# Flat Pattern Bend Calculator vs Sheet Metal Master

The clearest difference is ads: Sheet Metal Master at none against Flat Pattern Bend Calculator's shown. Flat Pattern Bend Calculator's advantage is update cadence (every 6 weeks vs every 5 months) and iOS requirement (15.0 vs 17.0). 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 month and Sheet Metal Master sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Flat Pattern Bend Calculator ships an update every 6 weeks, Sheet Metal Master every 5 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Flat Pattern Bend Calculator | Sheet Metal Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (152 ratings)](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922/reviews)** | — |
| Number of ratings | **152** | — |
| Positive reviews | 46.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [磊 高](https://appshunter.io/developer/1879509033) |

## 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 |
| --- | --- | --- |
| MONTHLY UNLOCK | $4.99 | per month |
| Weekly Subscription | $4.99 | per 7 days |
| Offer : Yearly Access | $19.99 | per year |
| YEARLY UNLOCK | $29.99 | per year |
| Yearly Access | $39.99 | per year |
| LIFETIME UNLOCK | $49.99 | one-time |


### Sheet Metal Master

[App page](https://appshunter.io/ios/app/sheet-metal-master/id6759945933)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SheetMetal Master | $4.99 | per month |


## 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 Master free?

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

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

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

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

Flat Pattern Bend Calculator ships an update every 6 weeks, and Sheet Metal Master every 5 months. Most recently, Flat Pattern Bend Calculator was updated on November 6, 2026 and Sheet Metal Master on November 5, 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.*