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Electrical, HVAC, Plumbing, Electrical, HVAC, PlumbingDiagnostics & Troubleshooting3MediumElectrician$ implied

Electricians lack a reliable, offline, mobile-friendly tool for quick wire sizing and voltage drop calculations, forcing them to use heavy code books or unreliable mobile signal for ampacity tables.

Existing solutions like Ugly's or code books are cumbersome to carry and use in the field, and online tables require cell signal which is often unavailable in basements. No dedicated, simple, offline calculator is commonly used.

Severity

3Medium

Willingness to Pay

implied

Added

Apr 27, 2026

Workarounds Described

flipping through code book
trying to find cell signal in basements for ampacity tables
using Ugly's
memorizing common stuff

Implied Software Gaps

Offline mobile calculator for NEC wire sizing and voltage drop
Quick-access ampacity reference without internet or heavy books

App Concept

WireWise Field Calculator

WireWise is a lightweight, offline-first mobile web app for electricians. It provides instant NEC wire sizing, voltage drop, and circuit capacity calculations without needing internet or bulky reference books. Designed for one-handed use on a smartphone in the field.

Key Features

Offline NEC 310.16 ampacity tables and voltage drop calculations
Simple, intuitive interface with quick-input for conductor material, temperature, and amperage
Automated wire size suggestion based on NEC code
History of recent calculations for quick reuse

Target Users: Residential and commercial electricians working in the field, especially those without constant cell coverage

Revenue Model: Freemium: free basic calculations; $4.99/mo or $49.99/yr for unlimited voltage drop calculations, custom wire types, and exportable reports

Existing Solutions Mentioned

Ugly'scode bookmemorization

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