# Intelli vs Kopperfield

The clearest difference is update cadence: Kopperfield at every 3 weeks against Intelli's every 5 months. Intelli's advantage is monetization model (free vs ad-supported). 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 — 4.0 for Intelli against 3.9 for Kopperfield. Both are backed by a comparable volume of ratings — 4 and 9 respectively.

Intelli ships an update every 5 months, Kopperfield every 3 weeks. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Intelli | Kopperfield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/intelli-arc/id6448538514/reviews)** | [3.9 (9 ratings)](https://appshunter.io/ios/app/kopperfield/id6736772332/reviews) |
| Number of ratings | 4 | **9** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 80 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siemens AG](https://appshunter.io/developer/394503271) | [Kopperfield](https://appshunter.io/developer/1756157251) |

## What reviewers say

### Intelli

[App page](https://appshunter.io/ios/app/intelli-arc/id6448538514)

This application allows users to communicate with an AFCI breaker via Bluetooth. It provides diagnostic measurements, setup options, and the ability to view load waveforms, mimicking oscilloscope functionality. This eliminates the need for a physical oscilloscope when troubleshooting electrical loads.

**Highlights:** Bluetooth communication with AFCI breaker, Basic diagnostic measurements, Setup and view load waveforms, Mimics oscilloscope functionality, Troubleshooting electrical loads, Arc detection algorithm improvement

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Intelli free?

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

### Is Kopperfield free?

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

### Which has better reviews, Intelli or Kopperfield?

Intelli is rated higher. Intelli averages 4.0 out of 5 from 4 ratings, while Kopperfield averages 3.9 from 9 ratings.

### Do Intelli or Kopperfield have ads?

Neither Intelli nor Kopperfield shows ads.

### Which is updated more often, Intelli or Kopperfield?

Intelli ships an update every 5 months, and Kopperfield every 3 weeks. Most recently, Intelli was updated on October 8, 2026 and Kopperfield on October 3, 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.*