--- title: "Sparky Toolbox - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Stop wasting time with manual paperwork or complex formulas. Built specifically for electrical contractors and field electricians, this app delivers fast, on-the-job preliminary calculations right fro" --- # Sparky Toolbox — United States > A Calculation App ![Sparky Toolbox App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/84/14/b3/8414b3c2-0593-b756-d75c-dad48edea560/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png) **Developer:** [Unknown](https://apptail.io/developer/unknown-RGsEqc) **Category:** Utilities **Rating:** 5.0/5 (4 ratings) **Price:** $19.99 **Bundle ID:** com.trinfjhtechsolutions.sparkytool **Store:** Apple App Store **Country:** United States **Version:** 1.1.5 (released 2026-07-07) **Original Release:** 2026-06-27 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6782320797) **AppTail Page:** [https://apptail.io/app/sparky-toolbox-OQGA/united-states](https://apptail.io/app/sparky-toolbox-OQGA/united-states) ## Sparky Toolbox Description Stop wasting time with manual paperwork or complex formulas. Built specifically for electrical contractors and field electricians, this app delivers fast, on-the-job preliminary calculations right from your phone. Whether you are estimating a project, bidding a job, or verifying field measurements, these 9 powerful calculators streamline your workflow and save you time. 9 Essential Calculators in One App Ohms Law: Instantly solve for voltage, current, and power. Motor OCPD & Wire Sizing: Determine Overcurrent Protection Devices and wire sizes for motors. Transformer OCPD & Wire Sizing: Get breaker and conductor sizing for transformer loads. Wire Selection & Sizing: Select wire size and matching OCPD for any specific application. Conduit Fill: Check total wire capacity limits for your conduit runs. Voltage Drop: Estimate voltage loss over long distances to keep your systems efficient. Standard Dwelling Load: Simplify residential service calculations in seconds. Transformer Sizing: Determine the kVA rating needed for your specific load requirements. Solar Panel Calculator: Input energy targets to find how many PV panels you will need. Why Electricians Love This App Built for the Field: Clean, high-contrast interface designed for easy use on busy job sites. Fast Estimates: Generate quick preliminary calculations to speed up project bidding. Lightweight & Fast: Opens instantly without lagging, saving you time when every minute counts. Download now and put a full suite of electrical tools right in your pocket! ## Sparky Toolbox Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/98/bf/27/98bf2774-d044-0f6e-2abd-79c4a94e067d/Login_Screen__U00283_U0029.jpg/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/83/5d/a3/835da37b-7dd5-8f54-3026-0dd664c8eede/Login_Screen__U00284_U0029.jpg/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/03/fc/72/03fc72d7-f320-1b22-25b3-7dd2c6b5b31d/Login_Screen__U00285_U0029.jpg/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d4/b1/0b/d4b10b11-c79a-c1a1-6ef7-1cc76fad4a04/Login_Screen__U00286_U0029.jpg/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e4/d9/bb/e4d9bbab-64ed-c534-0221-8650ff441987/Login_Screen__U00288_U0029.jpg/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/58/e7/32/58e732f3-2842-26a6-64d9-d07cd7d96bdd/Login_Screen__U00289_U0029.jpg/1242x2688.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ba/f5/4e/baf54eca-a15c-65b8-5709-0cdb7b604b99/Login_Screen__U002810_U0029.jpg/1242x2688.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1a/7b/35/1a7b35f7-87ba-c03d-9fce-97f63f4f292d/Login_Screen__U002811_U0029.jpg/1242x2688.png) ## Sparky Toolbox Rating Breakdown in United States - 5 stars: 4 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) --- ## 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*