# Mike Holt's Electrical Toolbox vs WireGo

The clearest difference is rating: Mike Holt's Electrical Toolbox at 4.6 against WireGo's 3.7. Mike Holt's Electrical Toolbox also leads on in-app purchases (none vs 3) and review sentiment (77% vs 57%). WireGo's advantage is update cadence (monthly vs every 3 months) and iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. WireGo sells 3 in-app purchases, starting at $2.99 per month. Mike Holt's Electrical Toolbox asks for nothing beyond the download.

Mike Holt's Electrical Toolbox holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Mike Holt's Electrical Toolbox has 196 ratings behind it against 9, 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 57% of WireGo's.

Mike Holt's Electrical Toolbox ships an update every 3 months, WireGo monthly. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Mike Holt's Electrical Toolbox | WireGo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (196 ratings)](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647/reviews)** | [3.7 (9 ratings)](https://appshunter.io/ios/app/wirego/id6746126774/reviews) |
| Number of ratings | **196** | 9 |
| Positive reviews | **76.7% of reviews** | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Freemium |
| Size | 26 MB | 57 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Holt Enterprises](https://appshunter.io/developer/1349960186) | [锋兴 莫](https://appshunter.io/developer/1700737059) |

## 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


### WireGo

[App page](https://appshunter.io/ios/app/wirego/id6746126774)

This app provides a realistic electrical circuit simulation experience for learning and design. It features an extensive component library, intuitive drag-and-drop controls, and smart error detection for both household and industrial circuits. Learn, design, and test circuits safely and efficiently on your mobile device.

**Highlights:** Real-time component simulation, Drag-and-drop circuit design, Extensive component library (100+ items), Smart error detection, Industrial and household circuit support, Learn anywhere, anytime

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month VIP | $2.99 | per month |
| 3-Month VIP | $6.99 | per 3 months |
| 1-Year VIP | $12.99 | per year |


## 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 WireGo free?

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

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

Mike Holt's Electrical Toolbox is rated higher. Mike Holt's Electrical Toolbox averages 4.6 out of 5 from 196 ratings, while WireGo averages 3.7 from 9 ratings.

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

Neither Mike Holt's Electrical Toolbox nor WireGo shows ads.

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

Mike Holt's Electrical Toolbox ships an update every 3 months, and WireGo monthly. Most recently, Mike Holt's Electrical Toolbox was updated on October 21, 2026 and WireGo on October 9, 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.*