# Kopperfield vs Electrical Toolkit by HCP

The clearest difference is review sentiment: Electrical Toolkit by HCP at 86% against Kopperfield's 0%. Electrical Toolkit by HCP also leads on rating (4.6 vs 3.9) and update cadence (every 8 days vs every 3 weeks). On price, ads, in-app purchases and device support there is nothing between them.

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

Electrical Toolkit by HCP holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: Electrical Toolkit by HCP has 68 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 0% of Kopperfield's written reviews are positive against 86% of Electrical Toolkit by HCP's.

Kopperfield ships an update every 3 weeks, Electrical Toolkit by HCP every 8 days. The most recent releases landed on August 21, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Kopperfield | Electrical Toolkit by HCP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (9 ratings)](https://appshunter.io/ios/app/kopperfield/id6736772332/reviews) | **[4.6 (68 ratings)](https://appshunter.io/ios/app/electrical-toolkit-by-hcp/id6743806467/reviews)** |
| Number of ratings | 9 | **68** |
| Positive reviews | 0.0% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Ad-supported | **Free** |
| Size | 45 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kopperfield, Inc.](https://appshunter.io/developer/1756157251) | [Codefied Inc.](https://appshunter.io/developer/660163441) |

## What reviewers say

### Kopperfield

[App page](https://appshunter.io/ios/app/kopperfield/id6736772332)

Streamline electrical design and permitting with powerful tools for load calculations, panel schedules, and single-line diagrams. Quickly reference the National Electrical Code with an AI-powered chatbot and generate instant PDF reports for inspectors and clients.

**Highlights:** Load calculator with NEC standards, Single line diagram tool, Panel schedule creation, NEC chatbot, Instant PDF report generation, AI panel photo processing, Team dashboard

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

**In-app purchases:** none


### 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 Kopperfield free?

Kopperfield 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, Kopperfield or Electrical Toolkit by HCP?

Electrical Toolkit by HCP is rated higher. Kopperfield averages 3.9 out of 5 from 9 ratings, while Electrical Toolkit by HCP averages 4.6 from 68 ratings.

### Do Kopperfield or Electrical Toolkit by HCP have ads?

Neither Kopperfield nor Electrical Toolkit by HCP shows ads.

### Which is updated more often, Kopperfield or Electrical Toolkit by HCP?

Kopperfield ships an update every 3 weeks, and Electrical Toolkit by HCP every 8 days. Most recently, Kopperfield was updated on August 21, 2026 and Electrical Toolkit by HCP on September 24, 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.*