# Flat Pattern Bend Calculator vs Sheet Metal Calculator

The clearest difference is review sentiment: Flat Pattern Bend Calculator at 45% against Sheet Metal Calculator's 0%. Flat Pattern Bend Calculator also leads on rating (4.6 vs 1.4) and ratings volume (151 vs 9). Sheet Metal Calculator's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Flat Pattern Bend Calculator sells 6 in-app purchases, starting at $4.99 per 7 days and Sheet Metal Calculator sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Flat Pattern Bend Calculator holds the better App Store score, 4.6 against 1.4. That said, the two scores are not equally well evidenced: Flat Pattern Bend Calculator has 151 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 45% of Flat Pattern Bend Calculator's written reviews are positive against 0% of Sheet Metal Calculator's.

Flat Pattern Bend Calculator ships an update every 2 months, Sheet Metal Calculator every 4 months. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Flat Pattern Bend Calculator | Sheet Metal Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (151 ratings)](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922/reviews)** | [1.4 (9 ratings)](https://appshunter.io/ios/app/sheet-metal-calculator/id6469767934/reviews) |
| Number of ratings | **151** | 9 |
| Positive reviews | **45.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 61 MB | 39 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) |

## What reviewers say

### Flat Pattern Bend Calculator

[App page](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922)

This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.

**Highlights:** Cone calculations, Frustum calculations, Truncated cylinder layouts, Bend allowance calculations, Transition piece generation, Complex shape patterns

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| MONTHLY UNLOCK | $6.99 | per month |
| Offer : Yearly Access | $29.99 | per year |
| Yearly Access | $39.99 | per year |
| YEARLY UNLOCK | $39.99 | per year |
| LIFETIME UNLOCK | $69.99 | one-time |


### Sheet Metal Calculator

[App page](https://appshunter.io/ios/app/sheet-metal-calculator/id6469767934)

This app simplifies sheet metal calculations for professionals and DIYers. It helps determine material thickness, size, weight, bend allowances, and cut lengths. Features include material selection, unit conversions, and geometric shape calculations.

**Highlights:** Material selection database, Thickness and size calculations, Accurate weight estimations, Bend allowance and K-factor calculation, Cut length and offcut optimization, Unit conversion tools, Geometric shape calculations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Monthly | $8.99 | per month |
| Yearly | $17.99 | per year |


## Frequently asked questions

### Is Flat Pattern Bend Calculator free?

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

### Is Sheet Metal Calculator free?

Sheet Metal Calculator is free to download, with in-app purchases available.

### Which has better reviews, Flat Pattern Bend Calculator or Sheet Metal Calculator?

Flat Pattern Bend Calculator is rated higher. Flat Pattern Bend Calculator averages 4.6 out of 5 from 151 ratings, while Sheet Metal Calculator averages 1.4 from 9 ratings.

### Do Flat Pattern Bend Calculator or Sheet Metal Calculator have ads?

Flat Pattern Bend Calculator shows ads; Sheet Metal Calculator does not.

### Which is updated more often, Flat Pattern Bend Calculator or Sheet Metal Calculator?

Flat Pattern Bend Calculator ships an update every 2 months, and Sheet Metal Calculator every 4 months. Most recently, Flat Pattern Bend Calculator was updated on September 24, 2026 and Sheet Metal Calculator on September 22, 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.*