# Phase Calc vs Antilog Calculator

The clearest difference is price: Antilog Calculator at Free against Phase Calc's $1.99. Antilog Calculator also leads on iOS requirement (13.0 vs 17.0). Phase Calc's advantage is update cadence (every 6 weeks vs every 12 months). On ads, in-app purchases and device support there is nothing between them.

Antilog 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 ships an update every 6 weeks, Antilog Calculator every 12 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Phase Calc | Antilog Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| 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** | Every 12 months |
| Monetization | Paid | — |
| Size | 13 MB | 43 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Donnie Herman](https://appshunter.io/developer/837266303) | [Stage Coding](https://appshunter.io/developer/1637068135) |

## 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


### Antilog Calculator

[App page](https://appshunter.io/ios/app/antilog-calculator/id1618658500)

**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 Antilog Calculator free?

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

### Do Phase Calc or Antilog Calculator have ads?

Neither Phase Calc nor Antilog Calculator shows ads.

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

Phase Calc ships an update every 6 weeks, and Antilog Calculator every 12 months. Most recently, Phase Calc was updated on October 23, 2026 and Antilog Calculator on October 27, 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.*