# Power Triange Calculator vs Voltius

The clearest difference is update cadence: Power Triange Calculator at every 6 days against Voltius's every 3 weeks. 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.

Power Triange Calculator ships an update every 6 days, Voltius every 3 weeks. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Power Triange Calculator | Voltius |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 24 MB | 20 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Octagon Seven LLC](https://appshunter.io/developer/1200115862) | [Caio Pinheiro](https://appshunter.io/developer/494446833) |

## What reviewers say

### Power Triange Calculator

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltius

[App page](https://appshunter.io/ios/app/voltius/id6764050596)

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

**In-app purchases:** none


## Frequently asked questions

### Is Power Triange Calculator free?

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

### Is Voltius free?

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

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

Neither Power Triange Calculator nor Voltius shows ads.

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

Power Triange Calculator ships an update every 6 days, and Voltius every 3 weeks. Most recently, Power Triange Calculator was updated on October 5, 2026 and Voltius on October 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.*