ElectriCalc Pro vs REBT Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ElectriCalc Pro
This app provides electricians and electrical professionals with a powerful tool for performing complex calculations based on the latest National Electrical Code (NEC). It offers solutions for wire sizing, voltage drop, conduit sizing, and motor calculations, saving time and ensuring code compliance.
- NEC compliant calculations
- Wire and conduit sizing
- Voltage drop calculations
- Motor full-load amps
- Ohm's Law solver
- Built-in help and tutorials
Read full descriptionHide full description
FREE Try Before You Buy trial, your App Store account is not charged by Apple during the free trial. Electrical Contractors, Designers, Electricians, and Lighting Specialists solve tough electrical calculations in seconds and deliver those solutions in conformance with the latest NEC®. The ElectriCalc Pro electrical code calculator is compliant with 2023, 2020, 2017, 2014, 2011, 2008, 2005, 2002, 1999, and 1996 NEC®. The official US-based National Electrical Code® (NEC) ElectriCalc Pro from Calculated Industries for iOS is a full-featured emulation of our popular #5065/#5070 models. ----- Full Functionality of our Pro Handheld Calculator ----- • Experience the power of a professional calculator on your iPhone. • ElectriCalc Pro replicates all features & solutions of our top-rated handheld model. ----- Built-in Help & Tutorials ----- • Press and hold any key for clear definitions, examples, and usage guides. • A complete user manual is also available. ----- Complete Electrical Reference Tool ----- • Save time, trouble, and money with ElectriCalc Pro's comprehensive electrical reference data. • All the info you need for calculations and code compliance is built into one app. The ElectriCalc Pro is a complete electrical reference tool that will save time, trouble, and money. ElectriCalc Pro Solutions: • Wire Sizes • Voltage Drop • Conduit Sizing • Motor Full-Load Amps • Fuse and Breaker Sizes • Service and Equipment Grounding Conductor Sizes • Parallel Resistance • Ohm’s Law Calculations – enter any two values to solve for the third • Circular MILS wire sizes ElectriCalc Pro Calculations: • Work directly in and convert between Amps, Watts, Volts, Volt-Amps, kVA, kW, PF% and EFF%, and DC Resistance • Calculate wire sizes per NEC® 310-16 and 310-17; Copper or aluminum, 3Ø/1Ø, 60°C, 75°C, 90°C insulation ratings and 100% or 125% of ampacity. Can also adjust wire sizes for ambient temperatures other than 30◦ C and more than three wires in a raceway • Integrated voltage drop solutions. Find minimum VD wire size, maximum length for any given wire size, drop percentage, actual number and percentage of Volts dropped • Conduit sizing for 12 types of conduit. Plus, it gives fill percentages, cross-sectional areas, remaining areas, and more • Find Motor Full-Load Amps per current NEC®. Works in 1Ø and 3Ø with the newly expanded tables for 3Ø induction (to 500 hp), synchronous (to 200 hp), and DC motors per NEC® 430-247, 430- 248 and 430-250 • Calculates Fuse and Breaker Sizes per NEC® 430-52 • Parallel and derated wire sizing • Parallel Resistance • NEC Table number displays when performing Wire Size calculations • Sizes overload protection per NEC® 430-32 • Automatically finds NEMA starter sizes • Calculates service and equipment grounding conductor sizes per NEC®: 250-122 and 250-66. • Enter BTU to find Kilowatts per Hour • Enter Kilowatts per Hour to find BTU • Ohm’s Law Calculations – enter any two values to solve for the third • Enter, solve, or convert to Circular MILS wire sizes Note: Electrical math is universal. However, code-based sizing solutions are based on the US National Electrical Code® (NEC); users in other countries should check with their local Code Officials for applicability. SUBSCRIPTION INFORMATION The first seven days are free. Subscriptions offered will automatically renew at the end of the chosen period. Upon purchase confirmation and completion of a free trial, payment will be charged to your Apple account. The subscription will automatically renew unless auto-renew is turned off or the subscription is canceled in settings at least one day (24 hours) before the subscription period ends. You can manage your subscription and turn off auto-renewal in your Apple account Settings > Account (Apple ID) > Subscriptions. TRADEMARKS ElectriCalc(TM) and Calculated Industries® are trademarks and registered trademarks of Calculated Industries, Inc. Copyright 2024
REBT Pro
Read full descriptionHide full description
REBT Pro is a technical tool designed for professionals, installers, engineers, and students in the electrical field who need to perform calculations quickly and consult the Low Voltage Electrotechnical Regulation (REBT) at any time. The app combines calculation power and access to regulations in a clear, modern, and easy-to-use interface, optimized for both iPhone and iPad. MAIN FEATURES Technical calculators The app expands its calculation section with new tools designed to provide reliable and useful results for the daily work of electrical professionals. It now includes: -Electrical cable sizing -Voltage drop -Minimum conduit diameters -Electrical quantities -REBT earthing/grounding -Steinmetz capacitor -Circuit breaker calculation -Short-circuit current calculation Documentation and technical reference Directly access documentation and reference content to resolve doubts, verify technical criteria, and consult regulations at any time. In addition to REBT consultation, the app includes new resources such as: -Electrical formulas -IP/IK ratings -Electrical LOTO procedure with saveable checklist -Single-line electrical diagrams Professional and optimized interface A clean design focused on productivity, with simple navigation and adapted to all screen sizes. Smooth experience on iPhone and iPad Take advantage of the larger iPad format for comfortable consultation and the iPhone for quick use in the field. REBT PRO PREMIUM Unlock advanced features with a subscription: Full access to premium features Continuous improvements and new tools Unlimited experience Subscriptions are available on a monthly or annual basis. WHO IS THIS APP FOR? Electricians Installers Engineers Technicians Electrical students IMPORTANT NOTICE This application is a technical support tool. Results must be verified by a qualified professional and in accordance with the applicable regulations in each case. PRIVACY AND SECURITY REBT Pro does not collect unnecessary personal data. In-app purchases are securely managed through Apple. SUPPORT For any questions or suggestions: dev@mmlsoftware.es --- Terms of use: https://rebt.mmlsoftware.es/terminos-de-uso.html Privacy policy: https://rebt.mmlsoftware.es/politica-de-privacidad.html
Screenshots
Verdict
The clearest difference is update cadence: REBT Pro at every 8 days against ElectriCalc Pro's every 10 months. ElectriCalc Pro's advantage is iOS requirement (14.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ElectriCalc Pro sells 2 in-app purchases, starting at $4.99 per month and REBT Pro sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
ElectriCalc Pro ships an update every 10 months, REBT Pro every 8 days. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.
| Parameter | ElectriCalc Pro | REBT Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (354 ratings) — better | — |
| Positive reviews | 78.1% of reviews | — |
| Number of ratings | 354 — better | — |
| Update frequency | Every 10 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 29 MB | 27 MB |
| Age rating | 12+ | 4+ |
| Developer | Calculated Industries | Manuel Mogrovejo |
In-app purchases
ElectriCalc Pro
- 1 Month Full Access7 Days trial$4.991 Month
- 1 Year Full Access7 Days trial$39.991 Year
REBT Pro
- REBT Pro Mensual$3.991 Month
- REBT Pro Anual$34.991 Year
Questions
Is ElectriCalc Pro free?
Is REBT Pro free?
Do ElectriCalc Pro or REBT Pro have ads?
Which is updated more often, ElectriCalc Pro or REBT Pro?
Other comparisons















