# OhmPro vs Electric Master

The clearest difference is in-app purchases: OhmPro at none against Electric Master's 2. Electric Master's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Electric Master sells 2 in-app purchases, starting at $9.99 per month. OhmPro asks for nothing beyond the download.

## The numbers

| Metric | OhmPro | Electric Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (5 ratings)](https://appshunter.io/ios/app/electric-master-nec-panel/id6760935722/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 47 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SAM SHEPPARD](https://appshunter.io/developer/1845528096) | [Yusuf Can Samiloglu](https://appshunter.io/developer/1863275820) |

## What reviewers say

### OhmPro

[App page](https://appshunter.io/ios/app/ohmpro/id6754248768)

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

**In-app purchases:** none


### Electric Master

[App page](https://appshunter.io/ios/app/electric-master-nec-panel/id6760935722)

This app provides a suite of electrical calculation tools for professionals, offering NEC-compliant solutions for wire sizing, voltage drop, and more. It works offline and allows for PDF export of results with custom branding.

**Highlights:** NEC-compliant electrical calculators, Offline functionality, Voltage drop calculations, Ampacity and wire sizing, PDF export with branding, Calculation history, Siri Shortcuts integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ElectriCalc Pro — Monthly | $9.99 | per month |
| ElectriCalc Pro — Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is OhmPro free?

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

### Is Electric Master free?

Electric Master is free to download, with in-app purchases available.

### Do OhmPro or Electric Master have ads?

Neither OhmPro nor Electric Master shows ads.

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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.*