# El Tubero 2.0 vs Trigonometry Calculator.

The clearest difference is price: Trigonometry Calculator. at Free against El Tubero 2.0's $3.99. Trigonometry Calculator. also leads on rating (4.3 vs 1.0) and review sentiment (63% vs 32%). El Tubero 2.0's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Trigonometry Calculator. is free to download; El Tubero 2.0 costs $3.99 up front. Trigonometry Calculator. sells 2 in-app purchases, starting at $2.99 per month. El Tubero 2.0 asks for nothing beyond the download.

Trigonometry Calculator. holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Trigonometry Calculator. has 19 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 32% of El Tubero 2.0's written reviews are positive against 63% of Trigonometry Calculator.'s.

El Tubero 2.0 ships an update every 6 weeks, Trigonometry Calculator. every 2 weeks. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | El Tubero 2.0 | Trigonometry Calculator. |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/el-tubero-20/id1520427393/reviews) | **[4.3 (19 ratings)](https://appshunter.io/ios/app/trigonometry-calculator/id6741517618/reviews)** |
| Number of ratings | 1 | **19** |
| Positive reviews | 32.0% of reviews | **62.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 83 MB | 64 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alfredo Pombo](https://appshunter.io/developer/1520427395) | [Horitech](https://appshunter.io/developer/1794537335) |

## What reviewers say

### 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


### 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 El Tubero 2.0 free?

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

### Is Trigonometry Calculator. free?

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

### Which has better reviews, El Tubero 2.0 or Trigonometry Calculator.?

Trigonometry Calculator. is rated higher. El Tubero 2.0 averages 1.0 out of 5 from 1 ratings, while Trigonometry Calculator. averages 4.3 from 19 ratings.

### Do El Tubero 2.0 or Trigonometry Calculator. have ads?

Trigonometry Calculator. shows ads; El Tubero 2.0 does not.

### Which is updated more often, El Tubero 2.0 or Trigonometry Calculator.?

El Tubero 2.0 ships an update every 6 weeks, and Trigonometry Calculator. every 2 weeks. Most recently, El Tubero 2.0 was updated on October 14, 2026 and Trigonometry Calculator. on October 9, 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.*