# Southwire® Conversion Calc vs PanelVue Builder

The clearest difference is review sentiment: PanelVue Builder at 50% against Southwire® Conversion Calc's 0%. PanelVue Builder also leads on device support (3 vs 1) and iOS requirement (8.0 vs 16.6). Southwire® Conversion Calc's advantage is rating (4.2 vs 3.5) and in-app purchases (none vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. PanelVue Builder sells 1 in-app purchase, starting at $3.99 per month. Southwire® Conversion Calc asks for nothing beyond the download.

Southwire® Conversion Calc holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 5 and 11 respectively. Written reviews complicate that: 0% of Southwire® Conversion Calc's written reviews are positive against 50% of PanelVue Builder's, so the app with the better star average is not the one people write more warmly about.

Southwire® Conversion Calc ships an update every 4 months, PanelVue Builder every 2 months. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Southwire® Conversion Calc | PanelVue Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420/reviews)** | [3.5 (11 ratings)](https://appshunter.io/ios/app/panelvue-builder/id1457648018/reviews) |
| Number of ratings | 5 | **11** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 39 MB |
| Requires iOS | 16.6 | **8.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Southwire Company](https://appshunter.io/developer/440338423) | [PanelVue](https://appshunter.io/developer/1416933291) |

## What reviewers say

### Southwire® Conversion Calc

[App page](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420)

This utility app facilitates conversions between copper and aluminum electrical wiring. It allows users to calculate pricing, unit of measure, conversion factors, and weight based on product length. The app comes preloaded with numerous cable types for easy calculation.

**Highlights:** Copper to aluminum conversion, Aluminum to copper conversion, Pricing unit of measure calculation, Conversion factor calculation, Weight per product length calculation, Preloaded cable data

**Features:** macOS Compatibility

**In-app purchases:** none


### PanelVue Builder

[App page](https://appshunter.io/ios/app/panelvue-builder/id1457648018)

Create, manage, and share professional panel schedules with this intuitive tool. Store panel information, photos, and generate printable PDFs. Offers a dashboard for easy organization and a free trial for two schedules.

**Highlights:** Panel schedule builder, Panel profile creation, Dashboard for schedule management, Photo storage for panels, Shareable and printable PDF export, Free trial for two schedules

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Subscription | $3.99 | per month |


## Frequently asked questions

### Is Southwire® Conversion Calc free?

Southwire® Conversion Calc is free to download, with no in-app purchases.

### Is PanelVue Builder free?

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

### Which has better reviews, Southwire® Conversion Calc or PanelVue Builder?

Southwire® Conversion Calc is rated higher. Southwire® Conversion Calc averages 4.2 out of 5 from 5 ratings, while PanelVue Builder averages 3.5 from 11 ratings.

### Do Southwire® Conversion Calc or PanelVue Builder have ads?

Neither Southwire® Conversion Calc nor PanelVue Builder shows ads.

### Which is updated more often, Southwire® Conversion Calc or PanelVue Builder?

Southwire® Conversion Calc ships an update every 4 months, and PanelVue Builder every 2 months. Most recently, Southwire® Conversion Calc was updated on October 2, 2026 and PanelVue Builder on September 30, 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.*