 2026 and Flat Pattern & Bend 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.*