# Electrical Formulator vs Z Platform

The clearest difference is in-app purchases: Z Platform at none against Electrical Formulator's 1. Z Platform also leads on update cadence (every 5 days vs every 2 months) and ratings volume (6 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Electrical Formulator sells 1 one-off in-app purchase. Z Platform asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Electrical Formulator against 5.0 for Z Platform. That said, the two scores are not equally well evidenced: Z Platform has 6 ratings behind it against 1, so its average is the more settled of the two.

Electrical Formulator ships an update every 2 months, Z Platform every 5 days. The most recent releases landed on September 3, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Electrical Formulator | Z Platform |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-formulator/id299749412/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/z-platform/id6751442873/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 16.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Freemium | **Free** |
| Size | 16 MB | 68 MB |
| Requires iOS | **18.4** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [Egalvanic LLC](https://appshunter.io/developer/1835143918) |

## What reviewers say

### Electrical Formulator

[App page](https://appshunter.io/ios/app/electrical-formulator/id299749412)

This app provides a comprehensive suite of electrical calculation tools for design and engineering challenges. It offers hundreds of conversion and calculation options, with features to save, print, and email results. Easily access frequently used and recently accessed formulas, with all calculations automatically stored.

**Highlights:** Over 100 electrical formulas, Save and organize results, Share results via email or print, Access most-used and recent formulas, Supports US/Imperial and metric units, Formula categories for batteries, motors, transformers, and more

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features For Electrcial | $1.99 | one-time |


### Z Platform

[App page](https://appshunter.io/ios/app/z-platform/id6751442873)

This platform provides tools for managing electrical distribution system maintenance. It supports tasks related to electrical maintenance, data collection, and quoting for service providers.

**Highlights:** Work session management, NFPA 70B and 70E compliance support, Infrared thermography tools, Arc Flash Hazard Analysis data collection, Multi-year maintenance quoting, De-energized testing support

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

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Formulator free?

Electrical Formulator is free to download, with in-app purchases available.

### Is Z Platform free?

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

### Which has better reviews, Electrical Formulator or Z Platform?

Electrical Formulator and Z Platform are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do Electrical Formulator or Z Platform have ads?

Neither Electrical Formulator nor Z Platform shows ads.

### Which is updated more often, Electrical Formulator or Z Platform?

Electrical Formulator ships an update every 2 months, and Z Platform every 5 days. Most recently, Electrical Formulator was updated on September 3, 2026 and Z Platform on September 10, 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.*