# Trigonometric vs Power Triange Calculator

The clearest difference is update cadence: Power Triange Calculator at every 6 days against Trigonometric's every 15 months. Power Triange Calculator also leads on iOS requirement (9.3 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Trigonometric ships an update every 15 months, Power Triange Calculator every 6 days. The most recent releases landed on November 3, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Trigonometric | Power Triange Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 days** |
| Size | 49 MB | 24 MB |
| Requires iOS | 15.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hirenkumar patel](https://appshunter.io/developer/393288416) | [Octagon Seven LLC](https://appshunter.io/developer/1200115862) |

## What reviewers say

### Trigonometric

[App page](https://appshunter.io/ios/app/trigonometric/id536651720)

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

**In-app purchases:** none


### Power Triange Calculator

[App page](https://appshunter.io/ios/app/power-triange-calculator/id1330408749)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometric free?

Trigonometric is free to download, with no in-app purchases.

### Is Power Triange Calculator free?

Power Triange Calculator is free to download, with no in-app purchases.

### Do Trigonometric or Power Triange Calculator have ads?

Neither Trigonometric nor Power Triange Calculator shows ads.

### Which is updated more often, Trigonometric or Power Triange Calculator?

Trigonometric ships an update every 15 months, and Power Triange Calculator every 6 days. Most recently, Trigonometric was updated on November 3, 2026 and Power Triange Calculator on October 26, 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.*