# proteän vs Building Wire Selector

The clearest difference is ratings volume: proteän at 8 against Building Wire Selector's 2. proteän also leads on iOS requirement (13.0 vs 16.6). On price, rating, update cadence 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 — 5.0 for proteän against 5.0 for Building Wire Selector. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | proteän | Building Wire Selector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/protean/id1556719769/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/building-wire-selector/id6670218338/reviews) |
| Number of ratings | **8** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 27 MB | 6 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Protean Ventures, LLC](https://appshunter.io/developer/1556719771) | [Southwire Company](https://appshunter.io/developer/440338423) |

## What reviewers say

### proteän

[App page](https://appshunter.io/ios/app/protean/id1556719769)

This app digitizes regulatory compliance inspections. It guides inspectors through custom checklists, allowing them to record facility and equipment details, ask relevant questions, and document compliance status. Findings and citations are clearly communicated in a digital report.

**Highlights:** Customizable inspection checklists, Facility and equipment attribute viewing, Predefined inspection workflows, Preliminary and follow-up questions, Compliance deficiency citation, Digital report generation, In-app data capture (camera, GPS, comments)

**In-app purchases:** none


### Building Wire Selector

[App page](https://appshunter.io/ios/app/building-wire-selector/id6670218338)

This tool helps determine the correct conductor size and wire type for electrical installations. It adheres to the National Electrical Code® wiring methods, ensuring compliance and safety.

**Highlights:** Conductor size determination, Wire and cable type selection, National Electrical Code compliance, Electrical installation guidance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is proteän free?

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

### Is Building Wire Selector free?

Building Wire Selector is free to download, with no in-app purchases.

### Which has better reviews, proteän or Building Wire Selector?

proteän and Building Wire Selector are both rated 5.0 out of 5 on the App Store, from 8 and 2 ratings respectively.

### Do proteän or Building Wire Selector have ads?

Neither proteän nor Building Wire Selector shows ads.

### Which is updated more often, proteän or Building Wire Selector?

proteän ships an update every 2 months, and Building Wire Selector every 2 months. Most recently, proteän was updated on October 7, 2026 and Building Wire Selector 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.*