# Flat Pattern & Bend Calculator vs BWTLaserEn

The clearest difference is in-app purchases: BWTLaserEn at none against Flat Pattern & Bend Calculator's 2. BWTLaserEn also leads on update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement 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. BWTLaserEn asks for nothing beyond the download.

Flat Pattern & Bend Calculator ships an update every 4 months, BWTLaserEn every 2 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Flat Pattern & Bend Calculator | BWTLaserEn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flat-pattern-and-bend-calculator/id6747935750/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 35 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AdityaKumar Patel](https://appshunter.io/developer/1769783453) | [天津凯普林光电科技有限公司](https://appshunter.io/developer/1495122445) |

## What reviewers say

### 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 |


### BWTLaserEn

[App page](https://appshunter.io/ios/app/bwtlaseren/id6748806938)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flat Pattern & Bend Calculator free?

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

### Is BWTLaserEn free?

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

### Do Flat Pattern & Bend Calculator or BWTLaserEn have ads?

Neither Flat Pattern & Bend Calculator nor BWTLaserEn shows ads.

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

Flat Pattern & Bend Calculator ships an update every 4 months, and BWTLaserEn every 2 months. Most recently, Flat Pattern & Bend Calculator was updated on October 7, 2026 and BWTLaserEn on October 11, 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.*