# WireSizer vs RouteGuard

The clearest difference is review sentiment: WireSizer at 82% against RouteGuard's 0%. WireSizer also leads on rating (4.5 vs 2.7) and ratings volume (227 vs 3). RouteGuard's advantage is price (Free vs $4.99) and iOS requirement (8.3 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

RouteGuard 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 2.7. That said, the two scores are not equally well evidenced: WireSizer has 227 ratings behind it against 3, 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 0% of RouteGuard's.

WireSizer ships an update every 5 months, RouteGuard every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | WireSizer | RouteGuard |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.5 (227 ratings)](https://appshunter.io/ios/app/wiresizer-dc-voltage-drop/id494748550/reviews)** | [2.7 (3 ratings)](https://appshunter.io/ios/app/routeguard/id986256926/reviews) |
| Number of ratings | **227** | 3 |
| Positive reviews | **81.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 0 MB |
| Requires iOS | 26.0 | **8.3** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Juggernaut Technology, Inc.](https://appshunter.io/developer/494748553) | [DTN Germany GmbH.](https://appshunter.io/developer/294631162) |

## 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

**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


### RouteGuard

[App page](https://appshunter.io/ios/app/routeguard/id986256926)

This app provides fleet monitoring and detailed marine weather forecasts. It displays ship positions, routes, and planned tracks alongside wind, wave, and pressure forecasts. Fleet performance data, including speed and consumption alerts, is also available.

**Highlights:** Ship positions and routes, Marine weather forecasts, Wind, waves, and pressure data, Fleet performance alerts, 3D globe navigation, Real-time decision support

**In-app purchases:** none


## Frequently asked questions

### Is WireSizer free?

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

### Is RouteGuard free?

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

### Which has better reviews, WireSizer or RouteGuard?

WireSizer is rated higher. WireSizer averages 4.5 out of 5 from 227 ratings, while RouteGuard averages 2.7 from 3 ratings.

### Do WireSizer or RouteGuard have ads?

Neither WireSizer nor RouteGuard shows ads.

### Which is updated more often, WireSizer or RouteGuard?

WireSizer ships an update every 5 months, and RouteGuard every 3 months. Most recently, WireSizer was updated on October 29, 2026 and RouteGuard on October 24, 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.*