# Phase Calc vs n Matrix Calculator

Phase Calc and n Matrix Calculator are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Phase Calc costs $1.99 and n Matrix Calculator $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Phase Calc ships an update every 6 weeks, n Matrix Calculator monthly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Phase Calc | n Matrix Calculator |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/phase-calc/id837266300/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Paid | — |
| Size | 13 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Donnie Herman](https://appshunter.io/developer/837266303) | [Sota Takasugi](https://appshunter.io/developer/1713502017) |

## What reviewers say

### Phase Calc

[App page](https://appshunter.io/ios/app/phase-calc/id837266300)

This advanced engineering app performs complex electrical calculations for three-phase power systems. It offers tools for students, technicians, and engineers to analyze unbalanced systems, perform sequence transformations, and access reference libraries. Results can be easily exported for documentation and sharing.

**Highlights:** Symmetrical component analysis, Three-phase power system calculations, Phase-to-sequence and sequence-to-phase transformations, Polar and rectangular input support, Specialized calculators and reference libraries, Exportable results for documentation

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

**In-app purchases:** none


### n Matrix Calculator

[App page](https://appshunter.io/ios/app/n-matrix-calculator/id6477749139)

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

**In-app purchases:** none


## Frequently asked questions

### Is Phase Calc free?

Phase Calc costs $1.99, with no in-app purchases.

### Is n Matrix Calculator free?

n Matrix Calculator costs $1.99, with no in-app purchases.

### Do Phase Calc or n Matrix Calculator have ads?

Neither Phase Calc nor n Matrix Calculator shows ads.

### Which is updated more often, Phase Calc or n Matrix Calculator?

Phase Calc ships an update every 6 weeks, and n Matrix Calculator monthly. Most recently, Phase Calc was updated on October 23, 2026 and n Matrix Calculator on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*