# WireSizer vs ARCO Zeus

The clearest difference is review sentiment: WireSizer at 82% against ARCO Zeus's 33%. WireSizer also leads on rating (4.5 vs 4.1) and ratings volume (227 vs 9). ARCO Zeus's advantage is price (Free vs $4.99) and update cadence (every 2 months vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

ARCO Zeus is free to download; WireSizer costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WireSizer holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: WireSizer has 227 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 82% of WireSizer's written reviews are positive against 33% of ARCO Zeus's.

WireSizer ships an update every 5 months, ARCO Zeus every 2 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | WireSizer | ARCO Zeus |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.5 (227 ratings)](https://appshunter.io/ios/app/wiresizer-dc-voltage-drop/id494748550/reviews)** | [4.1 (9 ratings)](https://appshunter.io/ios/app/arco-zeus/id6446371700/reviews) |
| Number of ratings | **227** | 9 |
| Positive reviews | **81.6% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 97 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Juggernaut Technology, Inc.](https://appshunter.io/developer/494748553) | [Dominic Policicchio](https://appshunter.io/developer/1710463382) |

## What reviewers say

### WireSizer

[App page](https://appshunter.io/ios/app/wiresizer-dc-voltage-drop/id494748550)

This app quickly calculates the correct DC wire gauge needed for any circuit. Simply input voltage, current, and length to determine the optimal wire size, considering voltage drop and ampacity limits. It's suitable for various DC systems up to 60 VDC.

**Highlights:** Instant DC wire size calculation, Voltage drop percentage selection, Ampacity limit checks, Supports various wire types and gauges, Adjustable for installation conditions, Materials list for selections

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Quick calculations
- 💡 ABYC-based calculations
- 👍 Interactive interface
- 👍 Essential tool for electrical projects

**What reviewers complain about**

- ⚠️ Limited to 50VDC
- ⚠️ No AC calculations
- ⚠️ Lacks advanced features
- ⚠️ Some users find it useless
- ⚠️ Voltage drop percentage requires conversion

**Requested features**

- AC calculation for higher voltages
- Support for higher DC voltages (e.g., 150VDC)
- Support for AC voltages (e.g., 240VAC)
- Include actual voltage drop on final screen
- More variables like wire ampacity and cables in a bundle


### ARCO Zeus

[App page](https://appshunter.io/ios/app/arco-zeus/id6446371700)

Configure, control, and monitor your ARCO Smart Regulator. Customize charging profiles and safety limits for optimal system performance. Offers default profiles for quick setup or expert tuning.

**Highlights:** Configure ARCO Smart Regulator, Monitor system performance, Customize charging profiles, Set safety limits, Choose default battery profiles, Expert tuning assistance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WireSizer free?

WireSizer costs $4.99, with no in-app purchases.

### Is ARCO Zeus free?

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

### Which has better reviews, WireSizer or ARCO Zeus?

WireSizer is rated higher. WireSizer averages 4.5 out of 5 from 227 ratings, while ARCO Zeus averages 4.1 from 9 ratings.

### Do WireSizer or ARCO Zeus have ads?

Neither WireSizer nor ARCO Zeus shows ads.

### Which is updated more often, WireSizer or ARCO Zeus?

WireSizer ships an update every 5 months, and ARCO Zeus every 2 months. Most recently, WireSizer was updated on November 6, 2026 and ARCO Zeus on November 7, 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.*