# Lug Link vs Voltage Drop Calculator.

The clearest difference is review sentiment: Lug Link at 100% against Voltage Drop Calculator.'s 33%. Lug Link also leads on in-app purchases (none vs 1) and ads (none vs shown). Voltage Drop Calculator.'s advantage is ratings volume (414 vs 5). On price and device support there is nothing between them.

Both are free to download. Voltage Drop Calculator. sells 1 one-off in-app purchase. Lug Link asks for nothing beyond the download.

Lug Link holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Voltage Drop Calculator. has 414 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Lug Link's written reviews are positive against 33% of Voltage Drop Calculator.'s.

Lug Link ships an update weekly, Voltage Drop Calculator. every 3 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Lug Link | Voltage Drop Calculator. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/lug-link/id1145583645/reviews)** | [4.6 (414 ratings)](https://appshunter.io/ios/app/voltage-drop-calculator/id1203737064/reviews) |
| Number of ratings | 5 | **414** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 51 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ABB Installation Products Inc.](https://appshunter.io/developer/402280965) | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) |

## What reviewers say

### Lug Link

[App page](https://appshunter.io/ios/app/lug-link/id1145583645)

This utility app helps users select the correct Color-Keyed lug for specific electrical applications. It offers choices for aluminum or copper lugs, hole configurations, and barrel lengths, eliminating the need for cross-referencing part numbers.

**Highlights:** Color-Keyed lug selection, Aluminum or copper lug options, One or two hole configurations, Standard or long barrel options, Splice selections available, Eliminates part number cross-referencing

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltage Drop Calculator.

[App page](https://appshunter.io/ios/app/voltage-drop-calculator/id1203737064)

Calculate voltage drop and wire size using both NEC and IEC standards. Supports various load types, conductor materials, and system configurations. Generates detailed reports for electricians, engineers, and contractors.

**Highlights:** NEC and IEC dual standards, Voltage drop and wire sizing calculations, Support for continuous load and corrections, Copper or Aluminum conductor options, Single-phase and three-phase systems, Automatic compliance checks, PDF report generation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Go Pro | $4.99 | one-time |


## Frequently asked questions

### Is Lug Link free?

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

### Is Voltage Drop Calculator. free?

Voltage Drop Calculator. is free to download, with in-app purchases available.

### Which has better reviews, Lug Link or Voltage Drop Calculator.?

Lug Link is rated higher. Lug Link averages 5.0 out of 5 from 5 ratings, while Voltage Drop Calculator. averages 4.6 from 414 ratings.

### Do Lug Link or Voltage Drop Calculator. have ads?

Voltage Drop Calculator. shows ads; Lug Link does not.

### Which is updated more often, Lug Link or Voltage Drop Calculator.?

Lug Link ships an update weekly, and Voltage Drop Calculator. every 3 months. Most recently, Lug Link was updated on October 24, 2026 and Voltage Drop Calculator. on October 26, 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.*