# Flat Pattern Bend Calculator vs Trigonometry Calculator.

The clearest difference is rating: Flat Pattern Bend Calculator at 4.6 against Trigonometry Calculator.'s 4.2. Flat Pattern Bend Calculator also leads on ratings volume (152 vs 20). Trigonometry Calculator.'s advantage is review sentiment (63% vs 47%) and update cadence (every 2 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model 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 Trigonometry Calculator. sells 2 in-app purchases, starting at $2.99 per month. 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 4.2. That said, the two scores are not equally well evidenced: Flat Pattern Bend Calculator has 152 ratings behind it against 20, so its average is the more settled of the two. Written reviews complicate that: 47% of Flat Pattern Bend Calculator's written reviews are positive against 63% of Trigonometry Calculator.'s, so the app with the better star average is not the one people write more warmly about.

Flat Pattern Bend Calculator ships an update every 6 weeks, Trigonometry Calculator. every 2 weeks. The most recent releases landed on November 13, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | Flat Pattern Bend Calculator | Trigonometry Calculator. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (152 ratings)](https://appshunter.io/ios/app/flat-pattern-bend-calculator/id1361485922/reviews)** | [4.2 (20 ratings)](https://appshunter.io/ios/app/trigonometry-calculator/id6741517618/reviews) |
| Number of ratings | **152** | 20 |
| Positive reviews | 46.9% of reviews | **62.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 91 MB | 64 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Horitech](https://appshunter.io/developer/1794537335) |

## 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 |


### Trigonometry Calculator.

[App page](https://appshunter.io/ios/app/trigonometry-calculator/id6741517618)

This app calculates key values for right-angled and scalene triangles with high precision. It offers a user-friendly interface, flexible angle units, and includes a reference guide to trigonometric formulas. A subscription unlocks calculation steps and removes ads.

**Highlights:** Right-angled & scalene triangle support, Formula reference guide, Accurate side, angle, and area calculations, High precision to 14 decimal places, Flexible angle units (degrees/radians), User-friendly interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Annual | $24.99 | 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 Trigonometry Calculator. free?

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

### Which has better reviews, Flat Pattern Bend Calculator or Trigonometry Calculator.?

Flat Pattern Bend Calculator is rated higher. Flat Pattern Bend Calculator averages 4.6 out of 5 from 152 ratings, while Trigonometry Calculator. averages 4.2 from 20 ratings.

### Do Flat Pattern Bend Calculator or Trigonometry Calculator. have ads?

Both Flat Pattern Bend Calculator and Trigonometry Calculator. show ads.

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

Flat Pattern Bend Calculator ships an update every 6 weeks, and Trigonometry Calculator. every 2 weeks. Most recently, Flat Pattern Bend Calculator was updated on November 13, 2026 and Trigonometry Calculator. on November 14, 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.*