# Mike Holt's Electrical Toolbox vs Generac Go

The clearest difference is rating: Generac Go at 5.0 against Mike Holt's Electrical Toolbox's 4.6. Generac Go also leads on review sentiment (100% vs 77%). Mike Holt's Electrical Toolbox's advantage is monetization model (free vs free with in-app purchases) and ratings volume (197 vs 4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Generac Go holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Mike Holt's Electrical Toolbox has 197 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 77% of Mike Holt's Electrical Toolbox's written reviews are positive against 100% of Generac Go's.

Mike Holt's Electrical Toolbox ships an update every 3 months, Generac Go every 6 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Mike Holt's Electrical Toolbox | Generac Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (197 ratings)](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/generac-go/id6752571674/reviews)** |
| Number of ratings | **197** | 4 |
| Positive reviews | 76.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 59 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mike Holt Enterprises](https://appshunter.io/developer/1349960186) | [Generac Power Systems, Inc.](https://appshunter.io/developer/829129500) |

## What reviewers say

### Mike Holt's Electrical Toolbox

[App page](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647)

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

**Highlights:** Conductor sizing, Voltage drop limitations, Circuit protection sizing, Race sizing, Equipment grounding conductor sizing, Dwelling-unit service calculations

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for electricians
- 💡 Provides code article references
- 👍 Useful for on-the-spot reference
- 👍 Excellent for verifying calculations
- 👍 Helpful for exam preparation

**What reviewers complain about**

- 🐛 Emailing results not working
- 🐛 Outdated information
- 🐛 Load calc a little clunky
- 🐛 Content setup needs overhaul
- 🐛 Video series lacks completion system

**Reported bugs**

- Cannot email results
- Video player widescreen exit bug
- Previous calculation data not erased
- App content is outdated

**Requested features**

- Increase transformer capacity to 225kva
- Add option to print load calc
- Update to NEC 2020
- Add completion system for video series
- Refine user interface for better usability


### Generac Go

[App page](https://appshunter.io/ios/app/generac-go/id6752571674)

Monitor and control your Generac GB battery power station remotely or locally. View real-time power status, adjust settings, and manage outlets and lights from your smartphone.

**Highlights:** Remote and local access via Bluetooth/Wi-Fi, Real-time power monitoring, Adjust charge speeds and timeouts, Control outlets and lights, Manage multiple devices

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

**In-app purchases:** none


## Frequently asked questions

### Is Mike Holt's Electrical Toolbox free?

Mike Holt's Electrical Toolbox is free to download, with no in-app purchases.

### Is Generac Go free?

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

### Which has better reviews, Mike Holt's Electrical Toolbox or Generac Go?

Generac Go is rated higher. Mike Holt's Electrical Toolbox averages 4.6 out of 5 from 197 ratings, while Generac Go averages 5.0 from 4 ratings.

### Do Mike Holt's Electrical Toolbox or Generac Go have ads?

Neither Mike Holt's Electrical Toolbox nor Generac Go shows ads.

### Which is updated more often, Mike Holt's Electrical Toolbox or Generac Go?

Mike Holt's Electrical Toolbox ships an update every 3 months, and Generac Go every 6 months. Most recently, Mike Holt's Electrical Toolbox was updated on October 26, 2026 and Generac Go on October 30, 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.*