# Flat Pattern Bend Calculator vs WelderCalc

The clearest difference is ads: WelderCalc at none against Flat Pattern Bend Calculator's shown. WelderCalc also leads on update cadence (every 4 days vs every 2 months). On price, in-app purchases, device support and iOS requirement 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 WelderCalc sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

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

## The numbers

| Metric | Flat Pattern Bend Calculator | WelderCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (151 ratings)](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922/reviews)** | — |
| Number of ratings | **151** | — |
| Positive reviews | 46.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Double Vision USA LLC](https://appshunter.io/developer/1894678139) |

## 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 | $29.99 | per year |
| LIFETIME UNLOCK | $49.99 | one-time |


### WelderCalc

[App page](https://appshunter.io/ios/app/weldercalc-welding-calculator/id6763315264)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $9.99 | per year |
| Pro Unlock | $24.99 | one-time |
| Fab Shop Bundle | $139.99 | one-time |


## Frequently asked questions

### Is Flat Pattern Bend Calculator free?

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

### Is WelderCalc free?

WelderCalc is free to download, with in-app purchases available.

### Do Flat Pattern Bend Calculator or WelderCalc have ads?

Flat Pattern Bend Calculator shows ads; WelderCalc does not.

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

Flat Pattern Bend Calculator ships an update every 2 months, and WelderCalc every 4 days. Most recently, Flat Pattern Bend Calculator was updated on October 24, 2026 and WelderCalc on October 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.*