# Electrical Formulator vs Eaton EPOD Interactive

The clearest difference is in-app purchases: Eaton EPOD Interactive at none against Electrical Formulator's 1. Eaton EPOD Interactive also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 18.4). On price, ads and device support there is nothing between them.

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

Electrical Formulator ships an update every 2 months, Eaton EPOD Interactive every 3 weeks. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Electrical Formulator | Eaton EPOD Interactive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-formulator/id299749412/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 15.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 16 MB | 462 MB |
| Requires iOS | 18.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [Eaton Corporation](https://appshunter.io/developer/439590491) |

## 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 |


### Eaton EPOD Interactive

[App page](https://appshunter.io/ios/app/eaton-epod-interactive/id6758482916)

**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 Eaton EPOD Interactive free?

Eaton EPOD Interactive is free to download, with no in-app purchases.

### Do Electrical Formulator or Eaton EPOD Interactive have ads?

Neither Electrical Formulator nor Eaton EPOD Interactive shows ads.

### Which is updated more often, Electrical Formulator or Eaton EPOD Interactive?

Electrical Formulator ships an update every 2 months, and Eaton EPOD Interactive every 3 weeks. Most recently, Electrical Formulator was updated on September 26, 2026 and Eaton EPOD Interactive on September 17, 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.*