Conduit – Electrician Calc
Calc + NEC tables. No ads.
About
This app provides electricians with essential calculation and reference tools, including Ohm's Law, unit conversion, and wire sizing. It offers a comprehensive toolkit for various electrical calculations and NEC tables, all accessible offline and without advertisements.
What's New in Conduit
1.4
October 16, 2026
v1.4 ▸ Reference Library + Favorites ▸ Five new reference tables, all free — Ch.9 Table 4 conduit areas (with 40/31/53% fill applied), Motor FLC Tables 430.248 & 430.250, Derating Factors 310.15(B)(1) & (C)(1), Grounding Tables 250.122 EGC & 250.66 GEC, and Bending Multipliers with shrink. ▸ Resistor Color Code — 4/5/6-band decoder with tolerance range and temperature coefficient. Free. ▸ Favorites — swipe or long-press any calculator or table to pin it to the top of the Calculators tab. Drag to reorder. ▸ Faster launch, and every table is searchable from the main search bar. Everything in this update is free. Pro stays a one-time purchase.
MoreSubscriptions & In-App Purchases
$9.99
Conduit Pro — Unlock All
One-time. All NEC calcs. No ads, no subs.
Developer apps
FAQ
Does Conduit have ads?
No, Conduit is advertised as having no ads. The developer explicitly states 'No ads. Ever.' and 'No subscription required – $14.99 once, forever'.
What is the price of Conduit's Pro toolkit?
The Pro toolkit for Conduit is available as a one-time purchase of $14.99. This purchase includes all NEC editions and is valid forever.
Can I use Conduit offline?
Yes, Conduit is designed to be 100% offline, ensuring it works on any jobsite without requiring an internet connection.
What NEC editions are included with Conduit?
Conduit includes all NEC editions, specifically mentioning 2017, 2020, and 2023. There are no per-NEC-edition upsells.
What devices is Conduit available on?
Conduit is supported on both iPhone and iPad devices, making it accessible for a wide range of users.
How often is Conduit updated?
The latest version of Conduit is 1.2, and it was last updated on July 6, 2026. The app was built in 2026.
What is the age rating for Conduit?
Conduit has an age rating of 4+, indicating it is suitable for users of all ages.
Does Conduit require an account or sign-in?
No, Conduit does not require any accounts or sign-in. Users can start using the app immediately after installation.
