---
title: "WireSizer - DC Voltage Drop — App Overview"
url: https://marlvel.ai/intel-report/utilities/wiresizer-dc-voltage-drop
category: Utilities
developer: Juggernaut Technology, Inc.
platforms: ios
rating: 4.5 (223 ratings)
pricing: paid
report_level: overview
generated: 2026-04-19
last_verified: "2026-04-19T10:31:26.745Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** WireSizer is a highly-rated, specialized tool for field and desk-based DC electrical calculations, though users frequently request support for higher voltage ranges.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 4.5 ★ (223) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 3.30 |
| Developer | Juggernaut Technology, Inc. |

<!-- SECTION: Summary -->
## What is WireSizer - DC Voltage Drop?

WireSizer is a specialized utility for calculating DC wire gauges based on voltage drop, current, and circuit length. Designed for low-voltage systems up to 60 VDC, it provides automated sizing recommendations that account for both voltage drop and ampacity safety limits. The app is notable for its interface, which utilizes spinner wheels to eliminate the need for keyboard input.

<!-- SECTION: Key Features -->
## Key Features

- **DC Wire Gauge Calculator**: Automatically determines the minimum copper wire size required based on voltage drop and ampacity safety limits.
- **Keyboard-Free Interface**: Uses intuitive spinner wheels to input voltage, current, and circuit length parameters quickly.
- **System Compatibility**: Supports low-voltage DC systems up to 60 VDC, 500 amps, and circuit lengths up to 600 feet or 200 meters.

<!-- SECTION: Target Audience -->
## Who is it for?

Marine engineers, electricians, and DIY enthusiasts working with low-voltage DC systems like solar, RVs, and marine electronics.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/wiresizer-dc-voltage-drop/id494748550?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/utilities/wiresizer-dc-voltage-drop)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/utilities/wiresizer-dc-voltage-drop).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*