# Flat Pattern Bend Calculator vs El Tubero 2.0

The clearest difference is price: Flat Pattern Bend Calculator at Free against El Tubero 2.0's $3.99. Flat Pattern Bend Calculator also leads on rating (4.6 vs 1.0) and review sentiment (47% vs 20%). El Tubero 2.0's advantage is in-app purchases (none vs 6) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Flat Pattern Bend Calculator is free to download; El Tubero 2.0 costs $3.99 up front. Flat Pattern Bend Calculator sells 6 in-app purchases, starting at $4.99 per 7 days. El Tubero 2.0 asks for nothing beyond the download.

Flat Pattern Bend Calculator holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Flat Pattern Bend Calculator has 151 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 47% of Flat Pattern Bend Calculator's written reviews are positive against 20% of El Tubero 2.0's.

Flat Pattern Bend Calculator ships an update every 2 months, El Tubero 2.0 every 6 weeks. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Flat Pattern Bend Calculator | El Tubero 2.0 |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.6 (151 ratings)](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/el-tubero-20/id1520427393/reviews) |
| Number of ratings | **151** | 1 |
| Positive reviews | **46.9% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 61 MB | 83 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Alfredo Pombo](https://appshunter.io/developer/1520427395) |

## 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 |


### El Tubero 2.0

[App page](https://appshunter.io/ios/app/el-tubero-20/id1520427393)

This app helps calculate pipe branch development, fitting runs, bends, and elbow cuts. It also determines bolt sizes, flange dimensions, and includes a unit converter with tightening torques.

**Highlights:** Calculate pipe branch development, Track fitting runs, Calculate bends and elbow cuts, Determine bolt and flange dimensions, Unit converter with tightening torques, Support for 14+ standards including metric stainless steel

**Features:** 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 El Tubero 2.0 free?

El Tubero 2.0 costs $3.99, with no in-app purchases.

### Which has better reviews, Flat Pattern Bend Calculator or El Tubero 2.0?

Flat Pattern Bend Calculator is rated higher. Flat Pattern Bend Calculator averages 4.6 out of 5 from 151 ratings, while El Tubero 2.0 averages 1.0 from 1 ratings.

### Do Flat Pattern Bend Calculator or El Tubero 2.0 have ads?

Flat Pattern Bend Calculator shows ads; El Tubero 2.0 does not.

### Which is updated more often, Flat Pattern Bend Calculator or El Tubero 2.0?

Flat Pattern Bend Calculator ships an update every 2 months, and El Tubero 2.0 every 6 weeks. Most recently, Flat Pattern Bend Calculator was updated on September 28, 2026 and El Tubero 2.0 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.*