# Mike Holt's Electrical Toolbox vs Electrical Toolkit by HCP

The clearest difference is update cadence: Electrical Toolkit by HCP at every 8 days against Mike Holt's Electrical Toolbox's every 3 months. Electrical Toolkit by HCP also leads on review sentiment (86% vs 77%). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Mike Holt's Electrical Toolbox against 4.6 for Electrical Toolkit by HCP. Both are backed by a comparable volume of ratings — 197 and 78 respectively. Written reviews are what separate them: 77% of Mike Holt's Electrical Toolbox's written reviews are positive against 86% of Electrical Toolkit by HCP's.

Mike Holt's Electrical Toolbox ships an update every 3 months, Electrical Toolkit by HCP every 8 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mike Holt's Electrical Toolbox | Electrical Toolkit by HCP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (197 ratings)](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647/reviews) | **[4.6 (78 ratings)](https://appshunter.io/ios/app/electrical-toolkit-by-hcp/id6743806467/reviews)** |
| Number of ratings | **197** | 78 |
| Positive reviews | 76.7% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Free | Free |
| Size | 26 MB | 42 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Holt Enterprises](https://appshunter.io/developer/1349960186) | [Codefied Inc.](https://appshunter.io/developer/660163441) |

## 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


### Electrical Toolkit by HCP

[App page](https://appshunter.io/ios/app/electrical-toolkit-by-hcp/id6743806467)

This comprehensive mobile toolkit provides electricians and professionals with essential calculations, NEC-compliant tools, and field utilities. It offers features for conduit bending, fill calculations, load analysis, and various electrical calculators, all designed for speed and clarity.

**Highlights:** Conduit bending calculations, NEC-compliant conduit fill, Residential load calculations, Power and Ohm's Law calculators, Wire sizing and voltage drop, Offline functionality

**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 Electrical Toolkit by HCP free?

Electrical Toolkit by HCP is free to download, with no in-app purchases.

### Which has better reviews, Mike Holt's Electrical Toolbox or Electrical Toolkit by HCP?

Electrical Toolkit by HCP is rated higher. Mike Holt's Electrical Toolbox averages 4.6 out of 5 from 197 ratings, while Electrical Toolkit by HCP averages 4.6 from 78 ratings.

### Do Mike Holt's Electrical Toolbox or Electrical Toolkit by HCP have ads?

Neither Mike Holt's Electrical Toolbox nor Electrical Toolkit by HCP shows ads.

### Which is updated more often, Mike Holt's Electrical Toolbox or Electrical Toolkit by HCP?

Mike Holt's Electrical Toolbox ships an update every 3 months, and Electrical Toolkit by HCP every 8 days. Most recently, Mike Holt's Electrical Toolbox was updated on October 26, 2026 and Electrical Toolkit by HCP on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*