# Phase Calc vs Series Parallel Calculator

The clearest difference is price: Series Parallel Calculator at Free against Phase Calc's $1.99. Series Parallel Calculator also leads on iOS requirement (12.0 vs 17.0). Phase Calc's advantage is rating (5.0 vs 4.5) and ads (none vs shown). On ratings volume, in-app purchases and device support there is nothing between them.

Series Parallel Calculator is free to download; Phase Calc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Phase Calc holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

## The numbers

| Metric | Phase Calc | Series Parallel Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/phase-calc/id837266300/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/series-parallel-calculator/id6737332345/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | — |
| Monetization | Paid | **Ad-supported** |
| Size | 13 MB | 30 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Donnie Herman](https://appshunter.io/developer/837266303) | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) |

## 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


### Series Parallel Calculator

[App page](https://appshunter.io/ios/app/series-parallel-calculator/id6737332345)

Calculate resistors, capacitors, and inductors in series and parallel circuits. This tool simplifies complex electrical circuit analysis for professionals and students, providing instant, accurate results for various configurations.

**Highlights:** Series and parallel calculations, Resistor, capacitor, and inductor calculation, Mixed circuit solver, User-friendly interface, Instant results, Circuit analysis

**In-app purchases:** none


## Frequently asked questions

### Is Phase Calc free?

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

### Is Series Parallel Calculator free?

Series Parallel Calculator is free to download, with no in-app purchases.

### Which has better reviews, Phase Calc or Series Parallel Calculator?

Phase Calc is rated higher. Phase Calc averages 5.0 out of 5 from 4 ratings, while Series Parallel Calculator averages 4.5 from 2 ratings.

### Do Phase Calc or Series Parallel Calculator have ads?

Series Parallel Calculator shows ads; Phase Calc does not.

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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.*