# Wire Size Calc vs Lead Wire Ampacity

The clearest difference is price: Lead Wire Ampacity at Free against Wire Size Calc's $0.99. Lead Wire Ampacity also leads on in-app purchases (none vs 1). Wire Size Calc's advantage is iOS requirement (13.0 vs 16.6). On ads and device support there is nothing between them.

Lead Wire Ampacity is free to download; Wire Size Calc costs $0.99 up front. Wire Size Calc sells 1 one-off in-app purchase. Lead Wire Ampacity asks for nothing beyond the download.

## The numbers

| Metric | Wire Size Calc | Lead Wire Ampacity |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wire-size-calc/id6763313160/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Paid | — |
| Size | 34 MB | 4 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Rizvan Adzhoian](https://appshunter.io/developer/1891746079) | [Southwire Company](https://appshunter.io/developer/440338423) |

## What reviewers say

### Wire Size Calc

[App page](https://appshunter.io/ios/app/wire-size-calc/id6763313160)

Calculate the correct wire gauge for electrical circuits using official NEC ampacity tables and derating factors. Supports various load types, conductor materials, insulation, and installation methods. Works entirely offline for on-site use.

**Highlights:** NEC ampacity tables and derating factors, Continuous and non-continuous load sizing, Copper and aluminum conductor support, Multiple insulation types, Conduit and free air installation, Offline functionality, Voltage drop check

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


### Lead Wire Ampacity

[App page](https://appshunter.io/ios/app/lead-wire-ampacity/id6768390444)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wire Size Calc free?

Wire Size Calc costs $0.99, and also offers in-app purchases.

### Is Lead Wire Ampacity free?

Lead Wire Ampacity is free to download, with no in-app purchases.

### Do Wire Size Calc or Lead Wire Ampacity have ads?

Neither Wire Size Calc nor Lead Wire Ampacity shows ads.

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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.*