Comparison

Conduit Fill Calculator Pro vs PLC Tools Plus

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

Head to head
About

Conduit Fill Calculator Pro

Features
Read full description

Answer the three questions of a pull on one screen: Does the bundle fit the pipe? What published trade size fits? How much room is left? WireFill calculates conduit fill from NEC Chapter 9 and shows the arithmetic behind every result. Choose the NEC edition used on the jobβ€”2017, 2020, 2023, or 2026β€”then select the raceway and add each conductor by quantity, size, and insulation. CALCULATE THE PULL See the live fill percentage, applicable limit, bore area, allowed area, used area, and room left or over. WireFill also shows: β€’ the smallest published trade size that fits the bundle β€’ how many more of the selected conductor will fit β€’ Table 1 limits for one, two, or three-or-more conductors β€’ the applicable 24-inch nipple rule β€’ the Note 7 rounding allowance Each conductor can be marked as not current carrying. Its area still counts toward conduit fill, while it is excluded from the current-carrying conductor count. SHOW THE MATH Open a complete record with: β€’ the raceway area and circle equation β€’ the permitted fill calculation β€’ each conductor’s area and total occupied area β€’ the resulting fill percentage and verdict β€’ citations for the selected NEC edition When more than three current-carrying conductors share the raceway, WireFill displays a separate notice that ampacity adjustment may be required. That calculation is not performed by the app. SUPPORTED DATA WireFill supports all thirteen raceway families published in Chapter 9 Table 4: EMT, IMC, RMC, ENT, PVC Schedule 40, PVC Schedule 80, PVC Type A, PVC Type EB, FMC, LFMC, LFNC-A, LFNC-B, and LFNC-C. Published trade sizes are available from 3/8 inch through 6 inches where the selected raceway type and edition provide them. Conductors are available from 14 AWG through 2000 kcmil across the supported Table 5 insulation groups. Compact stranded conductors from Table 5A are included where published. SAVE AND SHARE Name a calculation and reopen it with the raceway and conductors restored. Saved jobs can be duplicated or deleted. WireFill Pro allows you to keep more than one saved job and export or share the complete calculation record as a PDF. BUILT FOR THE JOBSITE WireFill works fully offline. Calculations, saved jobs, and settings stay on the device. Nothing entered about a pull leaves the phone. The app uses imperial units to match NEC Chapter 9 and is available in English and Spanish. WireFill calculates conduit fill only. It does not calculate ampacity, ambient correction, adjustment factors, voltage drop, box fill, bending, or electrical loads. It supports listed Table 5 single conductors, not multi-conductor, MC, or NM cable. It does not provide Canadian Electrical Code or IEC calculations. WireFill is an independent calculation aid based on published NEC Chapter 9 figures. NEC and National Electrical Code are registered trademarks of the National Fire Protection Association. WireFill is not affiliated with or endorsed by the NFPA and does not replace the code book, an inspection, professional judgment, or the authority having jurisdiction. FREE The free version includes the complete calculator, all supported raceways and conductors, four NEC editions, live results, Show the Math with citations, and one named job kept across restarts. WIREFILL PRO WireFill Pro unlocks storage for additional saved jobs, PDF export, and PDF sharing. If Pro expires, saved jobs remain readable; only adding another job is blocked. Advanced job storage and PDF features require WireFill Pro. Privacy Policy: https://vexor.digital/legal/wirefill/privacy.html Terms of Use: https://vexor.digital/legal/wirefill/terms.html

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

Conduit Fill Calculator Pro4 screens
PLC Tools Plus3 screens

Verdict

The call

Conduit Fill Calculator Pro and PLC Tools Plus are too close to call on the numbers: across 5 compared parameters β€” price, ads, in-app purchases and device support among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Conduit Fill Calculator Pro sells 3 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.

ScorecardNo meaningful differences
Conduit Fill Calculator Pro versus PLC Tools Plus: the parameters behind the verdict, then further details
ParameterConduit Fill Calculator ProPLC Tools Plus
PriceFreeFree
Update frequencyβ€”Every 5 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad β€” better
Requires iOS16.0 β€” better16.4
Further details β€” not scored
Size13 MB60 MB
Age rating4+4+
DeveloperVexor Digital LLCJASON THOMAS SERAFIN

In-app purchases

3 purchases

Conduit Fill Calculator Pro

Subscriptions2
  • WireFill Pro Monthly$4.991 Month
  • WireFill Pro Yearly7 Days trial$24.991 Year
One-time1
  • WireFill Pro Lifetime$79.99
1 purchases

PLC Tools Plus

Subscriptions1
  • PLC Tools Plus Pro14 Days trial$4.991 Month

Questions

Is Conduit Fill Calculator Pro free?
Conduit Fill Calculator 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 Conduit Fill Calculator Pro or PLC Tools Plus have ads?
Neither Conduit Fill Calculator Pro nor PLC Tools Plus shows ads.

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