Comparison

TC vs Motor FLA Calc NEC

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

Head to head
About

TC

This utility app provides quick and accurate conversions between resistance, potential, and temperature for various thermocouples and RTDs. It supports offline use, temperature recording with export, and offers an intuitive interface for field technicians and engineers.

Highlights
  • Thermocouple and RTD conversion
  • Supports multiple sensor types
  • Offline functionality
  • Temperature recording and charting
  • Export data to Excel
  • Intuitive user interface
Features
Read full description

This software is a user-friendly, efficient, and comprehensive tool designed for field technicians, engineers, and programmers. It allows for quick and easy conversion between resistance potential and temperature, suitable for various common temperature sensors. This application simplifies the temperature measurement process, providing a practical solution for professionals. Data support: Supports thermocouple types B, E, J, K, N, R, S, T, C, D, G with all voltages measured in millivolts (mV). The conversion formulas used are derived from NIST thermocouple tables and coefficients. Supports bi-directional query for PT1000, PT100, PT500, PT800, PT10, CU50, CU100, Ni100, Ni120, Ni1000 RTDs (ITS-90). Temperature recording: Supports temperature recording and temperature curve display, with one-click export of records and charts to Excel, facilitating on-site data entry and analysis. Fast and accurate: Instantly obtain the temperature coefficients and performance curves you need. Offline availability: Can be queried in field environments without network access. Intuitive interface: Clean design, easy to operate. Regular updates: Always maintains the latest industry standards. Whether you're an industrial automation engineer, process control expert, factory instrument engineer, or a student of temperature measurement, TC-RTD is an indispensable assistant for you.

About

Motor FLA Calc NEC

Calculate motor full-load amps and electrical component sizing according to NEC Article 430. This tool provides conductor sizing, overload protection, and short-circuit protection device ratings for single-phase and three-phase motors.

Highlights
  • Full-load amps lookup from NEC Tables
  • Conductor sizing per NEC 430.22
  • Overload protection sizing
  • SCPD sizing per NEC Table 430.52
  • Disconnect rating per NEC 430.110
  • Offline operation
Features
Read full description

NEC motor full-load amps calculator for electricians, apprentices, and electrical engineers. Look up motor FLA from NEC Tables 430.248 and 430.250, then get conductor sizing, overload protection, short-circuit protection device (SCPD), and disconnect ratings - all per NEC Article 430. Works 100% offline on the job site. Whether you are sizing a motor branch circuit for a 10 HP three-phase motor, selecting the correct breaker for a 5 HP single-phase motor, or verifying overload protection settings, this motor FLA calculator gives you accurate NEC-compliant results in seconds. MOTOR FLA CALCULATOR FEATURES: - Full-load amps lookup from NEC Table 430.248 (single-phase) and 430.250 (three-phase, induction and synchronous unity-PF sections) - Single-phase motors: 1/6 HP through 10 HP - Three-phase motors: 1/2 HP through 500 HP - 6 voltage presets: 115V, 200V, 208V, 230V, 460V, 575V - Conductor sizing per NEC 430.22 (125% of FLC) - Overload protection per NEC 430.32 (service factor adjustment) - SCPD sizing per NEC Table 430.52 with 4 motor types and 3 device types - Disconnect rating per NEC 430.110 - Copper and aluminum conductor support - Wire size recommendation from NEC Table 310.16 (75C column) - Standard breaker and fuse size selection per NEC 240.6, including fuse-only ratings 1, 3, 6, 10, 601 NEC ARTICLE 430 REFERENCES: - NEC Table 430.248 - Single-phase motor full-load current - NEC Table 430.250 - Three-phase motor full-load current - NEC Table 430.52 - SCPD maximum rating percentages - NEC 430.22 - Motor branch circuit conductor sizing - NEC 430.32 - Overload protection sizing - NEC 430.110 - Disconnect rating requirements - NEC Table 310.16 - Conductor ampacity for wire sizing SCPD SIZING (NEC TABLE 430.52): - Non-time-delay fuse sizing - Dual element (time-delay) fuse sizing - Inverse time circuit breaker sizing - 4 motor design types: squirrel cage, Design B energy-efficient, wound rotor, synchronous PRO FEATURES (one-time purchase): - No ads - clean interface for professionals - Save motor calculation history - Export calculations as PDF reports for permits and records - Dark theme support HOW THE MOTOR FLA CALCULATOR WORKS: 1. Select motor type (single-phase or three-phase) 2. Choose horsepower rating 3. Select voltage 4. Set motor design type and SCPD type 5. Choose conductor material (copper or aluminum) 6. Toggle service factor setting 7. Get complete motor branch circuit sizing instantly The motor FLA calculator automatically provides: - Full-load amps from official NEC tables - Minimum conductor size with ampacity reference - Maximum overload protection rating - SCPD (breaker/fuse) size rounded to standard sizes - Minimum disconnect ampere rating BUILT FOR ELECTRICIANS ON THE JOB SITE: This motor FLA calculator is designed by electricians, for electricians. Select your motor parameters, get the complete branch circuit sizing instantly - no complicated menus or unnecessary features. One-hand operation, instant results. PERFECT FOR: - Licensed electricians sizing motor circuits daily - Electrical apprentices studying for journeyman exams - Electrical engineers and designers - Electrical contractors bidding jobs - NEC code exam preparation - Journeyman and master electrician exam study OFFLINE AND PRIVACY: - Works 100% offline - no internet needed on the job site - No account required - No data collection - your motor calculations stay on your device

Screenshots

TC4 screens
Motor FLA Calc NEC4 screens

Verdict

The call

The clearest difference is in-app purchases: TC at none against Motor FLA Calc NEC's 1. TC also leads on ads (none vs shown). Motor FLA Calc NEC's advantage is update cadence (every 2 weeks vs every 3 months) and price ($0.99 vs $1.99). On rating, ratings volume, device support and iOS requirement 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

TC costs $1.99 and Motor FLA Calc NEC $0.99 up front. Motor FLA Calc NEC sells 1 one-off in-app purchase. TC asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for TC against 5.0 for Motor FLA Calc NEC. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

TC ships an update every 3 months, Motor FLA Calc NEC every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
TC versus Motor FLA Calc NEC: the parameters behind the verdict, then further details
ParameterTCMotor FLA Calc NEC
Price$1.99$0.99 — better
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size12 MB34 MB
Age rating4+17+
Developer立娜 王Rizvan Adzhoian

In-app purchases

None

TC

No in-app purchases

1 purchases

Motor FLA Calc NEC

One-time1
  • Pro Unlock$2.99

Questions

Is TC free?
TC costs $1.99, with no in-app purchases.
Is Motor FLA Calc NEC free?
Motor FLA Calc NEC costs $0.99, and also offers in-app purchases.
Which has better reviews, TC or Motor FLA Calc NEC?
TC and Motor FLA Calc NEC are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do TC or Motor FLA Calc NEC have ads?
Motor FLA Calc NEC shows ads; TC does not.
Which is updated more often, TC or Motor FLA Calc NEC?
TC ships an update every 3 months, and Motor FLA Calc NEC every 2 weeks. Most recently, TC was updated on November 4, 2026 and Motor FLA Calc NEC on October 31, 2026.

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