Comparison

ElectriCalc Pro vs PLC Tools Plus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • NEC compliant calculations
  • Wire and conduit sizing
  • Voltage drop calculations
  • Motor full-load amps
  • Ohm's Law solver
  • Built-in help and tutorials
Features
Read 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

About

PLC Tools Plus

Features
Read full description

PLC Tools Plus turns your phone or tablet into a portable EtherNet/IP diagnostic tool for compatible PLC controllers. Discover controllers on your local network, explore their full tag database, and watch live values update in real time - all without opening a laptop or launching programming software. Built for controls engineers, technicians, and integrators who need a fast way to check on a machine from the plant floor. KEY FEATURES - Controller Discovery: Scan your local network for EtherNet/IP controllers, or connect directly by IP address. Choose which network interface to scan from when your device has more than one. - Full Tag Browser: Explore a controller's complete tag database, including nested structures, arrays, and user-defined types (UDTs). Drill down into individual members to find exactly the tag you need. - Live Data Monitor: Add tags to a live monitoring view grouped by controller, watch values update in real time, and write new values to tags when you need to test or adjust a running process. - Ethernet/IP IO Scanner: Connect to any IO device that supports Ethernet/IP such field IO and VFDs - Ethernet/IP IO Device Simulator: Simulate IO devices and connect to it from a PLC. Simulate input data and read output data. - Demo PLC Mode: New to the app? Try a simulated "Demo PLC" controller loaded with sample tags, arrays, and UDTs - no real hardware required. - Built for the Field: A clean, mobile-first interface designed for quick checks on the plant floor, not a scaled-down desktop tool. REQUIREMENTS - Your device must be on the same local network as the target PLC(s). - Compatible with PLC controllers that support the EtherNet/IP (CIP) protocol using symbolic tag names. SUBSCRIPTION PLC Tools Plus includes a 14-day free trial. After the trial, full access requires a PLC Tools Plus Pro subscription at $4.99/month. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription anytime in your App Store account settings. Payment will be charged to your Apple ID account at confirmation of purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://serafintech.github.io/privacy/plc-tools-plus/

Screenshots

ElectriCalc Pro4 screens
PLC Tools Plus3 screens

Verdict

The call

The clearest difference is update cadence: PLC Tools Plus at every 5 days against ElectriCalc Pro's every 10 months. ElectriCalc Pro's advantage is iOS requirement (14.0 vs 16.4). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ElectriCalc Pro sells 2 in-app purchases, starting at $4.99 per month and PLC Tools Plus sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ElectriCalc Pro ships an update every 10 months, PLC Tools Plus every 5 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
ElectriCalc Pro versus PLC Tools Plus: the parameters behind the verdict, then further details
ParameterElectriCalc ProPLC Tools Plus
PriceFreeFree
Rating4.9 (368 ratings) — better—
Positive reviews78.1% of reviews—
Number of ratings368 — better—
Update frequencyEvery 10 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better16.4
Further details — not scored
Size29 MB60 MB
Age rating12+4+
DeveloperCalculated IndustriesJASON THOMAS SERAFIN

Bugs and requests

ElectriCalc Pro

Reported bugs

5 issues
  • No active subscriptions error after iOS update
  • HP calculations not working
  • App closes when calculating conduit size
  • Wire size calculation crashes the app
  • Fails when entering HP

Requested features

2 requests
  • Option to print
  • Metric wire size (mm2)

PLC Tools Plus

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

ElectriCalc Pro

Subscriptions2
  • 1 Month Full Access7 Days trial$4.991 Month
  • 1 Year Full Access7 Days trial$39.991 Year
1 purchases

PLC Tools Plus

Subscriptions1
  • PLC Tools Plus Pro14 Days trial$4.991 Month

Questions

Is ElectriCalc Pro free?
ElectriCalc Pro is free to download, with in-app purchases available.
Is PLC Tools Plus free?
PLC Tools Plus is free to download, with in-app purchases available.
Do ElectriCalc Pro or PLC Tools Plus have ads?
Neither ElectriCalc Pro nor PLC Tools Plus shows ads.
Which is updated more often, ElectriCalc Pro or PLC Tools Plus?
ElectriCalc Pro ships an update every 10 months, and PLC Tools Plus every 5 days. Most recently, ElectriCalc Pro was updated on November 1, 2026 and PLC Tools Plus on October 31, 2026.

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