# NRG Optimizer vs Electrical Systems Pro Suite

The clearest difference is in-app purchases: NRG Optimizer at none against Electrical Systems Pro Suite's 5. NRG Optimizer also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Systems Pro Suite sells 5 one-off in-app purchases. NRG Optimizer asks for nothing beyond the download.

## The numbers

| Metric | NRG Optimizer | Electrical Systems Pro Suite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/electrical-systems-pro-suite/id6781839790/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Monetization | — | Free with in-app purchases |
| Size | 154 MB | 286 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [T.G.L. Inc.](https://appshunter.io/developer/1629823848) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### NRG Optimizer

[App page](https://appshunter.io/ios/app/nrg-optimizer/id1629823846)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electrical Systems Pro Suite

[App page](https://appshunter.io/ios/app/electrical-systems-pro-suite/id6781839790)

This professional toolkit offers four distinct modules for electrical engineers, designers, and students. It provides tools for residential and commercial electrical design, project workflow management, and visual learning, with individual module purchases or a bundled discount.

**Highlights:** Residential NEC load calculation wizard, Commercial electrical drawings and calculators, Project management workflow, Visual learning studio with simulators, Searchable NEC code library, PDF report export

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Residential Electrical Design | $2.99 | one-time |
| Commercial Electrical Design | $2.99 | one-time |
| Visual Learning Studio | $2.99 | one-time |
| Commercial Electrical Workflow | $2.99 | one-time |
| All Modules Bundle | $4.99 | one-time |


## Frequently asked questions

### Is NRG Optimizer free?

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

### Is Electrical Systems Pro Suite free?

Electrical Systems Pro Suite is free to download, with in-app purchases available.

### Do NRG Optimizer or Electrical Systems Pro Suite have ads?

Neither NRG Optimizer nor Electrical Systems Pro Suite 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.*