--- title: "NEC Box & Conduit Calc - Reviews, Revenue and Downloads in United States | Apple App Store" description: "NEC Box & Conduit Calc is the fastest, most accurate way to calculate box fill, conduit fill, required conduit size, and wire volume — all to the NEC (National Electrical Code). Built for electrician" --- # NEC Box & Conduit Calc — United States > NEC Tools for Electricians ![NEC Box & Conduit Calc App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/cb/09/7b/cb097b99-43aa-6b00-83cf-58241f05adbd/AppIcon-0-0-1x_U007epad-0-1-0-85-220.png/434x0w.png) **Developer:** [V PUGAZHENTHI](https://apptail.io/developer/v-pugazhenthi-ufi) **Category:** Utilities **Rating:** 4.9/5 (19 ratings) **Price:** Free **Bundle ID:** com.pugazh.BoxConduitCalc **Store:** Apple App Store **Country:** United States **Version:** 1.9 (released 2026-08-28) **Original Release:** 2025-12-02 **Languages:** English, Spanish **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6755513987) **AppTail Page:** [https://apptail.io/app/nec-box-conduit-calc-mCqy/united-states](https://apptail.io/app/nec-box-conduit-calc-mCqy/united-states) ## NEC Box & Conduit Calc Description NEC Box & Conduit Calc is the fastest, most accurate way to calculate box fill, conduit fill, required conduit size, and wire volume — all to the NEC (National Electrical Code). Built for electricians, contractors, engineers, inspectors, and apprentices, it delivers instant, code-compliant results that save time on every job — right from your pocket, even offline. Key Features • Box Fill Calculator – Device counts, equipment grounding, internal clamps – All common box sizes and types – NEC-compliant volume with clear breakdowns • Conduit Fill Calculator – EMT, PVC, RMC, IMC & more – Multiple conductor sizes per conduit – NEC fill percentages with instant pass/fail • Required Conduit Size – Enter your conductors, get the correct conduit size instantly – See the next size up and down • NEC Reference Tables – Chapter 9 Tables 1, 4 & 5 at your fingertips – Browse every NEC box and conduit size • Accurate Wire Volume Data – Built-in AWG volume reference for field, shop, and inspection • Professional PDF Reports – Export clean, shareable reports for your records or the inspector • Clean, Simple Interface – Designed for electricians under time pressure – Easy to use with gloves – Works fully offline Perfect For • Electricians • Electrical contractors • Students & apprentices • Inspectors • Engineers & designers Download now and get code-compliant fill calculations in seconds — on every job. ## NEC Box & Conduit Calc Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d8/ee/84/d8ee844d-53ce-7c8e-ac2e-a4328d6a105b/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot9.png/1260x2736.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e6/79/8e/e6798e35-430d-0610-95ec-915178ef6199/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot8.png/1260x2736.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a3/cf/15/a3cf1572-e524-225c-ddc8-858521a6fe0a/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot7.png/1260x2736.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/74/e0/2c/74e02c0e-8db3-3a2b-3dc1-20b813039627/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot6.png/1260x2736.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/78/2f/03/782f0380-f1ca-a148-0696-04192db2fdbe/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot5.png/1260x2736.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/53/a2/ca/53a2cada-7c0c-f88f-7756-3e1d233b8387/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot4.png/1260x2736.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/18/8e/d5/188ed5af-814f-861c-6dee-b452c92be82a/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot2.png/1260x2736.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1e/f3/8f/1ef38f29-b10b-2338-577d-0c0b490b212d/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot3.png/1260x2736.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1f/d4/a5/1fd4a54f-f6bf-f24e-662e-850601e621da/iPhone_6.9_Inch_Display_-_Apple_iPhone_Air_6.5-inch_-_Screenshot1.png/1260x2736.png) ## NEC Box & Conduit Calc Rating Breakdown in United States - 5 stars: 17 (89%) - 4 stars: 2 (11%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## NEC Box & Conduit Calc Reviews in United States ### ***** "Good" Good start excited to so where he takes it. -- Gavin Burn, 2025-12-03 [View all NEC Box & Conduit Calc reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## NEC Box & Conduit Calc In-App Purchases | Item | Price | |------|-------| | NEC Box Conduit Calc Pro | $4.99 | ## NEC Box & Conduit Calc Available In - [United States](https://apptail.io/app/nec-box-conduit-calc-mCqy/united-states) - [Mexico](https://apptail.io/app/nec-box-conduit-calc-mCqy/mexico) - [Canada](https://apptail.io/app/nec-box-conduit-calc-mCqy/canada) - [Belarus](https://apptail.io/app/nec-box-conduit-calc-mCqy/belarus) - [Switzerland](https://apptail.io/app/nec-box-conduit-calc-mCqy/switzerland) - [Chile](https://apptail.io/app/nec-box-conduit-calc-mCqy/chile) - [Cyprus](https://apptail.io/app/nec-box-conduit-calc-mCqy/cyprus) - [Germany](https://apptail.io/app/nec-box-conduit-calc-mCqy/germany) - [Dominican Republic](https://apptail.io/app/nec-box-conduit-calc-mCqy/dominican-republic) - [Ecuador](https://apptail.io/app/nec-box-conduit-calc-mCqy/ecuador) - [Spain](https://apptail.io/app/nec-box-conduit-calc-mCqy/spain) - [Finland](https://apptail.io/app/nec-box-conduit-calc-mCqy/finland) - [United Kingdom](https://apptail.io/app/nec-box-conduit-calc-mCqy/united-kingdom) - [Indonesia](https://apptail.io/app/nec-box-conduit-calc-mCqy/indonesia) - [Argentina](https://apptail.io/app/nec-box-conduit-calc-mCqy/argentina) - [South Korea](https://apptail.io/app/nec-box-conduit-calc-mCqy/south-korea) - [Lithuania](https://apptail.io/app/nec-box-conduit-calc-mCqy/lithuania) - [North Macedonia](https://apptail.io/app/nec-box-conduit-calc-mCqy/north-macedonia) - [Nigeria](https://apptail.io/app/nec-box-conduit-calc-mCqy/nigeria) - [New Zealand](https://apptail.io/app/nec-box-conduit-calc-mCqy/new-zealand) - [Pakistan](https://apptail.io/app/nec-box-conduit-calc-mCqy/pakistan) - [Portugal](https://apptail.io/app/nec-box-conduit-calc-mCqy/portugal) - [Paraguay](https://apptail.io/app/nec-box-conduit-calc-mCqy/paraguay) - [Russia](https://apptail.io/app/nec-box-conduit-calc-mCqy/russia) - [Saudi Arabia](https://apptail.io/app/nec-box-conduit-calc-mCqy/saudi-arabia) - [Thailand](https://apptail.io/app/nec-box-conduit-calc-mCqy/thailand) - [Türkiye](https://apptail.io/app/nec-box-conduit-calc-mCqy/turkey) - [Jordan](https://apptail.io/app/nec-box-conduit-calc-mCqy/jordan) - [Australia](https://apptail.io/app/nec-box-conduit-calc-mCqy/australia) - [Brazil](https://apptail.io/app/nec-box-conduit-calc-mCqy/brazil) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*